Senior Software Engineer - Core Experience

Location: Novi Sad, South Bačka, Serbia, EMEA From Fivetran’s founding until now, our mission has remained the same: to make access to data as simple and reliable as electricity. With Fivetran, customer data arrives in their warehouses, canonical and ready to query, with no engineering or maintenance required. We’re proud that more organizations continue to leverage our technology every day to become truly data-driven. About Us Fivetran and dbt Labs are bringing together two industry-leading companies with a shared mission: helping organizations unlock the full value of their data. Together, we’re delivering the data infrastructure layer that helps organizations move, transform, and trust their data — from the moment data moves, through every transformation, to the context teams and AI systems rely on. Fivetran helps organizations automate data movement across the systems, clouds, engines, and tools they rely on. dbt Labs pioneered analytics engineering, helping teams transform data into reliable, governed insights. Together, we support thousands of organizations as they build a trusted foundation for analytics, AI, and better business decisions. As we bring our teams and technology together, we’re building on the strengths of both companies while continuing to deliver the products and experiences our customers know and trust. It’s an exciting time to join us: we’re creating a company with the scale, talent, and technology to help more organizations put their data to work with greater speed, confidence, and impact. ​ During this transition period, you may see references to both Fivetran and dbt Labs throughout our recruiting process as we integrate our teams, systems, and career sites. About the Role Fivetran and dbt Labs is building data pipelines to power the modern data stack for thousands of companies. We’re looking for an experienced Senior Software Engineer (Backend) to join our Core Experience global group and help build and evolve Fivetran’s Developer Experience platform. You will work on core developer-facing capabilities, including Public APIs, Terraform Provider, and Model Context Protocol (MCP) integrations, enabling customers and partners to automate, manage, and integrate with Fivetran at scale. In this role, you will design and deliver reliable backend services, improve API usability and consistency, and contribute to the evolution of our software architecture. You’ll collaborate with engineers, product managers, and other teams to build scalable solutions that simplify how developers interact with Fivetran. We value engineers who take ownership of their work, actively leverage modern AI-assisted development tools, and continuously look for ways to improve engineering productivity and software quality. This is a full-time position based out of our Serbia office in Novi Sad. Our hybrid work model offers a blend of remote flexibility and in-person collaboration Technologies You’ll Use Backend: Java, Go, PostgreSQL APIs & Integrations: REST APIs, OpenAPI, gRPC, MCP, OAuth Infrastructure: Kubernetes, Docker, AWS, GCP Development & CI/CD: Bazel, Buildkite, Git AI-Assisted Development: Claude Code, GitHub Copilot, Cursor, or similar tools What You’ll Do Design, develop, and maintain backend services and APIs that power Fivetran’s Developer Experience. Build and enhance Public APIs, Terraform Provider, and MCP integrations, enabling customers to manage and automate their Fivetran infrastructure. Design reliable, scalable, and maintainable backend solutions, with a focus on API consistency, backward compatibility, security, and performance. Take ownership of features from technical design through implementation, testing, deployment, and production support. Collaborate with product managers, engineers, and cross-functional teams to translate product requirements into technical solutions. Contribute to architecture discussions, technical design reviews, and code reviews to maintain high engineering standards. Troubleshoot production issues, improve system reliability, and continuously enhance existing functionality. Actively use AI-assisted development tools for coding, debugging, testing, code reviews, and technical exploration to improve development efficiency and quality. Identify opportunities to improve developer workflows, engineering processes, and internal tooling. Skills We’re Looking For 5+ years of professional software engineering experience, with strong backend development skills, preferably in Java or Go. Strong understanding of software engineering principles, data structures, algorithms, and software design patterns. Experience designing, developing, and maintaining production-grade REST APIs and backend services. Experience building reliable distributed systems operating at scale and under strict availability and performance requirements. Ability to design maintainable software solutions, make sound technical decisions, and balance short-term delivery with long-term architecture. Strong troubleshooting and problem-solving skills, including diagnosing complex issues in production environments. Experience writing clean, well-structured, testable code and following modern software engineering best practices. Hands-on experience using AI-assisted coding and development tools as part of regular engineering workflows, with an understanding of their capabilities, limitations, and best practices. Ability to independently own and deliver complex engineering tasks while collaborating effectively with other engineers and stakeholders. Strong communication skills and willingness to participate in technical discussions, design reviews, and knowledge sharing. Bonus Skills​ Experience developing or maintaining Terraform Providers, Infrastructure as Code (IaC), or developer automation tools. Familiarity with Model Context Protocol (MCP), AI agents, or LLM-based integrations. Experience designing public APIs using OpenAPI specifications, including API versioning, authentication, and backward compatibility. Understanding of OAuth 2.0, identity management, and API security best practices. Experience with cloud platforms (AWS, GCP), Kubernetes, and cloud-native architectures. Experience building developer platforms, SDKs, CLIs, or other developer-facing tools. Experience with observability, monitoring, and performance optimization of distributed services. Perks and Benefits 100% employer-paid medical insurance * Generous paid time away from work, including paid vacation or flexible/unlimited vacation depending on role and country, plus paid sick time, inclusive parental leave, paid holidays, including a year-end Global Week of Rest, and volunteer days off. RSU stock grants* Professional development and training opportunities Company virtual happy hours, free food, and fun team-building activities Monthly cell phone stipend Access to an innovative mental health support platform that offers personalized care and resources in areas such as: therapy, coaching, and self-guided mindfulness exercises for all covered employees and their covered dependents. * May vary by country and worker type - please reach out to your recruiter for more information Click here to learn more about Fivetran's Benefits by Region. We’re honored to be valued at over $5.6 billion , but more importantly, we’re proud of our core values of Get Stuck In, Do the Right Thing, and One Team, One Dream . Read about us in Forbes . Fivetran brings together high-quality talent across the globe to make data access as easy and reliable as electricity for our customers. We value and recognize that our customers benefit from having innovative teams made of people from many backgrounds, experiences, and identities. Fivetran promotes diversity, equity, inclusion & belonging through attracting, recruiting, developing, and retaining a diverse workforce, not only because it is the right thing to do, but because it helps us build a world-class company to better serve our customers, our people and our communities. To learn more about Fivetran’s culture and what it’s like to be part of the team, click here and enjoy our video. To learn more about our candidate privacy policy, you can read our statement here . We are committed to ensuring that all candidates have an equal opportunity to participate in our interview process. If you require accommodations at any stage of the process due to a disability, medical condition, or any other circumstance, please don't hesitate to submit your request by filling out this form . We will work with you to provide reasonable accommodations to facilitate your participation and ensure a fair and accessible interview experience. Your request and any information provided will be kept confidential and will not impact your candidacy. We look forward to hearing from you and accommodating your needs to the best of our ability.