Associate Frontend Team Lead

Please note: This is a hybrid role – 3 days per week from the office in Warsaw.

Overview

We are a leader in AI-powered enterprise operations. We deliver digital solutions and consulting services that help companies grow and improve their performance. We use advanced technology to simplify processes, increase efficiency, and create new business opportunities, especially in private capital markets.

Our ecosystem includes:

• PaaS (Platform as a Service) – an AI-based platform that improves workflows, provides useful insights, and supports value creation across portfolios.

• SaaS (Software as a Service) – a cloud platform that offers strong performance, smart tools, and scalable solutions.

• S&C (Solutions and Consulting Suite) – modular technology solutions that help manage, grow, and improve company performance.

With more than 10 years of experience working with fast-growing companies and private equity-backed businesses, we combine strong industry knowledge with technology expertise to create real business value.

The Opportunity

We are looking for an experienced and motivated React Team Lead to lead the development of modern and scalable web applications. You will manage a team of React developers, support good frontend architecture practices, and make sure we deliver fast and high-quality user interfaces.

The ideal candidate has strong experience with React (including Hooks and Context API), Redux, and frontend design patterns. You should feel comfortable working in a dynamic and team-oriented environment.

Responsibilities

• Lead, mentor, and support a team of React developers through code reviews, 1:1 meetings, and practical guidance.

• Work closely with product managers, designers, and backend engineers to plan and prioritize features.

• Manage sprint planning, task estimation, and delivery timelines for the frontend team.

• Design and build complex user interfaces using React, Hooks, and Context API.

• Develop and maintain scalable state management solutions using Redux Toolkit.

• Apply modern frontend design patterns (such as container/presenter, compound components, render props, and HOCs).

• Build reusable component libraries and ensure alignment with the design system.

• Improve application performance, accessibility, and cross-browser compatibility.

• Promote best practices in code quality, testing, CI/CD, and documentation.

• Maintain strong unit and integration test coverage (e.g., with Jest and React Testing Library).

• Support frontend architecture decisions and evaluate new tools when needed.

Requirements

• 5+ years of experience with JavaScript/TypeScript, including 3+ years with React.js

• Strong knowledge of React Hooks, Context API, and Redux (Redux Toolkit preferred)

• Experience with frontend design patterns and clean code principles

• Experience working with RESTful APIs or GraphQL

• Good knowledge of HTML5, CSS3/SCSS, and responsive design

• Experience with component libraries and design systems (e.g., Storybook, Material UI, Tailwind)

• Familiarity with build tools such as Webpack or Vite

• Experience leading or mentoring developers

Nice to Have

• Experience with performance tools (e.g., Lighthouse, Chrome DevTools)

• Experience with SSR/SSG frameworks like Next.js

• Knowledge of accessibility standards (WCAG)

• Contributions to open-source frontend projects

Why Join Us?

We are looking for creative people who solve problems, learn quickly, and enjoy working in an open and diverse environment. We work hard, support each other, and also make time to enjoy what we do.