We’re not hiring for this position at the moment.
However, if you bring solid senior-level experience that aligns with this role, feel free to send us your CV. We may reach out in the future if your background matches our upcoming needs.
If you’re at an earlier stage of your career and still gaining experience, we’ll keep your details and review them when new roles open.

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Join StorkJet as a Senior Backend Developer and help shape the future of aviation! ?

We are looking for: SENIOR BACKEND DEVELOPER

 Your tasks ?

• Develop, implement, and manage APIs and related services to support a range of client-facing products, ensuring robust performance and seamless user experience.
• Create innovative algorithms and workflows, such as determining optimal points for aircraft to turn-off an engine while taxiing on the airport taxiway, to enhance operational efficiency.
• Integrate customer systems via Single Sign-On (SSO) to enable secure access to in-house SaaS solutions.
• Explore and build upon architecture, CI/CD processes, system optimization, customer onboarding, and more.

Our requirements ?

• 5+ years of experience as a Backend Developer.
• Tech-stack: proficiency in Python (FastAPI / Flask / sqlalchemy), Java (Spring boot), SQL (MariaDB or MySQL); Docker and managing Linux environments through Bash scripts.
• Experience with Kafka, Monitoring tools, Ansible, Kubertnetes.
• Track record of working with systems that are running in production.
• Security awareness: good understanding of cryptography and secure development practices.
• Logical and analytical thinking – we appreciate independent-thinking attitude.
• Good communication skills in English (B2 level).

Nice to have ?

• Experience in the following is welcomed: AWS, Swift, Angular, Cloudflare, nginx, Apache HTTP Server, NoSQL.
• Familiarity with Gitlab.

Financial offer ?

• CoE: 14 500 – 18 500 pln gross
• B2B: 16 150 – 20 600 pln netto + VAT

What makes this role stand out ?

• The unique business domain (aviation) and the scale of datasets we operate on.
• Access to the data from Flight Data Recorders (black boxes). It is a second-by-second recording of more than 100 various flight parameters.
• Working on applications, which are used by various users in the airline industry, ranging from pilots flying on different aircraft to IT Security teams.
• The results of our work have a real, visible impact on how airlines operate, how much fuel they use, and their impact on climate.

​How we like to work ?

We’re not just looking for a coder – we want a team player who:

• Takes ownership and follows tasks through to completion.​
• Brings ideas to the table and proposes better ways of doing things.
• Is self-driven, keeps their scope under control, and meets deadlines without babysitting.
• Is curious and digs into options before picking the smartest one.
• Cares about clean architecture, code quality, and tech stack evolution.
• Collaborates proactively, gives and receives feedback openly.
• Is up for working with us either on-site or in a hybrid setup (3x office + 2x remote).

• A real say in tech decisions and space for your ideas.
• Training budget, language classes, internal tech talks, referral program.
• Flexible hours and a modern office in the heart of Katowice.
• Fully equipped kitchen (with an oatmeal station – we take breakfasts seriously).
• Private healthcare and/or Multisport card.
• Regular, unconventional company events, friendly atmosphere – we’re not a corporation.