Sr. Software Engineer - AI

W2 Only (No C2C)

Clearance Required: Public Trust

Terms: 6+ Months Contract

Job Summary:

As a Senior Full Stack Software Developer you play the central role in driving innovation and using technology to drive connections through a multi-channel experience. In this role you will be working on a multi-agentic LLM/Generative AI application leveraging RAG architecture. If you have an incredible passion for innovative technology and enjoy working with clients, this is the place for you. You should have experience with common development tools, techniques and numerous programming languages. All team members are very dynamic with experience delivering end-to-end solutions, skilled in front-end, back-end and cloud technologies.

Working here means applying a passion for meaningful work with intellectual rigor to help solve the leading issues of our day. Smart, compassionate, innovative, committed, employees tackle unprecedented challenges to benefit people, businesses, and governments around the globe. We believe in collaboration, mutual respect, open communication, and opportunity for growth.

Essential Functions:

• Stay up to date on assigned specialties, work on expanding to others.
• Conduct thorough code reviews, implement unit and integration tests, and ensure code quality.
• Bring new ideas, tools, services, and techniques to the group.
• Use analytical thinking to make decisions based on facts and metrics whenever possible.
• Be willing to step up and lead initiatives at, or slightly above your title.
• Work harmoniously with all technology team members.
• Develop and follow coding standards.
• Demonstrate a desire to learn and accept new challenges within and outside of team.
• Foster asynchronous communication approaches and thrive in remote working environment.
• Expected to own efforts and components of larger projects.

What you must have:

• Bachelor's degree (e.g., computer science, management information systems, mathematics) or equivalent experience.
• 5+ years of experience in full stack software engineering with an excellent understanding of best practices, design patterns, clean code, and unit/integration testing.
• 3+ years with NodeJS development experience including development of REST APIs with frameworks such as Express or NextJS.
• 3+ years experience with Frontend development with React or NextJS.
• 2+ years experience with Python.
• 2+ years experience working in the AWS cloud with a good understanding of AWS services and cloud application development.
• 2+ years of experience writing and debugging SQL queries and building applications that integrate with relational databases such as PostgreSQL.
• 2+ years experience with ORM technologies such as TypeORM.
• 2+ years experience with Agile and Scrum methodologies, including sprint planning, stand-ups, and retrospectives.
• 2+ years experience writing unit and integration tests and monitoring code coverage metrics.
• MUST RESIDE in the United States (U.S.), and the work MUST BE PERFORMED in the United States (U.S.), as this work is for a federal contract and laws do apply.
• Must be US Citizen due to a Federal contract requirements.

What we would like you to have:

• Understanding of LLM technologies and building applications using Generative AI.
• Serverless and event driven application development experience.
• AWS certifications.
• Containers, ECS, and microservice architecture experience.
• Some experience working with DevSecOps tools such as Infrastructure as Code (Iac), Configuration as Code (CaC), and CI/CD pipelines.
• Strong communication skills both written and verbal.

About Seneca Resources:

At Seneca Resources, we are more than just a staffing and consulting firm—we’re a trusted partner in your career journey. With clients ranging from Fortune 500 companies to government agencies, we match professionals with impactful roles that align with their skills and ambitions.

When you work with Seneca, you receive:

Competitive compensation and benefits

Comprehensive health, dental, and vision insurance

401(k) retirement plans

A dedicated team that advocates for your success and growth

We invest in your future and celebrate your accomplishments.

Seneca Resources is an Equal Opportunity Employer. We are committed to building a diverse, inclusive workplace and welcome applicants from all backgrounds, experiences, and identities to apply.