Senior Full-Stack Developer

Jobtailor; Berlin; Vor Ort; EUR 65.000 - 90.000; Vollzeit

Zusammenfassung

Jobtailor in Berlin is seeking a skilled software developer to design, implement and deliver high-quality frontend and backend features. You will write accessible, high-performance, and well-tested code as part of an integrated team.

You will support architecture decisions, review code, and collaborate with designers, QA and product management, while engaging with customers to understand problems end-to-end and ensure secure, compliant solutions.

Qualifikationen

• Master's degree (M.Sc.) in Computer Science, Software Engineering or a related field.
• 3+ years of professional experience as a software developer or full-stack developer, or equivalent experience.
• Strong frontend skills: HTML, CSS and JavaScript/TypeScript, with React or similar frameworks.
• Solid backend experience: Go (Golang), Kubernetes and Docker, or equivalent technologies.
• Experience with relational databases; we use PostgreSQL.
• English proficiency; German language skills are a plus.

Aufgaben

• Design, develop and deliver high-quality frontend and backend features by writing accessible, high-performance, maintainable, and well-tested code.
• Contribute to software design and architecture decisions and participate in code reviews across the stack.
• Work closely with designers, QA and product management as part of an integrated team to deliver well-designed, user-centered software.
• Direct interaction with customers and users — participate in feedback sessions and user research to develop a deep end-to-end understanding of the product and the problems it solves.
• Security-first design — develop authorization concepts and data protection architecture from the ground up, including documentation that supports review and approval by our clinical partners.

Kenntnisse

HTML/CSS/JavaScript/TypeScript

React

English proficiency

German language a plus

Frontend mastery

Software design

Ausbildung

MSc in Computer Science or Software Engineering

Tools

Kubernetes

Docker

PostgreSQL

Jobbeschreibung

Responsibilities

• Design, development and delivery of high-quality frontend and backend features by writing accessible, high-performance, maintainable, and well-tested code.
• Contribute to software design and architecture decisions and participate in code reviews across the stack.
• Work closely with designers, QA and product management as part of an integrated team to deliver well-designed, user-centered software.
• Direct interaction with customers and users — participate in feedback sessions and user research to develop a deep end-to-end understanding of the product and the problems it solves.
• Security-first design — develop authorization concepts and data protection architecture from the ground up, including documentation that supports review and approval by our clinical partners.

Requirements

• Master's degree (M.Sc.) in Computer Science, Software Engineering or a related field
• 3+ years of professional experience as a software developer or full-stack developer, or equivalent experience
• Strong frontend skills: deep mastery of HTML, CSS and JavaScript/TypeScript, with hands-on experience in React or similar frameworks
• Solid backend experience: expertise in Go (Golang), Kubernetes and Docker, or equivalent technologies
• Experience with relational databases; we use PostgreSQL
• Professional working proficiency in English, both written and spoken; German language skills are a plus.