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Sacha D. AI, Data Engineering and SaaS Platforms

My name is Sacha D. and I have over 4 years of experience in the tech industry. I specialize in the following technologies: Retrieval Augmented Generation, Data Science, LLM Prompt Engineering, Data Engineering, Web Scraping, etc.. I hold a degree in Master of Science (MS), Master of Engineering (MEng), Bachelor of Computer Science (BCompSc). Some of the notable projects I’ve worked on include: Build RAG chatbot for customer service, DataFuel.dev, AIThumbnail.so. I am based in Lisbon, Portugal. I've successfully completed 3 projects while developing at Softaims.

I am a dedicated innovator who constantly explores and integrates emerging technologies to give projects a competitive edge. I possess a forward-thinking mindset, always evaluating new tools and methodologies to optimize development workflows and enhance application capabilities. Staying ahead of the curve is my default setting.

At Softaims, I apply this innovative spirit to solve legacy system challenges and build greenfield solutions that define new industry standards. My commitment is to deliver cutting-edge solutions that are both reliable and groundbreaking.

My professional drive is fueled by a desire to automate, optimize, and create highly efficient processes. I thrive in dynamic environments where my ability to quickly master and deploy new skills directly impacts project delivery and client satisfaction.

Main technologies

  • AI, Data Engineering and SaaS Platforms

    4 years

  • Retrieval Augmented Generation

    3 Years

  • Data Science

    3 Years

  • LLM Prompt Engineering

    1 Year

Additional skills

  • Retrieval Augmented Generation
  • Data Science
  • LLM Prompt Engineering
  • Data Engineering
  • Web Scraping
  • Python
  • Artificial Intelligence
  • SaaS Development
  • Supabase
  • Financial Trading
  • Finance
  • Keras
  • Amazon Web Services
  • MongoDB
  • Machine Learning
  • Data Analysis

Direct hire

Potentially possible

Previous Company

Feedzai

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Experience Highlights

Build RAG chatbot for customer service

Co-founded ChatNode.ai, an AI platform for automated customer service with RAG chatbots: - Built pipelines to scrape websites & PDFs into knowledge bases - Connected data to LLMs for accurate, context-aware responses - Developed APIs for seamless client integration - Scaled to thousands of users, cut support workload by 60% - Led engineering from MVP to acquisition

DataFuel.dev | Turn websites into LLM-ready data

Built an API that turns websites into LLM-ready data. I designed data pipelines for large-scale scraping, login handling, retries, and JSON exports. Developed scheduling features to support use cases like price tracking, competitor monitoring, and LLM training. Focused on speed, reliability, and simple integration for developers.

AIThumbnail.so | AI Youtube Thumbnail Maker

Created an AI tool that generates YouTube thumbnails in seconds. Developed features like face-swap, replica mode to copy proven styles, and credit-based packs for creators and agencies. Designed the backend, APIs, and automation to deliver fast, high-quality visuals that boost clicks and save hours for content creators.

Education

  • The University of Salford

    Master of Science (MS) in Robotics & Embedded Systems

    2016-01-01-2016-01-01

  • ESTIA Institute of technology

    Master of Engineering (MEng) in Mechatronics & Digital Design

    2013-01-01-2015-01-01

  • The University of Wolverhampton

    Bachelor of Computer Science (BCompSc) in Bachelor of honor in Applied Sciences

Languages

  • English
  • French

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