Senior Full-Stack Engineer

🕒 September 23

🇩🇪 Germany – Remote

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 10%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Sigma Software Group

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 2002

💼 Consulting

🏥 Healthcare

🚘 Automotive

Consulting • Healthcare • Automotive

Sigma Software Group is a multinational company, established in 2002, that specializes in providing high-quality software development, graphic design, testing, and support services. The company focuses on delivering solutions across various industries such as automotive, telecommunications, aviation, advertising, gaming, banking, real estate, and healthcare. Sigma Software values professional growth, offers remote work opportunities worldwide, and caters to world-renowned clients like AstraZeneca, Scania, and SAS. The company emphasizes a culture of continuous education, mentorship, and flexible work environments, making it a preferred workplace for IT specialists aiming to work on complex solutions utilizing cutting-edge technologies. Sigma Software is committed to innovative solutions and engineering the future while also contributing to social causes such as charitable work in Ukraine.

📋 Description

• Design, develop, and maintain end-to-end product features across Back-end and Front-end systems • Build scalable services, APIs, and workflow-driven solutions supporting core business operations • Collaborate closely with Product, Design, and Engineering teams to define requirements and shape product direction • Translate operational and business processes into intuitive and scalable software experiences • Participate in architecture discussions, technical planning, and code reviews • Own features throughout the full development lifecycle from discovery to deployment • Evaluate technical decisions from both engineering and user-impact perspectives • Improve product quality, scalability, developer experience, and operational efficiency • Work effectively in a startup environment with evolving priorities and changing requirements • Contribute proactively to technical and product discussions and suggest improvements when needed

🎯 Requirements

• At least 5 years of commercial software engineering experience • Strong proficiency in TypeScript with solid Back-end development expertise • Experience designing and delivering production-ready product features end-to-end • Strong experience with relational databases, preferably PostgreSQL • Experience developing scalable services and APIs • Experience working with AWS cloud services • Understanding of modern software architecture and engineering best practices • Ability to work independently and take ownership of technical solutions • Strong problem-solving skills and ability to work with ambiguity • Excellent communication and collaboration skills • Product-minded approach to software development • Upper-Intermediate English level or higher • Experience participating in code reviews and technical discussions • Ability to balance technical quality with business and user needs • Experience with NestJS • Experience with Next.js and React • Experience with Temporal or other workflow orchestration platforms • Experience working in startup or high-growth product environments • Experience in fintech products or platforms • Background in payment systems, billing, invoicing, or transaction-focused products • Proactive and ownership-driven mindset • Comfortable working in environments with changing priorities and evolving requirements • Strong collaboration and communication skills • Ability to understand business context beyond implementation details • User- and product-oriented approach to decision-making • Self-sufficient and adaptable team player