Senior Full-Stack Developer (Node.js/React) with banking background

S-PRO, a top-tier Digital Innovation and Software Engineering company. We specialize in providing cutting-edge services for fast-growing businesses and enterprises, with a strong focus on Finance, Renewable Energy and Healthcare domains and expertise in AI, Blockchain and Data Science. Our team of over 200 dedicated professionals works tirelessly across our global offices to develop innovative digital solutions that drive sustainable business value and increase our client’s competitiveness in a dynamic digital landscape.

Project description: The product is one of the first licensed digital asset banks powered by Blockchain. Our team is covering the delivery part of one of the core company’s services. It allows in a very simplified manner, process of capital raising for companies and investors providing the creation of new assets, manage offerings, buy, trade and earn crypto to future-proof your investment strategy.

Requirements:

• 5+ years of experience as a FullStack Developer;

• Experience with fin-tech projects or integrating with payment systems;

• Strong knowledge of Node.js, TypeScript, and NestJS;

• Strong knowledge of React, React Query, Valtio, MUI;

• Experience with PostgreSQL (TypeORM or other ORM solutions);

• Strong experience with message brokers (Kafka);

• Nice to have Docker, Kubernetes experience;

• Experience in the infrastructure (terraform, helm charts);

• Experience with observability/monitoring (datadog or similar);

• Hands-on experience with AWS services (S3, SES, RDS);

• Knowledge of software development processes such as testing, code review, debugging, estimation, and production support;

• Ability to independently analyze requirements and implement solution;

• General understanding about blockchain (tokenization, smart contracts, how to handle blockchain transactions);

• Design patterns and algorithms knowledge.

Responsibilities:

• Develop and maintain end-to-end features across the backend (Node.js, NestJS) and frontend (React, MUI);

• Build event-driven services with Kafka and design PostgreSQL data models for financial operations;

• Integrate with payment providers and blockchain infrastructure (tokenization, smart contracts, transactions);

• Contribute to infrastructure (AWS, Terraform, Helm, Kubernetes) and monitoring (Datadog);

• Analyze requirements, propose solutions, and provide estimates;