Chief Technology Officer

Overview Founding CTO Opportunity

• Climate Tech Startup
• Post-Seed
• Berlin
• Competitive Salary + Equity We’re partnering with a fast-moving Climate Tech startup on a mission to build solutions that address the most urgent challenge of our time, the climate crisis. Backed by respected climate-focused investors and fresh off a successful seed round, we’re now looking for a CTO to lead technology and product innovation as we move into our next phase of development. This is a rare opportunity to join at a foundational stage and shape the technical direction, team culture, and long-term impact of a company with climate at its core. What You’ll Do Own and define the technical vision, architecture, and execution roadmap across all product initiatives. Work closely with the CEO and founding team to align technology with business and climate impact goals. Build and scale the engineering team, starting with key hires and evolving into a high-performing technical org. Establish core engineering processes including development, testing, security, deployment, and iteration cycles. Lead the development of our first commercial product — from MVP to production and beyond. Collaborate with data scientists, hardware teams (if applicable), or domain experts to integrate cutting-edge climate technologies. Foster a culture of sustainability-focused innovation, technical excellence, and purpose-driven problem solving. What You’ll Bring Proven experience as a senior engineering leader or technical co-founder — ideally in early-stage startups or mission-driven environments. Strong technical breadth in full-stack or systems development, with deep understanding of scalable architecture and infrastructure. Bonus if you have experience with IoT, geospatial data, energy systems, hardware integration, or climate modeling tools — though not required. Ability to make sound build vs. buy and architectural decisions in high-ambiguity, fast-moving environments. Passion for solving real-world problems through technology — ideally with a strong personal connection to climate or sustainability. Natural leadership instincts — able to recruit, mentor, and inspire talented engineers and interdisciplinary teams. Strong communicator who can collaborate across product, business, investors, and mission stakeholders. What’s on Offer Founding-level role with significant ownership — both in equity and in impact. Competitive salary + meaningful equity package. Flexible, remote-friendly culture — Berlin HQ with hybrid options across EU time zones. A mission-driven company backed by top climate VCs and advisors with deep sector knowledge. The chance to work on technology that can drive measurable climate impact, not just incremental change. Early influence over company culture, product roadmap, and technology choices. If you're an engineering leader excited by the opportunity to build and scale this business whilst having a positive impact, please apply Seniority level Director Employment type Full-time Job function Management and Engineering Industries Software Development #J-18808-Ljbffr