Wallester is a cutting-edge financial technology company that specializes in providing innovative solutions for businesses seeking to modernize their payment systems. By offering white-label card issuance platforms, seamless integration with existing infrastructure, and comprehensive support for both digital and physical cards, Wallester empowers companies to enhance their financial services and customer experience. Recognized as a leader in the FinTech space, Wallester has earned a reputation for its state-of-the-art technology, security, and scalability. Whether you are a startup or an established enterprise, Wallester delivers flexible, reliable solutions tailored to meet the evolving needs of the digital economy.
About the roleAs a Software Engineering Team Lead (Frontend) at Wallester AS, you will be responsible for leading and growing a team of frontend engineers while remaining technically involved in the development of our web applications.
You will plan, organize, and guide frontend engineering work, ensuring timely delivery, high quality, and alignment with product and business goals. You will act as a bridge between the engineering team, product managers, designers, and senior leadership, while continuously improving frontend practices, processes, and team culture.
This role combines people leadership, technical leadership, and hands-on contribution.
- TypeScript
- React
- Effector
- React Router
- SASS / SCSS, PostCSS
- REST APIs
- ESLint, Prettier
- Shared Design System: Oversee the development of a unified UI Kit. Ensure cross-platform teams doesn't duplicate frontend code.
- Microfrontend Strategy: Define and maintain the Shell/Host application architecture with separated deployment flow.
- Performance & Security: Set security standards (CSP, Dependency scanning) that every team must follow.
- CI/CD & Tooling: Standardize the build-and-deploy pipeline. A frontend developer should be able to move from one team to another and find the same linting, testing, and deployment patterns.
- Tech Radar: Evaluate new libraries and frameworks, the final "gatekeeper" for adding new heavy dependencies to the global bundle.
- 5+ years of professional experience in frontend or full-stack software development
- 2+ years of experience leading or mentoring software engineers
- Strong expertise in JavaScript and TypeScript
- Extensive experience building and maintaining production-grade React applications
- Experience designing frontend architectures and state management solutions
- Strong understanding of REST APIs and frontend–backend integration
- Excellent communication, leadership, and problem-solving skills
- Experience working in agile development environments (Scrum)
- Strong organizational and prioritization skills
- Ability to work in a fast-paced and dynamic environment
- Experience with modern frontend build tools and bundlers
- Familiarity with CI/CD pipelines and release processes
- Strong experience with frontend testing strategies
- Experience working with internationalization and localization
- Experience in fintech or other regulated environments
- Knowledge of frontend security standards and best practices
- Competitive salary
- Career opportunities
- Medical Insurance upon the completion of the probationary period
- Supportive and caring Leadership
- A modern office in the center of Tallinn
- A chance to work as part of a highly motivated and talented team
- Referral program
- Stebby
- Team building and Company Events
- Free parking
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What We Do
Wallester is an Estonian-licensed financial institution and an official Visa partner since 2018, specialising in innovative digital financial solutions and card issuance. We empower companies across the European Economic Area (EEA) and the UK to streamline payments, launch branded cards, and scale efficiently. What we do: White-Label Solution with Embedded Finance: Our White-Label solution enables businesses to integrate financial services directly into their platforms - a concept known as embedded finance. This allows companies to launch branded payment cards tailored to their specific needs, enhancing customer experiences and opening new revenue streams. We ensure a swift time-to-market with simplified integration and dedicated support from our implementation team. Wallester Business: Corporate Expense Management: Wallester Business is designed to modernise corporate expense management. It provides companies with instant access to virtual and physical Visa cards, streamlining financial processes through a modern app and comprehensive portal. Features include expense tracking, budget analytics, and seamless integration with accounting systems to enhance financial oversight and efficiency. With a diverse team of over 140 professionals located in Estonia, Latvia, France and the United Kingdom, we are dedicated to developing high-quality, profitable products for our clients. Our passion for innovation drives us to improve and adapt to the evolving financial landscape continuously. We aim to elevate businesses by providing the most advanced financial technologies, enabling them to reach new heights in efficiency and growth. We are always open to collaboration and eager to assist companies in navigating the future of finance. Discover how Wallester can transform your financial operations and drive your business forward. Learn more at www.wallester.com and follow us on Instagram (@wallester_com) or Facebook (@Wallester)
