KPG99 INC

Data Platform & Python Engineer (W2 or Own Corp Only)

⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is a Data Platform & Python Engineer contract in Los Altos, CA, offering a pay rate of "X" for "Y" duration. Requires strong Python, SQL, AWS, and backend API development skills, with 3-5 years of relevant experience.
🌎 - Country
United States
💱 - Currency
$ USD
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💰 - Day rate
Unknown
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🗓️ - Date
February 3, 2026
🕒 - Duration
Unknown
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🏝️ - Location
Hybrid
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📄 - Contract
W2 Contractor
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🔒 - Security
Unknown
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📍 - Location detailed
Los Altos, CA
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🧠 - Skills detailed
#Flask #EC2 #Data Ingestion #AWS S3 (Amazon Simple Storage Service) #MySQL #Data Pipeline #Data Lineage #React #Metadata #SQL (Structured Query Language) #Lambda (AWS Lambda) #Automation #FastAPI #Python #Plotly #ML (Machine Learning) #S3 (Amazon Simple Storage Service) #AWS (Amazon Web Services) #Visualization #API (Application Programming Interface)
Role description
Job Title: Data Platform & Python Engineer Location: Los Altos, CA – Hybrid (Only Local) Type: Contract (W2 or Own Corp Only) Role Overview Looking for a Python-focused Data Platform & Visualization Engineer to help optimize and scale data ingestion workflows from vehicles and simulations into AWS. The role is backend-heavy with some light frontend (dashboards/visualization) and requires strong collaboration and communication skills. Key Responsibilities • Build and maintain Python data ingestion pipelines handling large-scale vehicle, camera, and LiDAR data • Optimize data uploads to AWS S3 under bandwidth constraints • Improve and maintain queuing/orchestration logic for data transfer and processing • Develop backend APIs (FastAPI/Flask) and SQL-backed metrics systems • Build simple web-based dashboards to navigate, filter, and tag data (digital asset management) • Use AWS services (S3, EC2, Lambda) for automation, metadata, and processing • Collaborate closely with researchers and cross-functional teams Required Skills • Strong Python (data pipelines, services) • Strong SQL (Postgres/MySQL) • AWS experience (S3, EC2; Lambda preferred) • Backend API development (FastAPI/Flask) • Basic frontend/dashboard experience (React, Plotly, Vega) • 3–5 years of relevant experience (2+ years with strong projects considered) Nice to Have • ML experiment tracking, data lineage/provenance • Workflow orchestration frameworks • LLM-based automation or annotation tools Soft Skills (Very Important) • Strong communication & collaboration • Customer-service mindset, polished and personable • Self-starter, proactive, adaptable, detail-oriented