Atmen is a Munich‑based Reg Tech startup revolutionising green certification. Our Saa S platform helps energy‑intensive industries automate compliance and certification, cutting down time by up to 90%. We replace today’s manual, costly, and unpredictable certification processes with continuous, technology‑driven verification. Our mission is to make sustainable production simple, scalable, and cost‑effective.ResponsibilitiesDevelop, test, and deploy full‑stack software solutions, ensuring high‑quality, maintainable code.Drive development from ideation to production, collaborating closely with designers, engineers, and product managers.Lead by example by writing clean, testable code and supporting engineering best practices.Own features end‑to‑end – from architecture to implementation, deployment, and ntor and collaborate with team members, fostering a culture of continuous learning and growth.Improve performance, reliability, and scalability to meet enterprise‑grade standards.RequirementsMust‑haves5+ years of professional experience in software development, preferably in full‑stack roles.Proficiency in Type Script, React, Node.Js, Postgre SQL, and AWS.Strong software engineering principles: clean code, modularity, testing, and maintainability.Experience designing and maintaining scalable, distributed systems.Self‑motivated and able to navigate a fast‑changing startup environment.Excellent communication skills in English (written and spoken).Master’s degree or equivalent experience in Computer Science, Engineering,



or a related field.Nice‑to‑havesExperience with Test‑Driven Development (TDD) and end‑to‑end testing.Experience with Quality Assurance workflows.Exposure to AI/ML, Gen AI integrations, or Security.Domain expertise in energy, certification, sustainability, or regulated industries.Experience working in a fast‑paced startup environment.Our Core TechnologiesFrontend: React, Type ScriptBackend: Nest.Js (Node.Js, Type Script)Testing: Cypress, JestInfrastructure: AWS, AWS CDKOther tools: Nx, Git Lab CIJob RequirementsAvailability: Full‑TimeValid working permit in GermanyFluency in EnglishBenefitsAsynchronous first: minimising unnecessary meetings and documenting everything in Notion.Focus time & deep work: meetings‑free mornings and one in‑office team day per week.Fast‑paced, iterative development: substantial releases several times per week.Strong testing culture: pragmatic test‑driven development and extensive E2 E tests.Impact: be part of a small, high‑performing team driving real‑world sustainability impact.Hybrid work and central Munich offices: work from the office and from home.Growth: early‑stage startup with significant ownership and career growth potential.Cutting‑edge tech: challenges in automation, AI, and compliance tech.Employee benefit: unlimited access to most fitness centres.Equal Opportunity EmployerAtmen is an equal‑opportunity employer. We embrace diversity and are committed to creating an inclusive environment for all employees and stakeholders. We are open to all candidates without regard to age, color, national origin, religion, gender, or any other characteristics.

📌 Senior Software Engineer (Full Stack) (Madrid)
🏢 Atmen
📍 Madrid