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Jacques ObalaJO

Jacques Obala

AI & Full Stack Developer | Agents & RAG

€700/day
1 project
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Jacques

AI & Full Stack Developer, I design truly operational AI solutions: AI agents, business assistants, connected automations, and custom web applications.

I handle the entire process: needs assessment, architecture, UX, development, API integrations, deployment, and product evolution.

AI Agents & Business Assistants: Generative AI, LLMs, RAG document search, sourced answers, memory, tools and actions, conversational and voice interfaces.

Automation & Integration: REST APIs, webhooks, emails, calendars, CRMs, documents, workflows, and business tools.

Web & SaaS Applications: Business platforms, dashboards, client portals, back-offices, and robust digital products.

Notably, I designed KlapDoc, an AI document search engine with sourced answers, and Roboto, an AI assistant with structured memory, voice interactions, and business connectors.

My primary stack includes Laravel/PHP, Python, PostgreSQL and pgvector, Redis, JavaScript/TypeScript, APIs, Docker, Google Cloud, and generative AI services.

Depending on project constraints, I can design cloud, hybrid, or on-premises architectures to balance performance, data privacy, and ease of use.

I prioritize solutions that are useful, maintainable, and truly usable by teams.
  • English

    Native or bilingual

  • German

    Basic

Remote only
Primarily works remotely

Experience

  • KlapDoc — Produit indépendant
    Founder & Full Stack AI Developer
    January 2026 - Today (7 months)
    Design and development of KlapDoc, an AI-powered document search engine.

    The platform allows querying contracts, invoices, quotes, files, and reports in natural language, then finding a clear answer accompanied by precise sources: document, excerpt, and page concerned.

    I design the entire product: application architecture, user experience, document ingestion and processing, hybrid search, vector database, API, SaaS interfaces, and deployment.

    The project notably relies on Laravel/PHP, PostgreSQL with pgvector, Redis, APIs, and generative AI models to produce verifiable and truly actionable answers for teams.
    Generative AI Full-stack Development Laravel REST API PostgreSQL
  • Chateauroux Métropole
    Malt logoOn Malt
    Senior Technical Consultant
    April 2022 - May 2022 (1 month)
    I worked as a technical consultant for the integration of a France Connect button on multiple web portals.
    I was responsible for overseeing the OAuth2 API protocol and technical documentation.
    I also created an integration test server for the France Connect protocol and electronic signature (EIDAS) security checks.
    I had an excellent working experience with the project manager and other members of the IT department team.
    I am very satisfied with my work and highly recommend this client.
    Web Integration API OAuth2 SSO PHP
  • Wenesis
    Lead Developer
    ENTERTAINMENT AND LEISURE
    April 2014 - April 2017 (3 years)
    Montrouge, France
    Leading a team, I was in charge of internal and external development for multiple high-volume projects.
    PHP 5 Web Architecture HTML5 CSS3 Laravel

Reviews

3.0

Out of 1 rating

S

Stéphane

Chateauroux Métropole

Reviewed on 6/5/2022

Recommendations

FU
FU
Former user and 1 other person have recommended Jacques

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Education

  • Master degree, Computer Software Engineering
    Etna
    2013
    Computer Science
  • Mass License
    Sorbonne
    2009
    Formation Mathématique, Droits et Informatique

Skill set

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