Node.js

remote

Our family-style company is looking for a strong Senior Full-Stack Software Engineer (8+ years). This is a long-term, full-time position in a startup in the field of Cyber Security and AI.

About the Role

This role requires strong frontend ownership and deep expertise in modern frontend development. Day-to-day work includes building and owning features end-to-end using React (TypeScript, MUI), as well as contributing to backend services built with Node.js and Python. The engineer will work across multiple services, databases, and infrastructure, and mentor mid-level developers.

What you’ll do:

Full-stack feature ownership: Primarily focused on React UI development,including building clean, reusable components within the design system,well-structured custom hooks, and end-to-end backend/API delivery
Core implementation areas: CRUD flows, PostgreSQL database work Schemachanges with SQLAlchemy -python and TypeORM (Nest.js)
Production-grade engineering: monitoring, debugging, performance optimization,and handling incidents/issues in real environments
Architecture work: designing systems or significantly evolving existingarchitectures, with clear trade-off thinking (performance / scalability / cost /maintainability).

What We’re Looking For:

Strong expertise in frontend development, especially React with TypeScript, MUI, and modern frontend tooling (react-hook-form, react-query, Storybook, Playwright)
Solid experience in backend development using Node.js (TypeScript), NestJS, and Python, including building scalable systems
Familiarity with databases and storage: PostgreSQL, SQLAlchemy, TypeORM/Nest repositories
Experience with messaging and caching systems like Kafka and Redis
Hands-on knowledge of testing (unit, integration, e2e) and maintaining high-quality standards
Understanding of infrastructure and DevOps, including AWS services (S3, SQS, SNS), Docker, CI/CD pipelines, GitHub Actions, Kubernetes
Ability to architect and deliver reliable, scalable systems in a fast-paced startup environment.

What we offer:

A really promising long-lasting project (you will be proud of yourself)
Sane and polite, but effective management
The best corporate culture (according to our teammates’ opinions)
Competitive salary and other stuff
Remote work, full time
Becoming not just another team member, but a part of UKAD with unique value and long-term relationships

Some facts about UKAD to help you make a decision:

During 2022-2025, we only increased cooperation with our foreign partners.UKAD combines benefits of family-sized companies, like no bureaucracy, easy access to the executives, with sustainable growth and vast opportunities.Our company is strong enough to be not just a vendor but a tech partner. We can afford to choose customers that respect developers.UKAD is one of the leading employers in Kharkiv, according to DOU.

Aren’t we the company you’re looking for?