Fullstack Developer (React Native/Node.JS)

Andersen is a global software development company with over 18 years of experience supporting businesses worldwide in digital transformation. Headquartered in Poland, it operates development centers across multiple countries and offers end-to-end IT services including custom software development, API integration, system architecture, legacy modernization, and long-term support. The company specializes in AI, Machine Learning, Data Science, Big Data, and Visual Technologies and has long-term partnerships with industry leaders. Andersen has a team of 3,700+ experts spanning 16+ global locations and has delivered over 1,000 projects across sectors such as Healthcare, FinTech, Logistics, Automotive, Manufacturing, E-commerce, Multimedia, and Entertainment.

• Experience working within large, well-maintained codebases for 5+ years.
• Strong recent hands-on React Native and TypeScript experience within the last 2-3 years.
• Solid experience with Node.js.
• Experience working with Expo.
• Experience using AI tools pragmatically; production experience with LLMs, recommendations, or generative video.
• Mobile release experience (App Store / Google Play).
• Strong problem-solving and software design skills.
• Ability to independently design solutions, ask clarifying questions, and evaluate technical trade-offs.
• Comfortable discussing system design, scalability, performance, infrastructure, and integrations.
• Strong ownership, autonomy, and a data-driven, action-oriented mindset.
• English language proficiency from upper-intermediate and above.

Nice-to-haves:

• Experience in a product company, startup, or high-growth environment.
• Experience mentoring junior engineers.

• Owning product areas end-to-end across mobile, web, backend, architecture, and delivery quality.
• Building mobile-first experiences with React Native / Expo, TypeScript, NestJS, and Tailwind.
• Integrating with polyglot backends (Ruby on Rails, Go, Node.js).
• Collaborating across teams to ship high-quality features fast and align technical work with the roadmap.
• Driving innovation and exploring new technologies including AI-driven products like recommendations, translation, and video generation.
• Driving frontend architecture and development using React, React Native, Expo, and TypeScript.
• Designing scalable and high-performance solutions with a strong focus on usability and product experience.
• Participating in system design discussions, architecture planning, and technical decision-making.