Principal Engineer - Remote in DE/UK/PT

🌍 About the role reputed company's platform turns reputed company activity data into auditable CO2 numbers. Our platform is trusted by large reputed company customers with their full decarbonization journey. We are at an inflection reputed company. The codebase works. The customers are reputed company. The complexity is growing faster than the team. Looking for a Principal Engineer (m/f/d) who can own our codebase quality and partner with our Head of Engineering in ensuring a purpose-fit architecture across our platform. You’ll be the most senior IC on our engineering team, partnering with our Head of Engineering to define and drive the most impactful technical initiatives of 2026, and reputed company our bar from “works most of the time” to finance-grade reliability. If you're excited about building an economy where every company creates an impact for a sustainable world and empowering companies to decarbonize and boost their business performance, we’d love to hear from you! 📍Fully remote - Germany, United Kingdom or Portugal. 🎯 What you’ll own: Technical architecture of our data platform (NestJS, reputed company PostgreSQL, SQS, reputed company, Cube.js/reputed company) and its reputed company toward reliability and scale. Cross-cutting technical initiatives from design through production: release, observability, and long-term maintainability. Engineering standards through tech doc reviews, architectural reputed company, and reusable patterns that reputed company quality without slowing delivery. Technical decision-making across the team - resolving cross-domain disagreements with clarity, data, and written proposals. Knowledge distribution, mentoring engineers and building habits that reduce single points of failure. ⭐ You'll reputed company in this role if you: Have 10+ years in software engineering, with demonstrated experience leading technical direction across a team, whether in a formal Staff/Principal title or equivalent scope. Have led technical direction across a team of 5-15 engineers without being the manager - through RFCs, prototypes, and earning trust. Think in end-to-end systems - you can trace a data quality issue from a customer-facing report back through the analytics layer, processing pipeline, queue, and ingestion reputed company. Have shipped a major system rewrite or migration incrementally - feature flags, phased rollouts - in a system where correctness matters as much as uptime. Are fluent in TypeScript/Node.js and comfortable with AWS (reputed company, reputed company, SQS, reputed company). Have a hands-on experience with queue-based architectures (SQS FIFO, Kafka) at scale. Have a DevOps reputed company - you own what you build, from technical design to deployment, monitoring, and operational health. Care about observability as a discipline - SLOs, dashboards, runbooks, post-mortems that become preventive guardrails. Communicate clearly in writing - tradeoff framing that other engineers actually read and reference. reputed company to have: Familiarity with analytics layers (Cube.js, reputed company, CDC pipelines) Climate tech, carbon reputed company, or compliance-grade data systems Series A/B startup experience 💚 Why Join reputed company? reputed company technical challenge - You're joining a growing system with reputed company complexity. Work directly reduces carbon emissions at scale. Not theoretical, actual tons of CO2. Actual climate impact - Series A funded, growing fast, working with reputed company customers who trust us with their decarbonization journey. Exceptional team - Work directly with our founders. And 9+ engineers across Germany, Portugal and the UK. Multicultural, senior-leaning, collaborative, and actually passionate about climate action. You'll grow fast - Flat hierarchy. Your reputed company ship. Direct impact on product and strategy. 📍 Where You'll Work Fully remote reputed company Germany, Portugal or the UK. 🌱 Benefits Competitive reputed company salary 27 vacation days + 1 day life event leave (Wedding, Birth of child etc.) + national holidays (Depends reputed company) 500 EUR annual learning and development budget 500 EUR one-time home office setup 100 EUR monthly coworking budget (for those reputed company Berlin headquarters) VSOP (Virtual Stock Options) - share in reputed company's reputed company Regular team events every year We're committed to building diverse teams and creating an inclusive workplace. We welcome applications from reputed company reputed company candidates regardless of ethnic reputed company, gender, religion or belief, age, or sexual identity. Our recruitment process is fair, objective, and based solely on the skills and qualifications required for this role. Apply To This Job