Senior Spring Boot React Engineer

Summary

Join cogify group, a Swiss technology company specializing in software development, IT consulting, and digital transformation, as a Senior Full Stack Engineer. You will be responsible for building and maintaining robust backend services using Spring Boot, developing user-friendly frontends with React + TypeScript, and collaborating with mobile developers and UI/UX designers. This fully remote position (EU/EFTA only) offers flexibility and responsibility, working on impactful products across B2B, ERP, and IoT domains within a truly agile environment.

Requirements

• 5+ years of experience in software engineering
• Strong knowledge of Java, Spring Boot , and cloud-native development
• Experience with React + TypeScript and modern frontend ecosystems
• Familiar with REST & PostgreSQL (mandatory) and Azure
• Comfort with containerization: Docker
• Understanding of microservices architecture and event-driven systems
• Experience in cross-functional teams with agile methodologies
• Residency in EU/EFTA , working within CET±1 time zones
• Strong written and verbal communication in English

Responsibilities

• Build and maintain robust backend services using Spring Boot (Java)
• Develop and optimize RESTful APIs and mobile-first services
• Work with React + TypeScript to build user-friendly frontends
• Build and optimize APIs for mobile applications (iOS & Android)
• Collaborate with mobile developers and UI/UX designers
• Design secure, scalable systems with PostgreSQL , and Azure
• Support microservice architecture, containerized deployment (Docker/K8s), and event-driven logic
• Troubleshoot production issues and ensure code quality through reviews, documentation, and testing

Preferred Qualifications

• DevOps experience
• Familiarity with Keycloak , and secure API patterns
• Previous work on ERPs, NFC/RFID, or IoT-related products

Benefits

• 100% remote within EU/EFTA , with a healthy work-life balance
• Structured freelance B2B contract withaverage 150 billable hours/month — providing consistency and long-term planning
• Competitive compensation offering both stability and flexibility
• Work on impactful products across B2B, ERP, and IoT domains
• Work in a truly agile environment with daily stand-ups, Scrum rituals, and a Kanban-based workflow