Atmen is a Munich and Madrid-based
RegTech startup
revolutionising green certification. Our
SaaS platform
helps energy-intensive industries (fuels, chemicals, materials)
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? Making
sustainable production simple, scalable, and cost-effective. Atmen is a Munich and Madrid-based
RegTech startup
revolutionising green certification. Our
SaaS platform
helps energy-intensive industries (fuels, chemicals, materials)
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? Making
sustainable production simple, scalable, and cost-effective. Tasks
As a
Senior Software Engineer , you will play a
key role
in shaping our product, working closely with our engineering and product teams to build
robust, scalable, and maintainable
software solutions. You will: Develop, test, and deploy
full-stack software solutions, ensuring high-quality, maintainable code. Drive development
from ideation to production, working 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 monitoring. Mentor and collaborate
with team members,
fostering a culture of continuous learning and growth. Improve performance, reliability, and scalability
to ensure our platform meets enterprise-grade standards. Requirements
Must-haves
5+ years of professional experience
in software development, preferably in full-stack roles. Proficiency in
TypeScript, React, Node.js, PostgreSQL, 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 (both written and spoken). Master’s degree or equivalent experience
in Computer Science, Engineering, or a related field. We encourage all qualified applicants to apply, even if you don't meet every single requirement. Nice-to-haves
Experience with
Test-Driven Development (TDD)
and end-to-end testing. Experience with
Quality Assurance (QA) workflows Exposure to one of:
AI/ML, GenAI integrations, Security Related domain expertise:
energy, certification, sustainability, or regulated industries . Experience working in a
fast-paced startup environment . Our core technologies
Frontend : React, TypeScript Backend :
Nest.js (Node.js, TypeScript) Testing : Cypress, Jest Infrastructure : AWS (AWS CDK) Nx, GitLab CI Not your stack?
We value drive, ability to learn fast and general understanding of software development over specific tool knowledge. Job requirements
Availability:
Full-Time Valid
working permit
in Spain - this position is for our Madrid location. Fluency in
English Benefits
How we work
Asynchronous first : We minimise unnecessary meetings and document everything in
Notion . Focus time & deep work : Meetings-free mornings + 1 in-office Team Day per week. Fast-paced, iterative development : We push to main frequently and release several times per week. Strong testing culture : Pragmatic test-driven development (TDD), heavy use of E2E tests. Why Join Us?
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:
Join an
early-stage startup
with significant ownership and career growth potential. Cutting-edge tech:
Work on exciting challenges in
automation, AI, and compliance tech . “Well Pass” as an employee benefit - giving you unlimited access to most fitness centres Atmen 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.
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📌 Senior Software Engineer (Full Stack) (Madrid)
🏢 Atmen
📍 Madrid