Full-stack Software Engineer (TypeScript / React / NestJS)

Full-stack Software Engineer (TypeScript / React / NestJS) Join as a Full-stack Engineer, build greenfield capital markets infrastructure with senior engineers, and accelerate your path towards a senior role. We usually respond within two weeks 🌍 About the Company The client is building regulated capital markets infrastructure that helps European financial institutions simplify complex transaction workflows. Its platform uses distributed ledger technology to reduce operational complexity and the number of counterparties involved in traditional capital markets processes. The product connects modern blockchain capabilities with the security, reliability, and controls expected in financial services. You will join a compact team working on infrastructure with meaningful potential across European finance. 💼 About the Role As a Mid-level Full-stack Engineer , you will develop production-grade applications across the frontend and backend using TypeScript. You will work closely with senior engineers, DevOps specialists, and company leadership while contributing to technical decisions in a greenfield product environment. The role offers substantial ownership, direct exposure to regulated financial systems, and a clear route towards senior-level engineering responsibilities. 🔍 Responsibilities Develop scalable full-stack applications using TypeScript across frontend and backend systems; Build responsive user interfaces with React, Next.js, and Tailwind CSS; Create reliable backend services and APIs using NestJS and PostgreSQL; Translate complex capital markets and transaction workflows into clear, maintainable software; Integrate APIs that connect blockchain infrastructure with traditional financial processes; Contribute to architecture decisions alongside senior engineers, DevOps specialists, and company leadership; Write clean, testable, and production-ready code that supports continued product growth; Work with Microsoft Azure infrastructure and deployment environments; Participate in Agile delivery, technical discussions, peer reviews, and continuous improvement; Maintain high standards for application security, reliability, scalability, and performance. 🎓 Requirements 3–5 years of professional software engineering experience ; Strong commercial experience developing applications with TypeScript ; Hands-on experience with React, Next.js, and NestJS ; A solid understanding of API design, backend services, and system integration; Experience with PostgreSQL or another relational database; Confidence working with ownership in a product-focused engineering environment; Practical experience using AI-assisted development tools responsibly and effectively; EU work authorisation and availability to work on a hybrid basis in Vilnius . Nice to Have Experience in FinTech, banking, payments, or capital markets ; An understanding of blockchain, distributed ledger technology, or tokenisation; Familiarity with Microsoft Azure and cloud deployment workflows; Exposure to regulated, security-sensitive, or transaction-heavy systems. ✨ The Employer Offers A greenfield product where your technical decisions will have visible impact; Daily collaboration and mentorship from engineers with 10–15 years of experience ; A clear opportunity for career growth towards a senior engineering role ; Hands-on exposure to regulated financial infrastructure and tokenised capital markets; Direct access to technical decision-makers within a small, experienced team; A modern stack spanning TypeScript, NestJS, Next.js, PostgreSQL, Azure, and blockchain integrations; Flexible hybrid work from Vilnius; The opportunity to help shape infrastructure supporting the future of European capital markets. If you want to deepen your full-stack expertise, learn directly from senior engineers, and build financial infrastructure from the ground up, submit your application and start the conversation. Divisions Engineering Role Full-stack Software Engineer Locations Lithuania Remote status Hybrid Monthly salary €3,000 - €5,000 Employment type Full-time About HHHUB, UAB Not a generic recruitment agency that just discovered fintech - every placement we make is a step toward a stronger European fintech ecosystem. We connect you with opportunities you won't always find posted publicly, matched to your experience and goals, backed by honest guidance and real support from the first chat to offer. Expect respectful hiring stages, honest feedback, and realistic expectations at every step. We work like insiders, not CV brokers, so you can make the right career decision. #locations-map { display: none; }