Senior Backend Python Developer
payabl.
A complete application in a minute
Tailored resume and cover letter, ready to send.
Benefits offered by this job
Job summary
payabl. is expanding its engineering team and seeks a Senior Backend Engineer to design and build scalable, high‑performance Python microservices. You’ll work on distributed systems, integrate APIs, and deploy on AWS, with CI/CD improvements and strong code reviews.
The role supports remote work from Poland or Cyprus-based onsite arrangements and reports to the Group CTO. You’ll need 5+ years in backend engineering, deep Python, FastAPI/Django, Docker, GitLab CI/CD, and fintech/payments domain
Qualifications
- 5+ years of backend engineering experience with Python.
- Experience building and scaling microservices architectures.
- Proficiency with FastAPI or Django.
- Experience with AWS services (Lambda, etc.).
- Strong Docker/containerization experience.
- Experience with CI/CD pipelines (GitLab preferred).
- Knowledge of distributed systems and high-load environments.
- Experience integrating third-party APIs.
- Strong problem-solving and analytical skills.
- Excellent remote collaboration and communication.
- Experience in fintech/payments is a plus.
- Exposure to event-driven architecture (Kafka).
- Mentoring or supporting other engineers.
Responsibilities
- Design and implement scalable Python microservices.
- Build and optimize high-performance backend systems.
- Integrate third-party APIs and external services.
- Collaborate with cross-functional teams on design.
- Work with AWS to architect and deploy solutions.
- Improve CI/CD pipelines and deployment processes.
- Lead and participate in code reviews.
- Identify bottlenecks and drive performance improvements.
- Troubleshoot production issues in distributed systems.
- Share best practices and guide the team.
Skills
Tools
Job description
We are expanding our engineering capabilities and looking for a Senior Backend Engineer to join our growing team.
In this role, you will play a key part in designing and building scalable, high-performance backend systems, contributing to the development of robust services that support a range of internal and customer-facing products. You will work in a fast-paced environment where system performance, scalability, and reliability are critical.
Location: Remote from Poland (Contractor arrangement) or Cyprus Onsite (employment arrangement)
Reporting to: Group CTO
- Design and implement scalable Python microservices in a distributed architecture.
- Build and optimize high-performance backend systems, ensuring scalability and reliability under high load.
- Integrate and manage third-party APIs and external services.
- Collaborate with cross-functional teams to define technical solutions and system design approaches.
- Work with AWS services (e.g. Lambda, cloud infrastructure) to architect and deploy solutions.
- Improve and maintain CI/CD pipelines and deployment processes in collaboration with DevOps.
- Lead and contribute to code reviews, ensuring high engineering standards.
- Identify system bottlenecks and drive performance and scalability improvements.
- Troubleshoot complex production issues in distributed systems.
- Contribute to technical discussions and guide best practices within the team.
- 5+ years of backend engineering experience with strong Python expertise.
- Proven experience building and scaling microservices architectures.
- Strong knowledge of FastAPI or Django.
- Experience working with AWS (including services such as Lambda).
- Strong experience with Docker and containerization.
- Experience with CI/CD pipelines (GitLab preferred).
- Strong understanding of distributed systems and high-load environments.
- Experience designing and optimizing systems for performance and scalability.
- Solid experience integrating third-party APIs.
- Strong problem-solving and analytical skills.
- Excellent communication skills and ability to work in a remote-first environment.
- Experience in fintech, payments, or financial platforms.
- Experience with high-throughput systems (e.g. trading, payments, real-time processing).
- Familiarity with event-driven architecture (Kafka, messaging systems).
- Experience mentoring or supporting other engineers.
- Step 1 – Thinking in Action (40 minutes) Your first conversation will be with our Talent Acquisition team. We’ll explore your background, career journey, motivations, and overall fit for the role. As part of this discussion, you’ll also complete a short technical screening that will be reviewed by our engineering team. This stage helps us understand both your experience and how you approach technical challenges.
- Step 2 – Build in Production (60–90 minutes) Meet with the Team Lead and technical experts for a practical assessment. Depending on the role, this may involve a live coding exercise or a real-world scenario designed to evaluate your technical skills, problem-solving approach, and ability to work through challenges similar to those faced by our teams.
- Step 3 – Final Interview (45 minutes) The final stage is a group interview with senior members of our Technology squad, which may include the CTO, CPO, and Team Lead. Together, we’ll discuss team fit, collaboration style, expectations from both sides, and any remaining questions about the role, team, or technology domain. This is also an opportunity for you to learn more about our culture and ways of working.
- Future-Proof Your Finances: Once you’ve passed probation, we’ll kickstart your Provident Fund to secure your future.
- Grow with Us: Annual Learning Budget for professional development (eligible after probation)—because your growth is our growth.
- Wolt Your Way Through Lunch: €150 monthly Wolt allowance to keep you fueled and happy.
- Stay Active Your Way: Enjoy a SportsBenefits membership giving you access to a wide variety of gyms and sports facilities to support your active lifestyle.
- Drive in Style: After one year with us, you may be eligible for a company car—performance and availability permitting.
- Park with Ease: Complimentary parking space just steps from the office, so your commute is as smooth as your workday.
- Max Out Your Downtime: 25 days of vacation + public holidays + 10 days of sick leave.
- Shop & Save: Exclusive local discount card + tickets for exciting events like Beonix, basketball games, and more.
- Speak Like a Local: Join free Greek language classes, twice a week, open to all team members.
- Celebrate Together: We bring colleagues from all offices together for unforgettable company celebrations.
- Global Collaboration & Events: Opportunities to participate in international company events and initiatives, connecting with colleagues from all regions and contributing to a truly global community
This is a fully remote role for candidates based in Poland. If you are open to a relocation to Cyprus, your assigned Talent Acquisition Partner will walk you through the specific working arrangements and any applicable conditions during the process.
Let’s embark on a journey to redefine the landscape of payments together. We’re not just offering a role; we’re inviting you to be a part of something bigger. Join our team, and let’s innovate, disrupt, and lead the future of payments. Together, we can make an impact that resonates. Welcome to the team!
Please review our Privacy Policy to understand how we process your personal data during the recruitment process: https://payabl.com/privacy-policy
'/%3e%3cpath%20d='M101.744%2012.4726L102.894%2016.1947L99.0021%2013.2201L101.744%2012.4726ZM105.3%208.40937H100.488L99.0026%203.59473L97.5116%208.41047L92.7%208.40385L96.5965%2011.3834L95.1055%2016.1942L99.0021%2013.2196L101.408%2011.3834L105.3%208.40992V8.40937Z'%20fill='white'/%3e%3cdefs%3e%3clinearGradient%20id='paint0_linear_5593_1381'%20x1='90'%20y1='9.44471'%20x2='99'%20y2='9.44471'%20gradientUnits='userSpaceOnUse'%3e%3cstop%20stop-color='%2300AD70'/%3e%3cstop%20offset='0.998594'%20stop-color='%2300B67A'/%3e%3cstop%20offset='1'%20stop-color='%23DCDCE6'/%3e%3c/linearGradient%3e%3c/defs%3e%3c/svg%3e){kind=small}
