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Bernard OkwampahBO

Bernard Okwampah

Full Stack Developer/Machine Learning Engineer

€450/day
Paris, FR
3-7 years

Average response time: 1 hour

About Bernard

I specialize in building scalable AI-driven applications using Python, FastAPI, and React. With a strong foundation in machine learning and cybersecurity, I deliver secure and efficient solutions tailored to client needs.
  • English

    Native or bilingual

Can work on-site
Paris (up to 50km)

Experience

  • PHOEBE
    Chief Technology Officer and Co-Founder
    October 2024 - Today (1 year and 8 months)
    France
    • Designed and implemented the complete technical architecture for a hybrid AI and blockchain-powered prediction market platform from the ground up.
    • Defined the platform's Web3 infrastructure, evaluating blockchain networks (Ethereum, Polygon) and selecting the most suitable for scalability, security, and smart contract deployment.
    • Led the development of the web application (front-end and back-end), using Python and modern frameworks to deliver the MVP within three months.
    • Built a scalable AI aggregation engine that integrated multiple large language models (LLMs) and APIs to improve prediction accuracy by over 30%.
    • Collaborated with the founding team to align the technical roadmap with product milestones and investor deliverables.
    • Created comprehensive architecture diagrams, documentation, and sprint plans to support development, onboarding, and future team scaling.
  • educity
    Machine Learning Engineer
    October 2024 - December 2024 (2 months)
    • Managed the end-to-end AI infrastructure for an adaptive learning platform, ensuring model scalability and performance under growing user load.
    • Collaborated with the engineering team to integrate machine learning APIs into the core product, improving personalization and student engagement.
    • Monitored, maintained, and optimized deployed ML models for accuracy, latency, and data pipeline efficiency.
    • Contributed to system architecture decisions, balancing performance needs with budget constraints on cloud infrastructure.
    • Supported the development of internal tools for data labeling, model evaluation, and version control.
    • Documented ML workflows, deployment processes, and technical protocols for team knowledge sharing and onboarding.
  • ONGrowPro
    Co - Founder & Chief Technology Officer
    May 2024 - October 2024 (5 months)
    • Led the design and development of Neuron, an AI-powered personal growth assistant built to help users break through stagnation and develop a growth mindset. The tool provided goal setting, personalized research, productivity tracking, and intelligent planning features using LLMs.
    • Built CVme_AI, a gamified AI job search tool that allowed users to swipe through job opportunities Tinder-style, and auto-apply based on user preferences and optimized CV matches.
    • Architected and implemented backend systems for both products using Python and AI APIs, including OpenAI and HuggingFace models.
    • Integrated user behavior analytics and feedback systems to refine recommendations and enhance engagement over time.
    • Led a small distributed team, overseeing technical tasks, product strategy, and agile planning.
    • Created detailed technical documentation and product roadmaps for scaling both tools into beta-ready MVPs.

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Education

  • MSc Machine Learning Engineer
    OpenClassrooms
    2024
    Paris, France
  • MSc in Computer science - Computer Security
    EPITA
    2023
    Paris, France

Skill set

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