About Aleksander
Aleksander Heimrath is a seasoned technology leader with extensive experience in building scalable
platforms and leading high-performing engineering teams. He previously served as CTO at CANDIS,
where he scaled the engineering team, improved system architecture for performance and developer
velocity, and supported board-level reporting and fundraising. Prior to that, he was CTO at Alteos, where
he built a modern core insurance platform from the ground up and led the company through critical
regulatory audits under AXA Germany. Aleksander’s background spans FinTech, InsurTech, B2B SaaS,
and E-Commerce, with a consistent focus on aligning technology execution with business strategy.
English
Native or bilingual
German
Conversational
Polish
Native or bilingual
Can work on-site
Berlin (up to 50km)
Experience
- KlaredaCo-FounderApril 2025 - Today (1 year and 2 months)Berlin, GermanyHelping companies use AI to make better hiring decisions. With a team of passionate domain experts we have build a suit of tools that together with coaching help supporting HR professionals and Hiring Managers in their strategic decisions
- CANDISChief Technology OfficerDecember 2021 - December 2024 (3 years)Berlin, Germany• - Identified key workstreams and built teams around them (following Team Topologies patterns)• - Triaged initial performance and scalability issues. Reviewed tooling, implemented observability and monitoring• - Developed a tactical plan to reshape system architecture for better developer velocity• - Revamped processes to improve software delivery predictability (fully automated CI/CD)• - Scaled the team 3x• - Managed budgets and timelines• - Participated in fundraising• - Responsible for board reporting
- AlteosCTOMay 2018 - October 2021 (3 years and 5 months)Berlin/Brandenburg Metropolitan Region, Germany• - Shaped the company's business model and strategy - API provider of Embedded insurance• - Set the technology strategic vision - build modern Core Insurance System from 1st line of code• - Hired the team - from first engineer• - Led the company through annual AXA audits• - Reported to AXA Germany board
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Education
- Master of Science (M.Sc.)Technische Universität Dresden2011Master of Science (M.Sc.)
- Master Studies, ComputerTechnical University of Wroclaw2009Master Studies, Computer