Backend Lead Developer

1 day ago

Belgrade Novi Sad Nis, Serbia Holycode Full time €30,000 - €60,000 per year

We at Holycode are currently looking for a passionate and experienced Backend Lead Developer to join our team, GenTwo, a Swiss-based fintech company revolutionizing B2B financial product creation by enabling financial professionals to design and launch investment solutions with unprecedented ease, speed, and flexibility.

At GenTwo they are building the next-generation investment platform to redefine how financial products are created, managed, and operated — from idea generation to issuance and redemption. At the core is a modular and scalable architecture powered by decentralized services and an event-driven design.

Key Responsibilities:

  • Architect and evolve a microservice-based platform, defining clear service boundaries and progressively extracting functionality from existing monolithic components.
  • Design and implement a decentralized event-driven systems using event sourcing, message brokers, and asynchronous communication to enable reliable service interactions.
  • Develop on our cloud-native Azure stack using / TypeScript.
  • Build atomic services that react to business events and support parallel task execution.
  • Contribute to task-based, role-driven UI experiences via modular micro-frontends.
  • Integrate AI agents for automation and coding acceleration.
Your Profile:
  • This role requires a hands-on approach to software development, including architectural design and active coding.
  • Proven experience leading the design and implementation of microservice architectures — from domain modeling and service decomposition to inter-service communication.
  • Strong background in event-driven systems, event sourcing, and message-based integration (e.g., Kafka, RabbitMQ, Azure Event Hub, etc.).
  • Expert in / TypeScript on a cloud-native stack (preferably Azure).
  • Solid communication skills — able to collaborate effectively with developers and stakeholders
  • Ability to balance strong technical depth with pragmatic decision-making
  • Bonus: Knowledge of financial products or the structured product lifecycle.
Your Tasks:
  • Deliver an architectural blueprint based on on our cloud-native infrastructure (Azure). This architecture aligns with our long-term platform vision.
  • Implement the first use case, which is already available as PoC, based on the chosen architectural blueprint.
  • Provide technical leadership to a small development team in implementing additional business cases.
Why you will love working here:
  • A fast-paced start-up environment that encourages innovation and growth in your function.
  • Modern infrastructure and tools to help you excel in your role. We believe that providing our employees with the latest technology and equipment is essential to their success.
  • Familial working atmosphere in an open-minded multinational team
  • Working remotely (from Romania)
  • All necessary equipment – up to you to decide what you prefer
  • A budget for professional improvement (courses, conferences, books…)
  • A budget for multi benefits platform (meal tickets, private pension, etc)
  • Premium private medical subscription with nationwide coverage
  • Budget for the mastery of the English and German languages
  • Skilled and senior co-workers
  • Opportunities to build products that really make a difference
  • Opportunities to learn and grow with us

If you are looking for an environment where you can grow professionally, learn from the best in the field, balance work and life habits and have a pleasant and enthusiastic environment, please submit your CV in English.

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