Rangel Milushev

CTO

Sofia, Sofia City, Bulgaria7 yrs 5 mos experience

AI EnabledAI ML Practitioner

Key Highlights

Co-founder of multiple startups in AI and HealthTech.
Expertise in Artificial Intelligence and Machine Learning.
Strong background in strategic planning and business development.

Stackforce AI infers this person is a SaaS and HealthTech entrepreneur with expertise in AI-driven solutions.

Contact

Skills

Core Skills

Artificial Intelligence (ai)Data ScrapingDeep LearningStrategic PlanningCustomer AcquisitionWeb DevelopmentData Analysis

Other Skills

Sales & MarketingProject ManagementPandas (Software)FundraisingComputer VisionLarge Language Models (LLM)Business DevelopmentStrategic HiringProcess ImprovementNew Business DevelopmentSoftware as a Service (SaaS)API DevelopmentProject PlanningJavaScriptNode.js

About

Harvard College Computer Science, Class of 2020. Y Combinator W23 and Entrepreneurs First in Paris in 2022. I'd like to think I'm a funny guy but my wife disagrees.

Experience

Правен интелект

Co-founder & Chief Technology Officer

Aug 2025 – Present · 8 mos

Praven Intelekt is the Cursor for EU lawyers — starting with CEE and Bulgaria. An AI copilot that compresses days of legal research, drafting, and analysis into minutes, powered by up-to-date laws, case law, and jurisdiction-specific intelligence.

Artificial Intelligence (AI)Data ScrapingSales & Marketing

Rex.fit (yc w23)

Co-founder & Chief Executive Officer

Nov 2022 – Jan 2025 · 2 yrs 2 mos · San Francisco, California, United States · Hybrid

Rex.fit (formerly BabylonAI) is building an AI fitness and nutrition coach. We use computer vision and AI to create interactive gamified workouts. We also offer a nutrition chatbot that simplifies food logging through natural language processing, making it as easy as texting a friend to track your dietary intake.

Sales & MarketingDeep LearningProject ManagementPandas (Software)FundraisingComputer Vision+4

Entrepreneur first

Entrepreneur In Residence

Aug 2022 – Jan 2023 · 5 mos · Paris, Île-de-France, France

Selected from thousands applicants to join Entrepreneur First’s platform and work with a community of entrepreneurs and leading advisors to find a co-founder, and build a company from scratch.

Customer AcquisitionStrategic PlanningSoftware as a Service (SaaS)New Business Development

Vertum technologies

Member Of The Board, Advisory Council

Feb 2022 – Feb 2023 · 1 yr

Vertum Technologies designs and builds robotic farming assistants to improve the profitability and sustainability of indoor and vertical farms.

Strategic HiringStrategic PlanningProcess ImprovementNew Business Development

Apptweak

2 roles

Full Stack Engineer

May 2021 – Aug 2022 · 1 yr 3 mos · Brussels, Brussels Region, Belgium

Deep LearningAPI DevelopmentProject ManagementProject PlanningJavaScriptPandas (Software)+4

Performance Data Analyst

Jul 2020 – May 2021 · 10 mos · Brussels, Brussels Region, Belgium

Deep LearningSQLPerformance AnalysisData AnalysisPandas (Software)Python (Programming Language)+4

Cartesian network

Co-Founder

Aug 2018 – May 2019 · 9 mos · Cambridge, Massachusetts

Deep Learning

Crimson analytics

Co-Founder & CTO

Apr 2018 – Jul 2020 · 2 yrs 3 mos · Sofia, Bulgaria

Crimson Analytics is a Cryptocurrency Investment and Blockchain Consulting company. The company manages an investment portfolio, conducts algorithmic trading research and Cryptocurrency market research.

Harvard university

3 roles

Bureau of Study Counsel Tutor

Promoted

Jan 2017 – Dec 2018 · 1 yr 11 mos

As a tutor for the Bureau of Study Counsel I provided assistance to students who were struggling with various courses in the fields of Computer Science, Economics, Mathematics.

Teaching Fellow for CS50

Aug 2016 – Dec 2016 · 4 mos

Topics include abstraction, algorithms, data structures, encapsulation, resource management, security, software engineering, and web development. Languages include C, Python, and JavaScript plus SQL, CSS, and HTML. Problem sets inspired by real-world domains of biology, cryptography, finance, forensics, and gaming.

Research Assistant

Mar 2016 – Sep 2016 · 6 mos

As a Research Assistant I was helping out a Post-Graduate researcher at Harvard University to gather statistical and demographic data about rural Austria-ruled Galicia.

Deep Learning