Lead Backend Engineer

About OptimlOptiml is revolutionizing real estate with our Real Estate Decision Intelligence (REDI) software—a new category of AI-powered technology that helps decarbonize buildings while optimizing asset & portfolio performance.Since our launch in April 2024, we have been scaling across Europe and the US, receiving significant industry recognition and winning three major PropTech awards, including:🏆 2024 ULI Europe PropTech of the Year🏆 2024 ZIA PropTech of the YearWe are backed by $6M in pre-seed funding from top-tier US and EU funds, including Innovation Endeavors (the fund of former Google CEO Eric Schmidt), Planet A, BitStone, and Kompas.TasksLead the engineering development of a part of the core product.Ramp up quickly on domain knowledge in the real estate / buildings industry required to understand the problem space.Come up with innovative solutions to solve our customers' problems.Own the whole development lifecycle: prototype to specs to production.Collaborate with peers on architecture, design and code reviews.Simplify complexity, guide the team toward clear, pragmatic solutions.Mentor engineers, raise standards and help the team move faster with confidence.Build systems that can scale with Optiml’s growth from startup to scale-up.RequirementsWho we are looking forEmbrace Challenges: You prioritize speed and flexibility, adept at making swift compromises to maintain momentum.Push The Limits: You are able to quickly and efficiently execute tasks, demonstrating strong initiative and self-drive.Inspire Others: You bring kindness and humor to the team, enhancing both morale and collaboration.Champion The Customer: You do what is right for the customer and can deliver outcomes.Must haveMSc in Computer science, Math or equivalent.7+ years of experience designing, building and maintaining data-intensive applications.Expertise in system architecture, algorithms, and performance optimization.Proven record of shipping and scaling back-end systems (Python, C++) in fast-moving environments.Experience bridging production grade engineering and research (Optimization, ML).Ability to make sound trade-offs and drive outcomes that balance speed and quality.Outstanding written and verbal communication skills in English.Desire to work from our Zurich office.Nice to have:Experience from startup to scale upKnowledge of financial modeling or physics-based simulationsBenefitsLearning and development budget of CHF 1k (conferences, certificates, etc.).Shit happens: 100% accident non-occupational accident insurance (UVG) covered.Flexible parental leave and hybrid work setup