Mid / Senior Full-Stack Developer (React / Node.js / SQL)
Miejsce pracy: Warszawa, Mokotów
About the Role
We’re seeking a skilled Full-Stack Developer with expertise in React, Node.js, and SQL to join our growing team in Warsaw. You’ll design and implement user-centric web applications, ensuring seamless integration between frontend and backend systems while collaborating with cross-functional teams.
About the project
Startup company who develops a Product, which is a valuation and analytics platform purpose-built for the insurance-linked securities (ILS) market. The platform ingests unstructured ILS deal documentation and applies transparent, standardized methodologies to price every security, every day using only publicly available data.
Product’s goal is to support the continued growth and professionalization of the ILS market by providing consistent, audit-ready valuations and real-time reference indices. These tools help the entire ILS ecosystem—sponsors, banks, managers, allocators, repo desks, auditors, regulators, administrators, and public stakeholders—understand how risk is being priced in the capital markets and how portfolios are performing relative to evolving market conditions.
By aligning capital markets with clear, data-driven valuation, product contributes to a more efficient and transparent global risk transfer system.
Key Responsibilities:
- Develop responsive React-based UIs with modern frameworks
- Build and optimize Node.js backend services
- Design and maintain SQL databases.
- Ensure code quality through testing (Jest/Cypress/etc) and CI/CD pipelines.
- Collaborate with UX designers and product managers to deliver intuitive interfaces.
What We Offer:
- Hybrid work model (2 office days/week in a modern workspace in Mokotów). .
- Social benefits (private healthcare, Multisport).
- Professional growth – conferences, training, and mentorship programs.
- Flexible working hours and a supportive, collaborative culture.
Requirements:
- 5+ years in full-stack development (React + Node.js).
- SQL database design skills.
- Experience with state management (Redux, Context API).
- Familiarity with cloud platforms (AWS/Azure) and Docker.
- Fluent English and problem-solving mindset.
Nice to Have:
- Knowledge of microservices architecture.
- Experience with serverless frameworks (AWS Lambda).
Why Join?
- Work in a dynamic, tech-driven environment with passionate experts.
- Enjoy work-life balance in Warsaw’s best district (Mokotów).
- Shape the future of AI-driven solutions with real business impact.