Tech Lead-React

Optiveum  is a recruitment and consulting company created based on our 20-plus years of experience in HR & IT services.

We work for  Clients located in Poland and abroad  providing our local and international Candidates with  Project-based or Permanent job opportunities  in a remote or office-based model.

Optiveum sp. z o.o. to firma rekrutacyjno- konsultingowa prowadzona na bazie naszego ponad 20-letniego doświadczenia na rynku usług HR i IT.

Pracujemy z klientami w Polsce i za granicą oferując międzynarodowym kandydatom pracę stałą lub projektową u  Klientów w biurze lub w modelu zdalnym.

DANE FIRMY / COMPANY DATA

Optiveum Sp. z o.o.

ul. Tomasza Zana 43 lok. 2.1  20-601 Lublin

nr KRS : 0000834436, NIP 7010975729

Firma wpisana do Krajowego Rejestru Agencji Zatrudnienia pod numerem :  23910

Contact us at : info (at) optiveum.com

Tech Lead – React

Location :  Warsaw / Remote (initially remote, later hybrid)

Salary :  6,500 – 8,500 USD / month contract of employment (umowa o pracę)

Type of Contract :   Contract of employment only

Work Model :  Hybrid (3 days / week in Warsaw office after onboarding)

Our client is a US-based technology company headquartered in New York City , delivering digital solutions and consulting services that transform businesses and drive value. With offices in multiple countries, the company is now investing in a new engineering centre in Warsaw, recognizing and valuing the technical expertise and strong work culture of software engineers in Poland.

Currently, our client is building a new team in Warsaw. For now, the work is fully remote, but within a few months, team members will be expected to work onsite in the Warsaw office 3 days a week.

We are looking for an experienced and passionate  React Team Lead  to lead the development of modern, scalable web applications. You will guide a team of React developers, enforce best practices in frontend architecture and design patterns, and ensure the delivery of high-performance user interfaces.

key responsibilities

• Lead, mentor, and support a team of React developers through code reviews, 1 : 1s, and hands-on coaching
• Collaborate with product managers, designers, and backend engineers to define and prioritize features
• Own and manage sprint planning, task estimation, and delivery timelines for the frontend team
• Architect and implement complex user interfaces using React, Hooks, and Context API
• Maintain and evolve a scalable state management solution using Redux Toolkit
• Enforce modern frontend design patterns (e.g., container / presenter, compound components, render props, HOCs)
• Build reusable component libraries and maintain design system alignment
• Optimize application performance, accessibility, and cross-browser compatibility
• Drive best practices in code quality, testing, CI / CD, and documentation
• Maintain high unit and integration test coverage (e.g., using Jest, React Testing Library)
• Contribute to frontend architecture decisions and evaluate new tools / libraries as needed

required skills and experience

nice to have

what's offered

High-impact projects in a rapidly growing industry

why join our client?

We’re looking for smart, curious, and driven individuals who thrive in a fast-paced, collaborative environment. You’ll be part of a team that works hard, supports each other, and finds time to enjoy the journey together.

Ready to make an impact? Apply now and help shape the future of fintech.