Sr. AI Software Engineer

We are partnering with a top-tier Orange County enterprise financial services organization undergoing a major AI-driven platform transformation. This is a high-impact opportunity to build production-grade GenAI systems that power real-world decisioning, workflows, and analytics at scale. We're looking for a Senior AI Software Engineer who thrives at the intersection of LLMs, cloud architecture, and full-stack development. You'll play a key role in designing and delivering production-ready AI applications-not prototypes. This is a W2 Contract Opportunity NO C2C options

Responsibilities:

Build production-grade GenAI applications used by real users and business teams Design and implement RAG pipelines and multi-agent AI systems Develop scalable Python microservices and APIs Create modern React-based user interfaces for AI-driven workflows Architect and deploy cloud-native solutions (AWS/Azure) Build document ingestion pipelines and intelligent data processing systems Develop LLM evaluation and monitoring frameworks (LLMOps) Drive system performance, scalability, and reliability

Tech Stack Languages:

Python, JavaScript Frontend:

React (or similar frameworks)

Cloud:

AWS and/or

Azure AI/ML:

OpenAI, Llama, modern LLM stacks

Data:

MongoDB, CosmosDB, PostgreSQL, Snowflake Infra:

Terraform, Bicep, Azure

CLI, CDK

Tools:

Docker, Redis, Git, CI/CD pipelines Must Have Experience 7+ years of full-stack software development (strong Python focus) Recent (last 2-3 years) production-level GenAI experience (required) Hands-on experience building RAG systems and LLM-powered applications Experience designing scalable APIs, microservices, and distributed systems Strong experience with cloud platforms (AWS and/or Azure) Frontend experience with React or modern JS frameworks Job Type & Location This is a Contract position based out of Newport Beach, CA. Pay and Benefits The pay range for this position is $75.00 - $90.00/hr. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: Medical, dental & vision Critical Illness, Accident, and Hospital 401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available Life Insurance (Voluntary Life & AD&D for the employee and dependents) Short and long-term disability Health Spending Account (HSA) Transportation benefits Employee Assistance Program Time Off/Leave (PTO, Vacation or Sick Leave) Workplace Type This is a fully onsite position in Newport Beach,CA. Application Deadline This position is anticipated to close on May 22, 2026. About TEKsystems We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company. The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law. About TEKsystems and TEKsystems Global Services We're a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We're a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We're strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We're building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com. The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance:

Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector:

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability. Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.