Senior Backend Developer - Node.js (Germany)

Jobgether • Germany

Remote

This Job is No Longer Active This position is no longer accepting applications

AI Summary

Seeking a Senior Backend Developer with Node.js and JavaScript expertise to build secure, scalable, and high-availability digital financial products. Responsibilities include core platform architecture, API performance, and new product innovation in a remote-first, agile environment. Requires strong experience in backend development, microservices, and database integration, with a focus on global impact and complex technical challenges.

Key Highlights

Build secure, scalable, and high-availability backend systems for global digital financial products.

Contribute to core platform architecture, API performance, infrastructure resilience, and product innovation.

Work in a remote-first culture with autonomy and ownership, solving complex challenges in real-time systems and microservices.

Key Responsibilities

Design, build, and maintain backend services using Node.js and JavaScript for high-traffic production systems

Develop new platform features and products using agile methodologies with a focus on speed, reliability, and user experience

Improve scalability and performance of real-time services, APIs, and core backend infrastructure

Build and optimize microservices-based architecture to support growth and modular development

Ensure strong security standards across backend systems, APIs, authentication flows, and internal processes

Integrate databases such as MySQL and MongoDB while maintaining data integrity and efficiency

Collaborate with cross-functional teams to deliver technical solutions aligned with product goals

Monitor systems, troubleshoot production issues, and continuously improve service reliability

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Technical Skills Required

Node.js JavaScript MySQL MongoDB Redis

Benefits & Perks

Competitive compensation package

Fully remote and flexible work environment

Autonomy with outcome-focused culture

Mentorship and continuous career growth opportunities

Learning-focused environment with knowledge sharing across teams

Supportive and collaborative international team culture

Team-building activities and social events online and in person

Opportunity to work on innovative products with global reach and visible impact

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Nice to Have

Experience with Redis, caching layers, job queues, or message queue systems

Exposure to blockchain integrations or high-availability systems

Additional experience with Ruby, Rust, or C++

Job Description

Join a high-performing engineering environment where backend systems power large-scale digital financial products used by a global audience. This role is ideal for a senior developer who enjoys building secure, scalable, and high-availability services in a fast-moving ecosystem. You will contribute to core platform architecture, API performance, infrastructure resilience, and new product innovation. Working in a remote-first culture, you will collaborate with skilled engineers across multiple regions while maintaining strong autonomy and ownership. The position offers the opportunity to solve complex technical challenges involving real-time systems, microservices, and distributed applications. If you thrive in modern backend development and want your work to have direct global impact, this is an excellent opportunity.

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