Senior ‐Stack Developer; React​/Node.js​/TS

Senior Full‑Stack Developer (React / Node.js / TS)

Kernelics is an international company with development centers in Poland, Georgia, Cyprus and Lithuania. We are passionate about gathering the best IT specialists and building teams for tech startups all over the world.
If you are also keen on start-ups and innovative projects, if it is important for you to work in a team of professionals and help customers realize their ideas that make this world more convenient, brighter and more technology oriented - Kernelics is definitely your place.

Cents is an all‑in‑one, cloud‑based platform that lets laundromat and dry‑cleaning operators run every part of their business - from point‑of‑sale and machine payments to pickup‑and‑delivery routing, inventory, team, marketing, and financial reporting - in a single integrated system, already trusted by 3,000+ stores.

Multiple teams, big tech team 30+ ppl, react native team, fullstack team and others

Node + React + Type Script on AWS with Postgre

SQL core

• HR interview (30-60min)
• 1 tech interview (Kernelics)
• 2 tech interviews (Trycent)

• Design and ship end‑to‑end features across web and backend services, leveraging expert‑level Type Script with React and Node.js to serve both business and consumer users.
• Apply systems thinking—evaluate how each application component fits into the wider platform, proactively identifying dependencies, risks, and optimizations.
• Lead technical problem‑solving: break down complex requirements, analyze trade‑offs, and deliver reliable, maintainable solutions on time.
• Collaborate with cross‑functional stakeholders—translate product goals into technical plans and communicate progress, challenges, and trade‑offs clearly.

• 5+ years experience of building business‑ and consumer‑facing applications.
• Expert‑level knowledge of Typescript, specifically for React and Node.js.
• Demonstrable systems thinking skills. Understands that apps are only one part of a larger system.
• Understands API design. Knows, and can drive, what 'good' looks like and what the platform needs short‑term and long term from an API.
• Excellent problem solving, analytical and organizational skills.
• Fluent verbal and written English skills.
• Passion for learning and coaching others.
• A positive approach to your work, and treat others well.
• Strong communication skills.
• Able to clearly express opinions on product design, while respecting the thoughts and opinions of their peers.
• Proven ability to communicate and collaborate effectively with engineers and non‑engineering stakeholders alike.

• Taking care of your health – fixed benefit health care coverage.
• Supporting your active lifestyle – sports activities with 50% coverage up to the fixed amount.
• Treating you not only as a team member but as a personality as well – we never skip your birthday or other significant events in your life, such as a wedding and birth of a child.
• Supporting your professional and personal development.
• Maintaining work‑life balance – you can work from anywhere you wish, flexible working hours within working hours of the project.
• Working among your friends – refer our open vacancies to your friends and receive a decent referral bonus.
• Enjoying corporate life that is full of bright emotions and impressions – we hold regular online and offline events and activities.