Rewardful — Senior Product Manager (Contract, Remote)
Mar 2026 – Present. Affiliate management platform with clients like Lovable.
Miloš Belčević — Senior Product Expert
Product expert, PhD researcher in Operations Research, author, and maker based in Belgrade, Serbia.
30 Second Summary
- Senior Expert — Over a decade of product experience.
- PhD Researcher — Operations Research & Optimization.
- International Speaker — TEDx and 20+ conferences across 8 countries.
- Published Author — Mentor and educator.
Product expert with over a decade of experience driving the development, launch, and scaling of innovative solutions for organizations ranging from an MIT spinoff to S&P 500 corporations. Currently pursuing a PhD in Operations Research, focusing on optimization algorithms to bridge complex academic theory with real-world industry applications. Two master's degrees (marketing & communication; engineering management). Published author, mentor, and international speaker at TEDx and over 20 conferences in 8 countries.
Experience
Toptal — Senior Product Expert (Contract, Remote)
Apr 2022 – Present. No. 1 most reliable professional services company in America.
- Drove product strategy for 5+ ventures across HealthTech, EdTech, Logistics, FinTech.
- Accumulated 2,500+ billable hours with strong client retention.
Urban Sports Club — Staff Product Manager, Interim (Contract, Remote)
Sep 2025 – Jan 2026. Acquired by Wellhub for $600M.
- Leading monolith-to-microservices migration targeting 99.9% availability SLO.
- Partnering with Payments, Member, and Data teams on unified product initiatives.
Feldspar — Fractional Head of Product, then Product & Operations Lead (London, UK & Remote)
Apr 2024 – Oct 2025. Deep-tech sports startup.
- Delivered functional POCs to validate technical feasibility and secure product-market fit.
- Partnered with the Founder to align long-term product vision with commercial goals.
- Managed 3 hardware streams with external vendors, on-time and on-budget.
- Established SOPs cutting workflow cycle times by 30%.
Clarivate — Senior Product Manager, API (Full-time, Belgrade, Hybrid)
Jun 2022 – Apr 2024. Patent and trademark trailblazers for over 50 years.
- Owned API strategy and launched successful Early Adopter Program.
- Ensured reliability for endpoints handling millions of calls/month.
- Rapidly promoted from PO to Senior PM in 6 months.
Various Clients — Product Expert (Freelance, Remote)
Aug 2019 – Jun 2022. Over 3,000 billable hours.
- Crowdbotics: Led end-to-end delivery of custom web/mobile apps (18 months).
- Nanoramic Labs (MIT spinoff): 0-to-1 ERP solution discovery & delivery (6 months).
- Kampster: Platform redesign for 450,000+ user base (3 months).
Opinodo — Chief Operating Officer (Full-time, Belgrade)
Feb 2017 – Aug 2019. MarTech startup.
- Drove 5x volume growth and 3x per-user earnings.
- Built and led distributed team of 7 staff and 15 freelancers.
- Expanded operations into 10+ countries.
Education
- PhD in Operations Research and Management Science — Faculty of Organizational Sciences, University of Belgrade (2024 – Present).
- MSc in Engineering Management — Singidunum University, Belgrade (2017 – 2019). GPA 9.75/10.
- MSc in Marketing and Communication — Rome Business School, Italy (2016 – 2017). GPA 25.6/30.
Certifications
- Certified Product Innovation Professional — Spark Engine
- Senior Product Manager Certification — Product School
- Certified Scrum Professional — Scrum Alliance
- Certified Kanban Professional — Kanban University
- Lean Agile Visual Management Certification — Modus Institute
Languages
- English — Full Professional
- Norwegian — Full Professional
- Serbian — Native