Back-End Developer (Node.js / .NET / Java / Python)

❗️Please note that this role is office based for Sofia, Bulgaria (51, Blv. „Cherni Vrah“, Office „X“).

❗️If you need to be relocated, we take care of the process.

Sofia Stars is an operational services company based in Sofia. We offer a range of solutions for online businesses, including R&D, Marketing, Customer Support, KYC, Risk, and Anti-Fraud services. With 600+ bright stars on our team, we deliver secure, reliable solutions with a touch of quality that shines. When you join us, you’ll be part of a place where ideas light up, and growth isn’t just a promise—it’s a journey.

✅ Requirements:

✔️3+ years of commercial experience with Node.js/ .NET/ Java or Python;

✔️3+ years of commercial experience in web development;

✔️Commercial experience of working with high loaded SQL or NO SQL databases;

✔️Commercial experience of implementing the REST, GraphQL and WebSockets;

✔️Understanding of the TDD principles and experience of writing tests;

✔️Understanding of microservice architecture principles;

✔️Experience of GIT version control system;

✔️Experience with RabbitMQ;

✔️Experience with Redis;

✔️Experience with databases MongoDB, MySQL;

✔️At least Intermediate lvl of English.

✅ Will be a plus

✔️2+ years of hands-on experience developing over CI/CD/Micro Services architecture/Containers;

✔️Experience with Kubernetes;

✔️Experience with Nats;

✔️Experience with TypeScript.

✅ Duties and opportunities

✔️In-house platform development;

✔️3rd party API integrations;

✔️Actively participate in developing new features from scratch.

✅Why Sofia Stars?

💰 Competitive salary;

🍎 Monthly food vouchers (200 BGN);

💼 Official employment & Full medical insurance (including in-patient and out-patient care, maternity, dental, and annual health check-ups);

🌍 Working in a dynamic International company;

🌴 Up to 25 paid leave days;

🏥 Six additional days of undocumented sick leaves;

🎁 Birthday, wedding and newborn gifts;

⚽ Multisport card;

🧗 Team-building events and activities;

🌆 Sunny, spacious office;

🍔 Food vouchers, breakfast, fruits, and snacks available in the office;

📈 Ability for career and professional growth within the company.

Ready to shine? Let’s make it real.