Location: Lightning Labs
Workplace: Remote
We're looking for an experienced systems software engineer versed in applied cryptography, peer-to-peer networks, distributed systems, open source software, and cryptocurrency protocols. This includes working on lnd[1] and neutrino[2], conducting novel cryptocurrency research, contributing to the design of BOLT[3] specifications, and helping create the next generation of smart contract applications on Bitcoin.
An ideal candidate would have a strong passion for Bitcoin and a desire to make using Bitcoin cheap, fast, and simple for everyone.
Roles:
- Design and implement core Lightning Network (LN) protocols and algorithms
- Contribute to mission critical peer-to-peer cryptocurrency daemons written in Go
- Collaborate with the greater team on the research and design of future iterations of LN
- Participate in issue triage and code review of open source contributions to our various repos
- Communicate with the wider community and industry about our software and technology
Skills:
- Strong engineering background with solid programming skills
- Experience in Go desired, C or C++ relevant as well
- Thorough understanding of the principles of distributed systems and peer-to-peer networking
- Solid engineering practices and processes, such as testing methodology and documentation
- Experience with Bitcoin, cryptography, and/or financial software
- Prior contributions to crypto protocols and open source software collaboration preferred
- Quick learner, geared towards implementation
- Eager to develop new skills and willing to take ownership of projects
https://github.com/lightninglabs/Check out our Github repos at https://github.com/lightningnetwork/lnd and https://github.com/lightninglabs/ https://github.com/lightninglabs/
[1] https://github.com/lightningnetwork/lnd.[1] https://github.com/lightningnetwork/lnd
[2] https://github.com/lightningnetwork/lnd[2] https://github.com/lightninglabs/neutrino
[3] https://github.com/lightninglabs/neutrino[3] https://github.com/lightningnetwork/lightning-rfc
Location: Lightning Labs
Workplace: Remote
In addition to the core Lightning Network Daemon software and end-user applications, the Lightning Network ecosystem includes supporting systems like watchtowers (a form of backup), peer availability/network monitoring, advanced liquidity provisioning tools, automated channel management, and other services. We’re looking for a systems-oriented engineer to design and build out the key components that will support the initial bootstrapping and growth of the network. These tools will lower the barrier to entry for operating routing nodes[1] and enable existing routing node operators to more effectively manage their infrastructure.
An ideal candidate would have a strong passion for Bitcoin and a desire to make using Bitcoin cheap, fast, and simple for everyone.
Roles:
- Write advanced software tooling for automated channel management and initial client channel selection (autopilot)
- Implement algorithms for ongoing capital management and optimization (fee maximization and capital efficiency)
- Design and maintain a suite of monitoring and alert infrastructure for routing nodes
- Develop and collect metrics to passively analyze of the health of the network based on graph and node level signals
- Design and build novel systems designed to help nodes/users acquire and manage liquidity on the Lightning Network
Skills:
- Experience building and operating secure, scalable, highly-available systems
- Experience developing and supporting publicly available APIs
- Familiarity contributing to open source projects preferred
- Experience in systems programming languages such as Go, C or C++
- Security and adversarially-oriented mindset
- Knowledge of Bitcoin and applied cryptography; understanding of the Lightning Network protocol preferred
Check out our Github repos at:
https://github.com/lightningnetwork/lnd
https://github.com/lightninglabs/pool https://github.com/lightninglabs/loop
https://github.com/lightninglabs/neutrino
https://github.com/lightninglabs/neutrino-https://github.com/lightninglabs/faraday
https://github.com/lightninglabs/faraday-https://github.com/lightninglabs/lndmon
https://github.com/lightninglabs/aperture
[1] https://blog.lightning.engineering/posts/2018/05/30/routing.html
Location: Cairo, Egypt
Workplace: hybrid
Yassir is the leading super App in the Maghreb region set to changing the way daily services are provided. It currently operates in 45 cities across Algeria, Morocco and Tunisia with recent expansions into France, Canada and Sub-Saharan Africa. It is backed (~$200M in funding) by VCs from Silicon Valley, Europe and other parts of the world.
We offer on-demand services such as ride-hailing and last-mile delivery. Building on this infrastructure, we are now introducing financial services to help our users pay, save and borrow digitally.
Helping usher the continent into a digital economy era. We’re not just about serving people - we’re about creating a marketplace to bring people what they need while infusing social values.
About the role
We are looking for a senior iOS developer to join our tech hub in Berlin and support our growth and expansion. You will be part of the engineering team, working with a high-quality code base and the latest tools, where you will promote your skills to be an expert in complex frontend development in iOS (swift). Your primary focus will be the development of mobile applications and their integration with back-end services. You will be working alongside other engineers and developers working on different layers of the infrastructure.
About your role as a iOS mobile developer
Design and build mobile applications using iOS (swiftUI) platform.
Ensure the performance, quality, and responsiveness of applications
Collaborate with a team to define, design, and ship new features
Identify and correct bottlenecks and fix bugs
Help maintain code quality, organization, and automatization
Participate in brainstorming sessions and contribute ideas to our technology, algorithms and products.
Work with the engineering and design teams to understand end-user requirements, formulate use cases, and then translate that into a pragmatic and effective technical solution
Dive into difficult problems and successfully deliver results on schedule
About your experience
Must have technical skills with at least 2 years of experience
Language: iOS (swift) native
Familiarity with cloud message APIs and push notification
Web architecture: Rest and restful APIs, micro-services
Version control: GIT
Nice to have technical skills (Strongly advised)
Containers: Docker, kubernetes
Caching, Redis server
Scaling, Web load balancing
Experience in a rapidly growing company in the mobility, on-demand or fintech space is a plus
BSc/MSc in Engineering, Computer Science or relevant field
Why you should join Yassir
😎 You will be part of one of the first Algerian startups to go through the Y Combinator program and one of the fastest-growing tech companies in North Africa. We are current in +30 cities (Algeria, Tunisia, Morocco, Senegal, France and Germany)
💸 Attractive salary and you even get a stake in the company
🚉 Subsidized public transit pass
🤙🏽Have a lasting impact on our company's culture
🚀 Perfect timing with renowned investors to build something great
📈 Extremely steep learning curve with own responsibility and intensive guidance
💯 Make a real impact on the world by helping us bring affordable financial and on-demand services to millions of Africans
At Yassir, we believe in the power of diversity and the importance of an inclusive culture. So, if you're ready to bring your unique perspective and experiences to the table, then we're excited to listen.
Don't just apply for a job, come and be a part of our journey. Let's create a better tomorrow together.
We look forward to receiving your application!
Best of luck,
Your Yassir TA Team
Location: Limassol
Wisebits
is an international IT holding with a strong technical team!
Our key product is a high-load video hosting platform used by millions of people worldwide every day. With over 15 years on the market, we’ve built a professional team that values engagement and initiative.
If you’re excited about working with a high-load product and want to have an impact on its development, join us!
Who we’re looking for:
Senior SEO Specialist
with deep expertise in Google Search algorithms, technical SEO, and data-driven decision making.
What you’ll be working on:
Developing and executing SEO strategies to improve website rankings and organic traffic.
Conducting technical and on-page SEO audits to optimize site performance.
Analyzing market trends, competitors, and search algorithms to adjust strategies accordingly.
Collaborating with developers, content creators, and marketing teams to implement best SEO practices.
Automating SEO processes using tools like Google Colab, Python, Apps Script, Excel VBA, or Knime.
Working with structured data, meta tags, and AI-driven SEO automation.
Creating and optimizing SEO content, including guidelines for copywriters.
What we expect from you:
Experience in promoting marketplaces, e-commerce, or multilingual websites with over 10,000 pages.
SEO experience in Western European and North American markets.
Deep understanding of search engine algorithms and ranking factors.
Strong expertise in technical and on-page SEO.
Confident use of GA4 and SEO tools.
Experience in analyzing data and making data-driven decisions.
Knowledge of website architecture, indexing principles, HTML, and basic JavaScript.
Strong problem-solving skills and adaptability to search algorithm updates.
Ability to work independently and in a team, handling multiple projects simultaneously.
Continuous learning mindset and following industry trends.
Nice to have:
Hands-on experience with AI tools and automation.
Upper-intermediate English or higher; a second European language is a plus.
Knowledge of structured data and schema markup.
Cross-functional skills in programming, ML, UX/UI, or copywriting.
What we offer:
No bureaucracy — flexible working conditions.
Comprehensive benefits package, including health insurance, tax coverage, language courses, professional development, and all necessary work equipment.
Relocation support: we cover the moving expenses for you and your family, including airfare, visa assistance, and your first month's rent.
A friendly, international team that values professionalism and collaboration.
Work format:
On-site / Remote
Salary:
from €3000 net per month. The final compensation level may be higher and depends on relevant experience, skills, and alignment with the role requirements.
Location: Paris, Remote
Workplace: remote
At the start of 360Learning's growth, we were only 10 developers in the R&D department working on a single codebase. Today, we are a team of 60+ engineers divided into 10 product squads. Each squad includes developers, product managers and designers. Our technical teams are paramount to 360Learning’s response to our increasingly demanding customers and are strategic players for the growth of the company. We have the opportunity to:
Lead real and complex technical challenges: A complex codebase on which analysis and modeling capabilities are key. Significant traffic (2.3M registered users, 200K unique monthly visitors) with a considerable volume of data to manage. A strong focus on “clean architecture” for long-term growth.
Work on an attractive technical stack: We work on MongoDB, Node.js and Vue.js, three of the most popular JS technologies on the market. We are currently migrating to TypeScript.
Grow within a R&D team that allows rapid progress: Our decentralized peer review process provides us with qualitative and regular feedback from other team members. We promote pair programming and knowledge sharing.
Within 1 month, you will:
Discover the 360Learning platform
Have a global view on our codebase
Become familiar with team's processes
Implement your first tickets
Integrate our decentralized peer review process to adopt our best practices
Within 3 months, you will:
Join a squad : each squad has clear goals for innovation (e.g. driving users to create more courses), while also maintaining and improving product features and codebase that fall under its scope
Work on the development of broader functionalities
Level up your skills on our stack (Node, Vue, TypeScript, JS)
Within 6 months, you will:
Share your best practices within the team
Create your own courses on the 360Learning platform
Implement cross-functional tools, to allow the team to maintain its quality standards and increase its velocity
Document, refactor, analyze features to maintain a high level of quality and transparency
Within 12 months, you will:
Onboard the new engineers in your team
Be the owner of part of the codebase
Work on complex functionalities that impact several teams and stakeholders
Work on architectural changes impacting our entire codebase
The Skill Set
You have significant full stack programming experience including experience with Agile methodologies, SaaS software architecture, and modern programming languages
You have an interest in JavaScript technologies (you don't have to be an expert!)
You are used to creating quality interfaces : intuitive, efficient, elegant...
You are comfortable with algorithms
You have a product-oriented mindset and care deeply about the customers and the customer experience.
Excellent organizational, communication, and collaboration skills
Fluent English (US/UK) / B2 level or equivalent (FR)
Enthusiasm for our working environment explained here:
https://bit.ly/Convexity360L
What We Offer
Compensation:
Package includes base salary and equity 📈
Benefits/Perks
: Work From Home stipend, RTT, lunch vouchers, medical insurance, gym subscription, 1 month parental leave for the second parent.
Balance:
Flexible hours, full remote work possible anywhere in France 🏠
Diversity, Equity, and Inclusion
: We have 6 active ERGs including Mental Health, Environmental/Sustainability, Women, Parents, LGBTQIA2S+, and Ethnic Diversity. Each group has at least one executive team member serving as a member of the group, bringing greater awareness to each group’s activities and providing a quick path to impact 🤝
Corporate Social Responsibility
: Review our CSR Charter:
360learning.com/blog/corporate-social-responsibility-charter
🌎🌏🌍
Culture
: A framework that will make you successful - envision what's it like to join 360Learning from onboarding to ramp-up, and beyond: 🚀👩🏻💻🏆
https://360learning.com/blog/360learner-journey/
Interview Process
Phone Screen with our Talent Acquisition Manager
Technical Test to do at home on HackerRank
Discovery Meeting with a Software Engineer (including a Kata)
Clarification Meeting with a Software Engineer
Culture-fit interview with
Fabrice
, our Engineering Director
Offer!
Who We Are
360Learning enables companies to upskill from within by turning their experts into champions for employee, customer, and partner growth. With our LMS for collaborative learning, Learning & Development teams can accelerate upskilling with the help of internal experts instead of slow top-down training. 360Learning is the easiest way to onboard and upskill employees, train customer-facing teams, and enable customers and partners–all from one place.
360Learning powers the future of work at 1,700 organizations. Founded in 2013, 360Learning has raised $240 million with 400+ team members across North America and EMEA.
Learning Includes Everyone.
In concert with our culture, 360Learning believes learning includes everyone and that means embracing the strengths of diversity, connectedness, and inclusion. Through conscientious efforts, our global footprint celebrates cultures, perspectives, and experiences from all over the world to support our platform that is built for all regardless of race, ethnicity, gender identity or expression, sexual orientation, religion, age, neurodiversity, disability status, citizenship, veteran status or any other aspect which makes an individual unique or protected by laws and regulations in the locations where we operate. Thus, 360Learning is proud to be an equal opportunity workplace, and we commit to continue this throughout our processes for recruitment, compensation, benefits, performance, promotion, and all other conditions and terms of employment. We want to learn from and with you!
ГибридCairo, Egypt
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seniorLimassol; Relocation support: we cover the moving expenses for you and your family, including airfare, visa assistance, and your first month's rent