u
usmanashraf405

Usman A.

@usmanashraf405
5,0(3)

Helping SMEs with Data and AI

Paquistão
Inglês
Algumas informações são exibidas no idioma inglês.
Sobre mim
Welcome to the world of Data and AI! 🚀 I help SMEs go from scattered data to production-ready AI. Google Certified Data Engineer with 7+ years shipping for brands like Nike, Under Armour, and high-growth startups. Here's what I offer: ✅ RAG pipelines for LLMs and AI agents ✅ Marketing attribution pipelines (Meta, LinkedIn, GA4) ✅ Data warehouses on Snowflake, BigQuery, Redshift ✅ AI integrations (OpenAI, Gemini, Claude) ✅ ETL with Airflow, dbt, Fivetran Drop me a message, let's turn your data into an unfair advantage.... Saiba mais

Habilidades

u
usmanashraf405
Usman A.
offline • 
Tempo médio de resposta: 17 horas

Conheça meus serviços

Armazenagem de dados
I will migrate your data warehouse to snowflake, bigquery or redshift
5,0(1)
A partir deUS$ 350 /projetoMais detalhes
Armazenagem de dados
I will build a complete data warehouse using snowflake or bigquery
A partir deUS$ 300 /projetoMais detalhes

Portfólio

Experiência profissional

Senior Data Engineer

Scout • Freelance

Feb 2025 - Feb 2026 • 1 yr

Led a large-scale data migration from PostgreSQL to Snowflake that cut infrastructure costs dramatically while improving performance. - Migrated 250 million records from PostgreSQL to Snowflake using clustering strategies, preserving all table relationships and referential integrity. - Reduced monthly database spend from $4,000 to $40 by moving analytical workloads off PostgreSQL and leveraging Snowflake's columnar architecture. - Cut warehouse processing time from 84 hours to 2 hours through query optimization and proper table clustering. - Implemented Elasticsearch infrastructure to automate search and indexing for a rapidly scaling dataset. - Ensured smooth production operation as the platform's data volume continued to grow.

3 Avaliações
5,0

(3)
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Classificação detalhada
  • Nível de comunicação do freelancer
    5
  • Qualidade da entrega
    5
  • Valor da entrega
    5
1-3 fora das 3 avaliações
Ordenar por
Mais relevante
    M

    murphy570

    US

    Estados Unidos

    5

    Professional and reliable service for data warehouse migration. Smooth transition, fast delivery, and excellent optimization for Snowflake, BigQuery, and Redshift. Highly recommended!

    Até US$ 50

    $

    5 dias

    Tempo

    gig

    Armazenagem de dados

    Útil?
    Sim
    Não
    A
    image-docs

    amali200

    LK

    Sri Lanka

    5

    Had an amazing experience with Usman! He communicated very clearly from the start and understood the requirements completely before jumping to a solution. The integration was completed successfully and the results are looking quite promising. I would highly recommended him for ChatGPT and OpenAI integration needs and will be hiring him again soon!

    Até US$ 50

    $

    3 dias

    Tempo

    Útil?
    Sim
    Não
    F
    image-docs

    fahadr123

    PK

    Paquistão

    5

    It was an amazing experience with Usman and I would definitely hire him for my other projects. His communication was very clear throughout the project and delivered exactly what we were looking for. In fact, he even resolved some existing issues with our script. Highly recommended guy for ChatGPT Integration and other AI needs!

    Até US$ 50

    $

    2 dias

    Tempo

    Útil?
    Sim
    Não