Senior Fullstack Developer

R&C Request GmbH

  • Wien
  • Freiberuflich
  • Vollzeit
  • 6 Stunden her
Our client is leading in secure documentation and authentication solutions, setting the benchmark for safety and trust.As a Senior Full Stack Developer, you’ll join the core team driving product, support and customer projects, working closely with the lead developer as a trusted sparring partner.The ideal candidate brings a holistic view of modern IT—spanning software architecture, database design, and DevOps practices—combined with the confidence to make smart, impactful decisions.For maximum security, all infrastructure is operated entirely on-premise.Tasks
  • Product Development & Customer Projects – Work within the core team to maintain and enhance products while driving client-specific implementations.
  • Technical Partnering – Act as a sparring partner for the lead developer, contributing to architecture, database design, and decision-making.
  • Security-Driven Development – Apply DevOps practices and holistic IT expertise in an on-premise infrastructure with a strong focus on security, embedded systems, cryptography, and smart-card/PKI integration.
RequirementsProven Full Stack Expertise – Several years of hands-on experience, strong skills in Java (Spring Boot), JavaScript/React, microservices architecture, and scripting (Linux shell, Python).Adaptability & Problem-Solving – Ability to quickly dive into large-scale legacy projects, work independently on complex engineering challenges, and deliver efficient solutions.Professional Communication – Broad technical perspective combined with business-fluent English for effective collaboration in international environments.Additional Technical Skills – Advantageous experience with TypeScript, Angular or other FE frameworks, Electron, C#, security/cryptography, embedded development (e.g. smartcard), DevOps across Linux/Windows, plus Docker and AWS.Leadership & Mindset – Ownership of complex projects end-to-end, strong communication and teamwork, willingness to mentor juniors, and the ambition to grow into a lead developer role with long-term commitment.Benefits * Join a highly impactful long-term project with strong growth potential.
  • Take ownership in a modern, international environment with cutting-edge technologies.
  • Contribute actively to building sustainable solutions that make a difference.
Key Facts
  • Project Start: asap/September 2025
  • Contract Type: Freelancer
  • Workload: 100%
  • Hourly Rate: 75 EUR
  • Location: Fully remote – work from anywhere within the EU - you need EU-work visa or permission
  • Language: English
  • Duration: 12 months ++ (long-term commitment preferred)
R&C Request GmbHR&C Request: ReQuest priorisiert strategische Talentakquise und -entwicklung als fundamentale Erfolgsfaktoren.

R&C Request GmbH