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Задачи: — Поддерживать и оптимизировать базы данных Oracle, включая PL/SQL-пакеты, хранимые процедуры и триггеры. — Заниматься тюнингом производительности, анализировать планы выполнения SQL-запросов и выявлять причины медленного выполнения бизнес-операций. — Обеспечивать высокую доступность и отказоустойчивость баз данных с использованием Oracle RAC, Data Guard и кластерных решений. — Взаимодействовать с внутренними командами и техническими специалистами клиентов при диагностике проблем, обновлении баз данных и настройке отказоустойчивых конфигураций. — Участвовать в миграциях баз данных, нагрузочном тестировании и оценке влияния новых функций на производительность системы. — Участвовать в проектировании архитектуры решений, подготовке планов внедрения и технической документации. — Диагностировать и устранять сложные инциденты в продуктивных и предпродуктивных средах. — Участвовать в развертывании и настройке новых окружений для клиентов по всему миру. — На позиции нет дежурств по графику (on-call rotation). Требования: — Опыт работы в IT от 5 лет, из них не менее 3 лет с Oracle Database. — Глубокие практические знания администрирования Oracle, тюнинга производительности и оптимизации планов выполнения SQL-запросов. — Понимание Oracle PL/SQL и его роли в реализации бизнес-логики приложений. — Практический опыт работы с Oracle RAC, Data Guard, процедурами резервного копирования и восстановления данных (backup/recovery). — Опыт поддержки крупных OLTP-систем и высокодоступных архитектур. — Уверенные навыки администрирования Linux/Unix и диагностики проблем. — Опыт непосредственного взаимодействия с внешними клиентами и решения сложных технических задач. — Английский язык на уровне, достаточном для профессионального общения. Условия: — Конкурентная заработная плата и ежегодный бонус по результатам работы. — Гибридный формат работы. — Современный офис в Новом Белграде. — Частная медицинская страховка (ДМС). — Профессиональное обучение и сертификацию за счет компании. — Курсы иностранных языков. — Обеды в офисе. — Корпоративные мероприятия и тимбилдинги. Команда и проекты: — Взаимодействие с командами Implementation, Technical Support и Development, а также с техническими специалистами крупных банков, финтех-компаний, телеком-операторов и ритейлеров по всему миру.

Location: London Qube Research & Technologies (QRT) is a global quantitative and systematic investment manager, operating in all liquid asset classes across the world. We are a technology- and data-driven group implementing a scientific approach to investing. Combining data, research, technology, and trading expertise has shaped our collaborative mindset, which enables us to solve the most complex challenges. QRT’s culture of innovation continuously drives our ambition to deliver high-quality returns for our investors. You will join the Database Engineering team, responsible for maintaining secure, reliable and scalable database services. Working closely with engineers and business users, you will support database operations and translate business requirements into practical database solutions, with a primary focus on PostgreSQL. Your Future Role within QRT You will... Administer, maintain and secure PostgreSQL databases across on-premises and cloud environments. Monitor database health, troubleshoot issues and improve performance and availability. Maintain and test backup, recovery and disaster recovery procedures. Support database design, high availability, capacity planning and upgrades. Manage database access and permissions in line with security requirements. Work with engineers and business users to understand data requirements and resolve database issues. Automate routine administration tasks and maintain clear operational documentation. Your Present Skillset At least five years of production PostgreSQL administration experience across on-premises and cloud environments. Working knowledge of database monitoring, performance tuning, high availability and disaster recovery. Familiarity with UNIX/Linux environments. Experience using SQL and database procedural languages to develop and maintain database solutions. Experience managing database security, access controls and permissions. Scripting and automation skills using tools such as Python, Shell, PowerShell or Ansible. Familiarity with additional database platforms such as SQL Server, ClickHouse or Snowflake. A structured, proactive approach to troubleshooting, testing and documentation. Strong communication and collaboration skills, with attention to detail. QRT is an equal opportunity employer. We welcome diversity as essential to our success. QRT empowers employees to work openly and respectfully to achieve collective success. In addition to professional achievement, we are offering initiatives and programs to enable employees achieve a healthy work-life balance.

Location: Multiple Countries Nitka Technologies develops software for customers in the US and Europe and brings together about 300 professionals from Eastern Europe, North and South America, Armenia, Georgia and Kazakhstan. We are looking for an experienced DBA (Databricks) for a long-term project. The customer is a company in California, an industry leader in the sale of tickets to events in Europe and the USA. We offer 100%  remote, full-time work. Main tasks: Manage multiple Databricks workspaces (dev/qa/prod); Configure cluster policies, governance & compliance; Create & maintain unity catalog objects: catalogs, schemas, grants, service principals, external storage etc; Monitor and debug failed / long-running jobs using system tables (job_run_timeline, node_timeline, workflow_run); Troubleshoot cluster crashes, driver OOM, executor failures, memory leaks; Investigate Python / Spark errors, dependency conflicts (PyPI, WHL, Maven) Assist users with cluster/job configuration, notebook errors, unity catalog permissions; Explain platform limitations and best practices to Data engineers; Maintain confluence pages with platform rules & troubleshooting guides; Requirements: Experience in implementation, integration or technical support; Experience with Linux, Bash; Confident SQL skills; Strong experience of working with AWS Infrastructure (ec2, s3, iam, vpc, secret management, sqs); Experience with Python sufficient for writing small scripts or applications; Experience of maintaining Databricks jobs & environments; Experience with REST API/SDK; Understanding of file-based databases (DeltaLake, Parquet, Hive); Understanding of of cluster types & node families; Spoken English at Intermediate level or higher; Would be a plus: Databricks REST API / Databricks SDK; Working with schema evolution, time travel, vacuum, compaction, z-order; Debugging corrupted delta tables (conflicting commits, tombstones, missing checkpoints); Understanding of acid implementation on top of object storage; Spark knowledge (jobs, partitions, queries), experience in Kafka or similar technology, familiarity with Terraform / Gitlab CI; Cost monitoring for platform services and objects; Experience in enterprise Data platforms; Working conditions: Nearshore candidates preferred, with availability to work EST or Pacific Time hours Remote work with no time trackers, flexible working hours Full-time (8 hours/day) Attractive USD compensation Paid vacation, holidays, sick leaves

Задачи: — структуры данных, связей, индексов — бизнес-витрин данных — механизмов генерации и упаковки данных для бюро кредитных историй — отчётности (функциональная, техническая) — настройка ETL-процессов Требования: — Образование: высшее техническое (либо подтверждённый релевантный опыт) — Экспертные знания SQL и PGSQL — Работа с JSON, XML (парсинг, сборка) — Понимание микросервисной архитектуры Условия: — Полная занятость — График: 5/2 — Формат работы: удалённо Опыт работы: более 6 лет

Location: Poland; Bulgaria; Ukraine; Hungary; Czechia; United Kingdom; Ireland Workplace: Remote At ClickUp, we're building the future of work: the first truly converged AI workspace unifying tasks, docs, chat, calendar, and enterprise search, all supercharged by context-driven AI. We are an AI-native company. Every team member is expected to leverage AI daily, and we evaluate AI fluency as part of our hiring process. Join us and help redefine what's possible. 🚀 ABOUT THIS ROLE ClickUp is looking for a Senior Database Reliability Engineer to join our Database Operations team. You’ll be responsible for the performance, integrity, security, and availability of our PostgreSQL databases running on Linux in AWS. This role focuses on day-to-day database administration, operational excellence, and ensuring data is consistently reliable and well-managed across environments. KEY RESPONSIBILITIES - Administer, monitor, and maintain PostgreSQL databases (250GB+) in production environments (AWS RDS, Aurora, EC2) - Ensure database availability, performance, and data integrity through proactive monitoring and maintenance - Perform routine database administration tasks including patching, upgrades, vacuuming, reindexing, and statistics management - Execute and manage backup, restore, and disaster recovery procedures, including regular testing of recovery plans - Handle user access management, roles, and database security to ensure compliance with best practices - Perform capacity planning, storage management, and growth forecasting - Troubleshoot database issues, including performance bottlenecks, locking/contention, and failed jobs - Support application teams with query tuning, schema changes, and release deployments - Manage database migrations, upgrades, and change requests with minimal downtime - Maintain documentation for database configurations, standards, and operational procedures - Participate in on-call rotations and provide support for production incidents QUALIFICATIONS - 7+ years of experience in a senior database administrator or Database Engineering role - Strong hands-on PostgreSQL administration experience, including backups, recovery, and performance tuning - Solid understanding of database security, access control, and compliance practices - Experience managing large-scale production databases (250GB+), including maintenance and lifecycle management - Strong Linux administration skills (processes, disk, memory, networking) - Experience with monitoring tools and performance diagnostics - Proficiency in SQL and at least one scripting language (Bash, Python, or similar) - Familiarity with cloud-based database deployments, preferably AWS (RDS, Aurora, EC2, S3) - Strong organizational and documentation skills NICE TO HAVE - Experience with database auditing, compliance, or governance frameworks - Familiarity with ETL processes, data pipelines, or reporting systems - Experience with high availability setups, replication, and failover management - Exposure to other database systems (MySQL, SQL Server, or NoSQL platforms) - Experience supporting enterprise or highly regulated environments #LI-REMOTE  #LI-CC1 Equal Opportunity Employer ClickUp is an Equal Opportunity Employer, and qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, or national origin. Privacy Notice ClickUp collects and processes personal data in accordance with applicable data protection laws. You can find further details by viewing our Global Candidate Privacy Notice. https://clickup.com/careers-terms/candidate-privacy-notice If you are a Philippine Job Applicant, please also see our Philippine Data Privacy Notice https://t333.s.clickup-attachments-stg.com/t333/d9a53ce2-6d2c-48cd-84b1-ed4e525f9613/Philippine%20Data%20Privacy%20Notice_2024.pdf?view=open for further details. Visa Sponsorship Please note we are unable to sponsor or take over sponsorship of an employment visa for roles outside of engineering and product at this time. Sponsorship for engineering and product roles is not guaranteed, but is instead based on the business needs for that specific role at that time. Please reach out to the recruiter with any questions. Fraud Alert ClickUp Talent Acquisition will only initiate contact via an @clickup.com http://clickup.com email or through our official careers portal on clickup.com http://clickup.com. We will never request fees, payments, or sensitive personal information. Please disregard any offers received outside these channels and report them to support@clickup.com. AI Processing Notice ClickUp may use artificial intelligence and machine learning technologies to help review and screen candidates' employment applications against role-related criteria. These tools support, but do not replace, human decision‑making. If you have questions or need an accommodation in the recruitment process, please contact us at AskPeople@ClickUp.com.

Требования: — Практический опыт администрирования СУБД — Понимание принципов работы баз данных, резервного копирования, мониторинга и восстановления — Базовые знания SQL — Желание развиваться в направлении DBA и работать с высоконагруженными системами О компании: Команда Marketing Engineering расширяется и готова рассматривать не только опытных DBA, но и начинающих специалистов. Остальному готовы обучать внутри команды.

Задачи: — Обеспечивать высокую доступность, производительность и безопасность систем баз данных в высоконагруженной производственной среде. — Проектировать, внедрять и поддерживать масштабируемые решения баз данных, включая репликацию, кластеризацию и миграцию данных. — Мониторить производительность баз данных, выявлять узкие места и проактивно оптимизировать запросы и конфигурации. — Управлять стратегиями резервного копирования и восстановления для обеспечения целостности данных, надежности и готовности к аварийному восстановлению. — Выполнять рутинное обслуживание баз данных, включая обновления, патчи и планирование емкости. — Устранять инциденты, реагировать на оповещения и обеспечивать своевременное решение проблем, связанных с базами данных. — Сотрудничать с командами разработки и DevOps для улучшения архитектуры системы и эффективности баз данных. — Вносить вклад в автоматизацию и практики инфраструктуры как кода (например, Ansible). Требования: — Опыт работы не менее 3 лет в качестве администратора баз данных в высоконагруженных/крупномасштабных средах. — Практический опыт работы с MySQL (или MariaDB, или Percona). — Глубокое понимание архитектуры баз данных, репликации, настройки производительности и оптимизации запросов. — Опыт работы со стратегиями резервного копирования и восстановления, целостностью данных и лучшими практиками безопасности. — Хорошие знания Linux-систем (Debian, Ubuntu). — Опыт работы с инструментами автоматизации (Ansible или аналогичными). — Знакомство с PostgreSQL, MongoDB или другими базами данных будет плюсом. — Сильные навыки решения проблем и способность работать в распределенной команде. Условия: — Полный пакет релокации на Кипр: перелеты в Лимассол для вас и вашей семьи, квартира, оплачиваемая компанией, на первые 2 недели. — Комфортный офис в центре Лимассола (Кипр). — Медицинская страховка для сотрудников и их семей. — Доступ к профессиональному обучению, конференциям и оплачиваемым образовательным курсам. — Корпоративные языковые курсы. — Вечерние занятия йогой в офисном релакс-пространстве. — Субсидированные обеды. — Спортивные мероприятия. — Открытая семейная культура. — Различные корпоративные мероприятия для сотрудников и их детей.

Задачи: — Эксплуатация и тюнинг СУБД: полный контроль над состоянием, профилированием и оптимизацией PostgreSQL под конфигурацию серверов в AWS; — Настройка и сопровождение отказоустойчивости и HA/DR: репликация, Patroni, PgBouncer, бэкапирование и катастрофоустойчивость; — Проактивный мониторинг: поиск медленных запросов (pg_stat_statements, анализ планов выполнения), оптимизация индексов, помощь разработчикам; — Развитие в Data Engineering: участие в построении ETL-пайплайнов и работа со смежным стеком данных (до 60% задач в перспективе); — Автоматизация: написание скриптов для сбора метрик, диагностики и обслуживающих процессов на Python и Bash. Требования: — Опыт от 5 лет в роли экспертного PostgreSQL DBA в высоконагруженных продакшн-средах; — Глубокое понимание PostgreSQL: процессы, память, WAL, блокировки, тонкая настройка autovacuum под High-Load; — Практический опыт с отказоустойчивыми связками (Patroni, PgBouncer, потоковая репликация); — Опыт работы с PostgreSQL в облачной инфраструктуре AWS (EC2 / RDS); — Желание развиваться в Data Engineering (ETL, пайплайн-инструменты); — Английский язык от уровня B2 / Upper-Intermediate для устного общения. Будет плюсом: — Опыт работы с инструментами Data Engineering (Airflow, Python-пайплайны); — Навыки программирования на C; — Опыт проведения миграций и мажорных апгрейдов больших баз данных. Условия: — Достойный оклад ($6000–9000); — Возможность освоить Data Engineering на реальных больших данных с поддержкой ментора; — Стабильный и технически зрелый проект без «пожаров» и хаоса; — Гибкий график работы и высокая степень инженерной автономии.

You’ll take full ownership of the production databases at a high-traffic, high-load startup with millions of rows. Required: PostgreSQL (Crunchy Bridge), MySQL (PlanetScale) Nice to have: CockroachDB, SingleStore, Tinybird What you’ll do: — Monitoring, incident response and recovery readiness — Tuning queries, indexes and schemas — Running migrations safely and testing backups and restores You’ll need hands-on production experience, deep PostgreSQL knowledge and experience with replication.

Задачи: • Мониторинг, реагирование на инциденты и готовность к восстановлению • Оптимизация запросов, индексов и схем баз данных • Безопасное выполнение миграций, тестирование резервных копий и восстановления Требования: • Практический опыт работы с продакшен-базами данных • Глубокие знания PostgreSQL (Crunchy Bridge) • Опыт работы с MySQL (PlanetScale) • Опыт работы с репликацией Желательно: • Знания CockroachDB, SingleStore, Tinybird Условия: • Удалённая работа из Европы (кандидаты из России и Беларуси не рассматриваются) • Зарплата $7,000 - $10,000 в месяц

About the Project We are developing a high-load train scheduling system that processes large volumes of real-time railway route data. The system is built on MariaDB and includes complex logic for caching, task queue processing, and query optimization. Technical Skills — 5+ years of experience with MariaDB/MySQL and a deep understanding of database architecture and optimization — Expert-level SQL knowledge (complex queries, window functions, CTEs, subqueries) — Experience developing stored procedures and functions in MySQL/MariaDB — Proficiency in performance optimization of queries and database schemas — Strong understanding of indexing and optimization strategies for large datasets — Experience with Flyway or similar database migration tools — Knowledge of Linux/Unix and bash scripting for automation Work Experience — 5+ years of commercial SQL development — Experience with high-load systems (processing millions of records) — Knowledge of database design principles and normalization — Experience working in a team using version control systems (Git) Personal Qualities — Adaptability and willingness to embrace new technologies — Openness to innovation and modern development practices — Commitment to continuous learning and professional growth — Flexible thinking and the ability to quickly master new tools Nice-to-have Technologies — Experience using AI agents for SQL development and optimization — Knowledge of modern automation tools in development workflows — Experience with Jenkins or other CI/CD systems — Knowledge of Docker for database containerization — Experience monitoring database performance (Percona Toolkit, pt-query-digest) — Knowledge of NoSQL solutions (Redis, MongoDB) for caching — Experience with cloud databases (AWS RDS, Google Cloud SQL) Domain Knowledge — Experience with transportation or logistics systems — Understanding of railway systems and scheduling — Experience with real-time systems and data stream processing Responsibilities — Developing and optimizing complex SQL queries and stored procedures — Designing database schemas for high-load systems — Creating and maintaining migrations using Flyway — Optimizing performance of existing queries and indexes — Developing bash scripts for process automation — Leveraging modern tools and AI agents to enhance efficiency — Analyzing query performance and identifying bottlenecks — Monitoring database health and planning for scalability — Profiling queries and creating optimization plans — Working with logs and diagnosing issues — Participating in SQL code reviews and database design reviews — Consulting team members on database-related topics — Documenting architectural decisions and procedures — Mentoring junior developers in SQL and performance optimization — Introducing new technologies and best practices to the team What We Offer — Remote work — Modern technology stack and engaging challenges — Opportunities for professional growth within an expert team — Access to cutting-edge tools and technologies — Participation in technical conferences and professional training — Hands-on experience with modern technologies and approaches — Ability to influence architectural decisions in the project — Mentorship and knowledge sharing with colleagues — Exploration and implementation of AI tools in daily workflows

Задачи: — Полный контроль за production базами данных в высоконагруженном стартапе с миллионами записей. — Мониторинг, реагирование на инциденты и готовность к восстановлению. — Оптимизация запросов, индексов и схем. — Безопасное проведение миграций, тестирование бэкапов и восстановления. Требования: — Практический опыт работы с production базами. — Глубокие знания PostgreSQL. — Опыт работы с репликацией. Желательно: — Опыт с CockroachDB, SingleStore, Tinybird. Условия: — Удалённая работа из Европы (кандидаты из России и Беларуси не рассматриваются). — Зарплата $7,000-$10,000 в месяц.

Задачи: — Администрирование, настройка и поддержка баз данных PostgreSQL. — Оптимизация производительности баз данных для высоконагруженных блокчейн-приложений. — Проектирование и настройка репликации, резервного копирования и восстановления данных. — Участие в проектировании архитектуры хранения данных для блокчейн-решений. — Разработка и настройка процедур мониторинга и устранения проблем в базе данных. — Обеспечение безопасности и защиты данных в соответствии с лучшими практиками. — Консультирование разработчиков по вопросам работы с базой данных и написания оптимальных запросов. Требования: — Опыт работы с PostgreSQL от 3 лет. — Глубокое понимание структуры и особенностей работы PostgreSQL (индексы, триггеры, планировщик запросов, репликация и т.д.). — Опыт работы с высоконагруженными системами и большим объемом данных. — Знание и опыт использования инструментов для мониторинга баз данных (например, pg_stat_statements, Prometheus). — Навыки написания и оптимизации сложных SQL-запросов. — Понимание принципов работы блокчейн-технологий и децентрализованных систем. — Уровень английского языка: Intermediate и выше будет большим плюсом

Задачи: — Полная ответственность за production базы данных в высоконагруженном стартапе с миллионами строк. — Мониторинг, реагирование на инциденты и готовность к восстановлению. — Оптимизация запросов, индексов и схем. — Безопасное выполнение миграций, тестирование бэкапов и восстановлений. Требования: — Практический опыт работы с production базами данных. — Глубокие знания PostgreSQL. — Опыт работы с репликацией. — Опыт работы с PostgreSQL (Crunchy Bridge) и MySQL (PlanetScale). Желательно: — Знания CockroachDB, SingleStore, Tinybird. Условия: — Удалённая работа из Европы (кандидаты из России и Беларуси не рассматриваются). — Зарплата $7,000 - $10,000 в месяц.

Locations: Spain, Bulgaria, or Portugal (relocation assistance may be provided). Employment: Full-Time. About the Company/Product: A global B2B product company developing a powerful Integration Platform as a Service (iPaaS) that uses AI and machine learning to enable organizations to seamlessly connect data sources, cloud applications, and enterprise systems through low-code/no-code automation. The platform is trusted by more than 400,000 customers worldwide, including leading companies such as Visa, Goldman Sachs, Cisco, Amazon, HubSpot, and L’Oréal. The engineering culture emphasizes technical excellence, strong ownership, and close collaboration across globally distributed, remote-first teams. What You’ll Do: — Keep the Aurora PostgreSQL fleet healthy across all data centers: building indexes on large and partitioned tables without downtime, analyzing plans, and moving data. — Handle Aurora configuration (parameters, replicas, failover, capacity) and cost work: rightsizing, merging low-activity databases, and evaluating serverless. — Take ownership of the PgBouncer layer, which currently needs an owner and a roadmap. — Review schemas and data models with product teams, advising on partitioning, retention, and shared vs. dedicated clusters, backing recommendations with data. — Work on the performance of the main application and the search queries behind AI features, including research toward a 10,000 jobs/second target. — Package the team's existing zero-downtime upgrade and switchover procedures into versioned, released automation, along with provisioning of databases and users, grants, and schema sync across data centers (Terraform, Ansible, GitOps). — Develop and deploy tooling for monitoring and managing the PostgreSQL fleet in Kubernetes, including monitoring and alerting (exporters, VictoriaMetrics). — Handle database incidents end-to-end, including root-cause analysis and follow-up fixes, and participate in resilience projects such as a cross-region DR pilot, application reconnect after failover, and CDC pipelines that survive upgrades and failovers. — Contribute to time-boxed evaluations of new database technologies that end with a decision on adoption. — Participate in the on-call rotation, with off-rotation time dedicated to uninterrupted project work. What You Have: — 5+ years of experience operating PostgreSQL in production (DBA, DBRE, or SRE with a database focus) on databases under real load. — Deep experience with database schemas: design, debugging, and troubleshooting performance issues in production. — SQL proficiency, query plans, indexing strategy, and performance work on multi-TB tables. — Expertise in the PostgreSQL ecosystem: streaming and logical replication, HA and failover setups (Patroni or equivalent), connection poolers (PgBouncer), major-version upgrades and migrations with minimal downtime. — Linux fundamentals: processes and memory, OOM behavior, networking basics. — Scripting skills (Bash, Python, or Go) and an automation-first attitude. — Readiness to work actively with Kubernetes. — Strong root cause analysis and incident management skills. — Good level of English — at least Upper-intermediate (B2). Nice-to-Haves: — Experience with Infrastructure as Code (Terraform) and cloud infrastructure (AWS, ideally hands-on Aurora or RDS). — Experience with different storage systems: ClickHouse, OpenSearch, Elasticsearch, Redis, Valkey, MemoryDB, Neo4j. — Exposure to Kubernetes basics, GitOps, ArgoCD, or Vault. — Contributions to open-source database or infrastructure projects. — Openness to using AI assistants in daily work. What We Offer: — Real scale: every database behind a global automation platform, processing billions of events daily. — Influence on the stack: your analysis in technology reviews shapes which databases the company adopts. — Top-tier engineering team. — Competitive base salary + stock options. — Fully remote work with flexible hours from Spain, Bulgaria, or Portugal. — Possible assistance with relocation to Spain or Bulgaria (visa support & relocation package). — Full-time employment with benefits. — Health and life insurance. — Flexible vacation policy and paid sick leave. — Company-provided equipment. — Company-sponsored team-bonding activities. — Other competitive benefits depending on location (e.g., wellness programs, education budget, referral bonuses, etc.).

Locations: Spain, Bulgaria, or Portugal (relocation assistance may be provided). Employment: Full-Time. About the Company/Product: A global B2B product company developing a powerful Integration Platform as a Service (iPaaS) that uses AI and machine learning to enable organizations to seamlessly connect data sources, cloud applications, and enterprise systems through low-code/no-code automation. The platform is trusted by more than 400,000 customers worldwide, including leading companies such as Visa, Goldman Sachs, Cisco, Amazon, HubSpot, and L’Oréal. The engineering culture emphasizes technical excellence, strong ownership, and close collaboration across globally distributed, remote-first teams. What You’ll Do: — Keep the Aurora PostgreSQL fleet healthy across all data centers: building indexes on large and partitioned tables without downtime, analyzing plans, and moving data. — Handle Aurora configuration (parameters, replicas, failover, capacity) and cost work: rightsizing, merging low-activity databases, and evaluating serverless. — Take ownership of the PgBouncer layer, which currently needs an owner and a roadmap. — Review schemas and data models with product teams, advising on partitioning, retention, and shared vs. dedicated clusters, backing recommendations with data. — Work on the performance of the main application and the search queries behind AI features, including research toward a 10,000 jobs/second target. — Package the team's existing zero-downtime upgrade and switchover procedures into versioned, released automation, along with provisioning of databases and users, grants, and schema sync across data centers (Terraform, Ansible, GitOps). — Develop and deploy tooling for monitoring and managing the PostgreSQL fleet in Kubernetes, including monitoring and alerting (exporters, VictoriaMetrics). — Handle database incidents end-to-end, including root-cause analysis and follow-up fixes, and participate in resilience projects such as a cross-region DR pilot, application reconnect after failover, and CDC pipelines that survive upgrades and failovers. — Contribute to time-boxed evaluations of new database technologies that end with a decision on adoption. — Participate in the on-call rotation, with off-rotation time dedicated to uninterrupted project work. What You Have: — 5+ years of experience operating PostgreSQL in production (DBA, DBRE, or SRE with a database focus) on databases under real load. — Deep experience with database schemas: design, debugging, and troubleshooting performance issues in production. — SQL proficiency, query plans, indexing strategy, and performance work on multi-TB tables. — Expertise in the PostgreSQL ecosystem: streaming and logical replication, HA and failover setups (Patroni or equivalent), connection poolers (PgBouncer), major-version upgrades and migrations with minimal downtime. — Linux fundamentals: processes and memory, OOM behavior, networking basics. — Scripting skills (Bash, Python, or Go) and an automation-first attitude. — Readiness to work actively with Kubernetes. — Strong root cause analysis and incident management skills. — Good level of English — at least Upper-intermediate (B2). Nice-to-Haves: — Experience with Infrastructure as Code (Terraform) and cloud infrastructure (AWS, ideally hands-on Aurora or RDS). — Experience with different storage systems: ClickHouse, OpenSearch, Elasticsearch, Redis, Valkey, MemoryDB, Neo4j. — Exposure to Kubernetes basics, GitOps, ArgoCD, or Vault. — Contributions to open-source database or infrastructure projects. — Openness to using AI assistants in daily work. What We Offer: — Real scale: every database behind a global automation platform, processing billions of events daily. — Influence on the stack: your analysis in technology reviews shapes which databases the company adopts. — Top-tier engineering team. — Competitive base salary + stock options. — Fully remote work with flexible hours from Spain, Bulgaria, or Portugal. — Possible assistance with relocation to Spain or Bulgaria (visa support & relocation package). — Full-time employment with benefits. — Health and life insurance. — Flexible vacation policy and paid sick leave. — Company-provided equipment. — Company-sponsored team-bonding activities. — Other competitive benefits depending on location (e.g., wellness programs, education budget, referral bonuses, etc.).

О компании: Firebird — международная онлайн-компания, организующая поездки по Европе для клиентов со всего мира. Проект: Разработка высоконагруженной системы расписания поездов, обрабатывающей большие объемы данных в реальном времени. Система построена на MariaDB и включает сложную логику кэширования, обработки очередей задач и оптимизации запросов. Технические навыки: — 5+ лет опыта работы с MariaDB/MySQL и глубокое понимание архитектуры и оптимизации баз данных — Экспертное знание SQL (сложные запросы, оконные функции, CTE, подзапросы) — Опыт разработки хранимых процедур и функций в MySQL/MariaDB — Владение оптимизацией производительности запросов и схем баз данных — Глубокое понимание индексации и стратегий оптимизации для больших наборов данных — Опыт работы с Flyway или аналогичными инструментами миграции баз данных — Знание Linux/Unix и bash-скриптов для автоматизации

Location: Lisbon, Portugal; Porto, Portugal About Workato Workato is the leading Control and Execution Platform for Enterprise AI — the neutral platform enterprises trust to put AI to work across their business. Workato unifies data, applications, and processes into a single platform so AI can reliably orchestrate business processes in production at enterprise scale. Built on more than a decade of running mission-critical processes for over half the Fortune 500 — including Nasdaq, Amazon, Cisco, Vodafone, Atlassian, and Lucid Motors — Workato turns over 14,000 enterprise systems AI needs to act on into one governed execution layer. For more information, visit workato.com . Why join us? Ultimately, Workato believes in fostering a flexible, trust-oriented culture that empowers everyone to take full ownership of their roles . We are driven by innovation and looking for team players who want to actively build our company. But, we also believe in balancing productivity with self-care . That’s why we offer all of our employees a vibrant and dynamic work environment along with a multitude of benefits they can enjoy inside and outside of their work lives. If this sounds right up your alley, please submit an application. We look forward to getting to know you! Also, feel free to check out why: Business Insider named us an “enterprise startup to bet your career on” Forbes’ Cloud 100 recognized us as one of the top 100 private cloud companies in the world Deloitte Tech Fast 500 ranked us as the 17th fastest growing tech company in the Bay Area, and 96th in North America Quartz ranked us the #1 best company for remote workers Responsibilities As our PostgreSQL DBA, you will be the go-to engineer for everything data-layer: index and schema design on multi-terabyte tables, query optimization for application teams, connection pooling, upgrades, and migrations. Our PostgreSQL runs on Amazon Aurora —  operating a large, fast-growing fleet consistently: turning one-off procedures into reliable automation, keeping dozens of clusters healthy at once, and helping developers use the database well. You'll split your time between a support rotation for incoming developer requests and longer-cycle reliability and automation projects. In this role, y ou will also be responsible to: Own day-to-day PostgreSQL operations across all production data centers: index creation on large/partitioned tables, query-plan analysis, schema reviews, data migrations. Partner with application teams on data-model decisions — design, partitioning, retention, consolidation vs. standalone clusters — and push back with data when a design won't scale. Operate and tune Aurora PostgreSQL: parameter groups, replicas, failover behavior, capacity planning. Run and evolve our PgBouncer connection-pooling layer. Turn manual runbooks into released, repeatable automation: seamless upgrade, switchover, database/user provisioning, grants management (Terraform + Ansible). Drive incident response and RCAs for database-related issues, and land the follow-up actions. Maintain and improve database observability (postgres_exporter, VictoriaMetrics dashboards and alerts). Take part in the team's duty rotation handling developer requests, with protected focus time off-duty. Requirements Qualifications / Experience / Technical Skills 5+ years of hands-on operational PostgreSQL experience (DBA / database reliability role). Strong command of query plans, indexing strategy, and performance work on multi-TB tables. Production experience with managed PostgreSQL (Aurora or RDS) and a clear-eyed view of its constraints. Working proficiency with Terraform and Infrastructure-as-Code practices; comfortable in Linux. Experience with connection pooling (PgBouncer or similar) in production. Practical experience with logical replication, major-version upgrades, and low-downtime migration techniques. Scripting ability (Bash, Python or GO) and an automation-first mindset. Experience with cloud infrastructure (AWS preferred); strong incident-management and RCA skills. Nice to Haves Operational exposure to ClickHouse, OpenSearch, or Redis/Valkey, Neo4j. Kubernetes fundamentals (our poolers, proxies, and exporters run on EKS). Experience with Vault, ArgoCD, or GitOps workflows. Comfort using AI coding assistants to accelerate routine analysis and tooling. Tech Stack AWS • Aurora PostgreSQL • Kubernetes • PgBouncer • Terraform • Ansible • VictoriaMetrics • Vault • Linux (REQ ID: 2960)