Back-end Developer (Node.js / AWS)

We’re expanding our team and looking for a Back-end Developer (Node.js / AWS) to join an exciting project in the educational gaming domain. You’ll work on a modern platform that helps children learn financial responsibility through interactive gameplay. Collaborating with a skilled team, you’ll take ownership of core back-end features such as user onboarding, deposits, and KYC integrations – contributing to a secure, scalable, and engaging product that makes a real impact on financial literacy for young users.

What do we offer:

• Private health insurance and glasses – because that’s a must
• Flexible working time – for the early birds and the night owls
• Work from home or anywhere else you like – it’s the results that matter, not the location
• Office space if you need it – our offices are in Sofia Business Park and Burgas Central Park

What you’ll be doing:

• Design, develop, and maintain back-end services for the platform using Node.js, Next.js, and TypeScript
• Integrate KYC APIs and other third-party financial services into the platform
• Implement and optimize data flows and event-driven architectures using AWS SQS and AWS EventBridge
• Manage and maintain data persistence using AWS DynamoDB
• Ensure the back-end is scalable, secure, and well-documented
• Own end-to-end delivery of assigned features
• Proactively identify and resolve performance or reliability issues

Requirements:

• 5+ years of professional back-end development experience
• Strong proficiency in Node.js, TypeScript, and Next.js
• Solid experience with AWS services, particularly SQS, EventBridge, and DynamoDB
• Experience integrating KYC, payment, or financial APIs
• Strong understanding of event-driven and microservice architecture
• Ability to work independently and deliver high-quality code with minimal rework
• Excellent problem-solving and communication skills
• Fluent in English (both written and spoken)

Nice to Have:

• Experience in FinTech or EdTech projects
• Knowledge of security best practices in financial systems
• Familiarity with CI/CD pipelines and automated testing

Does it sound like we’re a good match? If so, feel free to apply.

*Only shortlisted candidates will be contacted.