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Overnight Data Science Contract Jobs in Decatur, GA

ASRT

Program Manager - Data & Analytics

Atlanta, GA · On-site

... contract management oversight. This role will coordinate surveillance data management, statistics, data science, programming, enterprise data platforms, and monitoring and evaluation operations into ...

ASRT Inc

Program Manager - Data & Analytics

Atlanta, GA · On-site

... contract management oversight. This role will coordinate surveillance data management, statistics, data science, programming, enterprise data platforms, and monitoring and evaluation operations into ...

ArrowCore Group

Data Analyst

Marietta, GA · Remote

Title - Data Analyst Duration - Contract 6+ Months Location - Remote (US) What We Need: We're looking for a passionate Data Analyst for the Game Science & Insights (Analytics) team, to support two ...

Guidehouse

Data Engineer

Atlanta, GA · On-site

$53K - $88K/yr

... contract award What You Will Need: * U.S. Citizenship or Green Card is required and Must be able to OBTAIN and MAINTAIN a Federal or DHS "PUBLIC TRUST. * Bachelor's degree in Computer Science, Data ...

Cognixia

Data Entry (Part-Time)

Atlanta, GA · On-site

$16.25 - $22/hr

... AI/Data Science, Cloud migrations, Cyber-Security, and Engineering. * At Collabera you have 80 ... Timings :: 7am - 5:30pm Sat & Sun 20 hrs Duration:: 12 months Contract Qualifications Additional ...

Cognixia

Data Entry (Part-Time)

Atlanta, GA

$16.25 - $22/hr

... AI/Data Science, Cloud migrations, Cyber-Security, and Engineering. * At Collabera you have 80 ... Timings :: 7am - 5:30pm Sat & Sun 20 hrs Duration:: 12 months Contract Additional Information ...

Cognixia

Data Entry (Part-Time)

Atlanta, GA · On-site

$16.25 - $22/hr

... AI/Data Science, Cloud migrations, Cyber-Security, and Engineering. * At Collabera you have 80 ... Timings :: 7am - 5:30pm Sat & Sun 20 hrs Duration:: 12 months Contract Qualifications Additional ...

HD Supply

Manager, Data Analytics

Atlanta, GA · On-site

Marketing Science * Digital Analytics * Data Products * Decision Science * Executive Storytelling ... Typically requires overnight travel 20% to 50% of the time. Education and Experience * Typically ...

Bah

University - Data Scientist

Atlanta, GA · On-site

$62K - $141K/yr

As a Data Scientist, you will support analytics projects that help clients make datadriven ... as well as contract-specific affordability and organizational requirements. The projected ...

The Data Sherpas

Data Engineer - GCP

Atlanta, GA · Remote

$117K - $140K/yr

Work closely with data scientists and analysts to understand data needs and business goals ... This position is open to multiple engagement models, including Permanent/Full-Time, Contract, or ...

The Data Sherpas

Data Engineer - GCP

Atlanta, GA · On-site +1

$110K - $132K/yr

Work closely with data scientists and analysts to understand data needs and business goals ... This position is open to multiple engagement models, including Permanent/Full-Time, Contract, or ...

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Infographic showing various Overnight Data Science Contract job openings in Decatur, GA as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 13% Part Time, and 4% Contract. Highlights an 87% Physical, 3% Hybrid, and 10% Remote job distribution.

Data Scientist with Python AI/ML

Accord Technologies Inc.

Atlanta, GA • On-site

Contractor

Re-posted 21 days ago

Job description

Title : Data Scientist with Python AI/ML
Location: Atlanta, GA (Inperson interview needed)
Position type: W2 contract.
Job Description:

We are looking for a highly capable Technical Lead –Python & AI/ML with deep expertise in backend engineering, LLM-based applications, RAG architectures, and AI agent frameworks.
You will lead the design, development, and deployment of production-grade AI systems built on Python, modern LLM tooling, retrieval engines, embeddings, and vector databases.
This is a hands-on leadership role focused on building scalable and intelligent AI products.

Investment Banking and financial domain is needed.

Key Responsibilities

  • Lead the architecture and development of LLM-driven applications, AI agents, and RAG-based systems.
  • Provide technical guidance, conduct code reviews, and mentor junior team members.
  • Drive best practices in Python backend engineering, API development, and AI system design.

Backend Engineering (Python)

  • Build and maintain backend services using FastAPI or Flask.
  • Develop scalable API endpoints for AI applications, embeddings, and retrieval systems.
  • Ensure backend code quality, modularity, performance, and maintainability.

LLMs, RAG, and AI Agent Development

  • Build AI applications using: LangChain, LangGraph, Semantic Kernel, Haystack, LlamaIndex, AutoGen

•       Develop autonomous or semi-autonomous AI agents with tool calling and workflow graphs.

•       Implement Retrieval-Augmented Generation (RAG), embedding pipelines, chunking strategies, reranking, and grounding techniques.

•       Work with OpenAI SDK and other LLM providers (Anthropic, Azure OpenAI, Cohere, etc.).

•       Manage prompt engineering, prompt routing, safety guardrails, and evaluation metrics.

Data & Vector Search Engineering

•       Build data pipelines for indexing, embeddings, and retrieval workflows.

•       Work with SQL databases (PostgreSQL, MySQL, etc.) for metadata and application storage.

•       Work with vector databases such as: Redis, Postgres with pgvector, Elasticsearch, Neo4j, or others.

•       Implement and optimize search workflows using FAISS or similar similarity search libraries.

MLOps, Deployment & Observability

•       Deploy AI services using Docker, container orchestration, and cloud environments.

•       Implement monitoring for AI behavior, performance, error rates, and retrieval accuracy.

•       Set up CI/CD pipelines for backend and AI components.

•       Optimize inference cost, latency, and reliability.

Cross-Functional Collaboration

•       Collaborate with product, data engineering, and business teams to understand requirements.

•       Translate business problems into scalable AI architectures and deliver practical solutions.

•       Communicate technical decisions, trade-offs, and progress to stakeholders.

Required Qualifications

•       Bachelor’s/Master’s degree in Computer Science, AI/ML, Data Science, or related fields.

•       10+ years of experience in Python backend development.

•       Strong proficiency in FastAPI or Flask.

•       Strong working knowledge of SQL databases (Postgres, MySQL, etc.).

•  Hands-on expertise with vector databases:
Redis, Postgres/pgvector, Elasticsearch, or Neo4j.

•       Practical experience with FAISS for similarity search.

•       Hands-on experience with modern LLM frameworks:
LangChain, LangGraph, Semantic Kernel, Haystack, LlamaIndex, AutoGen.

•       Strong understanding of:

  • Embeddings & vector search
  • RAG pipelines
  • Retrieval optimization
  • Chunking strategies
  • Document loaders & indexing

•       Experience building AI apps using OpenAI SDK or similar.

•       Experience deploying APIs/services using Docker and cloud environments.

•       Leadership experience: guiding teams, conducting reviews, driving architecture decisions.