Lead/Senior Fullstack Engineer – React/Next.js

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🕒 December 12, 2025

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workidentity GmbH

WebsiteLinkedInAll Job Openings

11 - 50 employees

👥 HR Tech

🎯 Recruiter

🤝 B2B

HR Tech • Recruitment • B2B

workidentity GmbH is a Hamburg-based consultancy specializing in HR services and recruitment, particularly within the Tech and IT sectors. They offer a range of services including personnel consulting, executive search, interim and freelance mandates, and recruiting-as-a-service. With a team of HR and recruiting experts, workidentity provides comprehensive support to both companies seeking qualified IT professionals and candidates looking for career development opportunities. Their personalized approach focuses on matching the best candidates with roles in various industries, with a strong emphasis on technology and digital environments. The company is known for its efficient recruitment processes and high level of candidate satisfaction.

📋 Description

• Design and evolve distributed fullstack architectures using React/Next.js + Node.js • Shape API models (REST, GraphQL), data flows, and integration logic • Drive the technical vision for scalability, reliability, and maintainability • Build highly performant user interfaces with React, Next.js, HTML, CSS, JS • Develop backend services, APIs, integrations, and complex logic in Node.js • Implement advanced rendering (SSR/SSG/ISR, Server Components) • Engineer systems for low latency, global distribution, and resilience • Mentor other engineers and lead discussions

🎯 Requirements

• Deep expertise in React, Next.js, Node.js, TypeScript • Strong fundamentals in JavaScript, CSS, HTML and UI/UX best practices • Strong experience with REST & GraphQL API design • Experience with PWAs and/or native apps • Solid understanding of SQL/NoSQL systems: MySQL, MongoDB, InfluxDB • Understanding of system design: patterns, trade-offs, complexity • Thrive in fast-scaling environments • Learn fast, build fast, think ahead. • High performance with clarity, structure, and direction.

🏖️ Benefits

• Equity Included • A technically ambitious environment that pushes you to your highest level • A team of exceptional engineers, no average performers • A platform with huge growth potential and increasing complexity • Real ownership through equity participation • Hamburg HQ or fully remote (EU) • A culture defined by intensity, trust, curiosity and momentum • This is a place for high performers who want impact, autonomy, mastery and scale.