Senior Full-Stack Developer

6 days ago

Belgrade Metropolitan Area, Serbia TwogNation Full time €40,000 - €80,000 per year

TwogNation is a venture-building tech company, originally with roots in the esports and gaming space. For many years we have built various projects and companies in gaming and beyond, gaining multiple decades' worth of experience in various industries both launching, scaling, and exiting businesses. Beyond providing excellent solutions for our partners, we also provide the missing puzzle pieces for every company's gaps.

TwogNation and its subsidiaries forge a symbiotic relationship with our partners in tech, business development, marketing, staffing, highly flexible venture building, strategy, advisory, and fundraising.

Our passion lies in building companies and establishing thriving businesses.

You can apply via email:

OR via:

About the Role:

We're building next-generation logistics platforms powered by AI, featuring real-time tracking, automation, integrations, payment systems, dashboards, and internal tools.

We're hiring a senior full-stack developer who loves building fast, shipping often, and solving complex problems at scale.

You'll work directly with founders & product teams, influencing architecture and shaping the core tech foundation.

What You'll Do:

● Lead full-stack development from architecture to deployment

● Build scalable web apps, dashboards, and internal platforms

● Work with AI APIs to automate workflows & improve UX

● Integrate logistics, payment, and third-party APIs

● Maintain and improve security, performance, and code quality

● Own features end-to-end and ship fast

● Mentor junior developers and participate in code reviews

● Collaborate with products to move fast and deliver value

Tech Stack We'll Use:

● Frontend: React, , TypeScript, Tailwind

● Backend: (NestJS), PostgreSQL, Redis, GraphQL, REST

● Cloud & DevOps: AWS, Docker, GitHub Actions, Terraform

What We're Looking For:

● 5+ years of hands-on full-stack experience

● Strong React + + TypeScript foundation

● Experience with PostgreSQL & scalable architecture

● Deep understanding of API integrations & microservices

● Ability to drive decisions & own outcomes

● Startup mindset - speed, ownership, autonomy, no ego

● Bonus: AI integration experience (OpenAI, LangChain, etc.)

Why You'll Love It:

● Build real products that scale

● Zero corporate layers - direct impact & ownership

● Fast release cycles, meaningful work

● Opportunity to lead tech decisions & grow into architecture/CTO track

Perks & Culture:

● Fast-moving startup environment

● Work directly with founders & decision-makers

● Real ownership & creative freedom

● Flexible working hours

● Modern tech stack & AI-first environment

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