# Raimond Lume > Product Engineer @ Lightyear ⚡ Location: London, England, United Kingdom Profile: https://flows.cv/raimond Product Engineer at Lightyear ## Work Experience ### Product Engineer @ Lightyear Jan 2024 – Present | London, United Kingdom Creating successful investors. ### Co-Founder / Engineering @ Stemy Jan 2022 – Jan 2024 | Tallinn, Harjumaa, Estonia We help students find the feeling of success (the "aha" moment) in STEM by making learning about the student. Not the topic. We replace the endless list of practice questions with a personalised and adaptive study flow that measures and maximises the student's progress and confidence. Students and teachers prefer it over textbooks, workbooks and homework. Parents choose it instead of private tutoring. ### Co-Founder / CTO @ Mentornaut Jan 2021 – Jan 2023 | Estonia Mentornaut helps students in K12 to catch up, stay on track and get ahead using our on-demand study sessions with tutors. ### Cyber-conscript & Tech Lead @ Estonian Defense Forces Jan 2020 – Jan 2021 | Estonia Cyber Command | OR-4 ### Software Engineer @ CGI Jan 2018 – Jan 2020 | Estonia ## Education ### Bachelor's degree in IT Systems Development TalTech – Tallinn University of Technology ### Mathematics and Science specialized class Tallinn School No. 21 ## Contact & Social - LinkedIn: https://linkedin.com/in/raimond-lume - Website: https://raimond.dev - Website: https://cal.com/raimond --- Source: https://flows.cv/raimond JSON Resume: https://flows.cv/raimond/resume.json Last updated: 2026-04-05