Fullstack Software Engineer IV

Hybrid Charlotte, NC

Our client seeks a Backend-focused Fullstack Software Engineer to accelerate delivery within the Emerging Digital organization. The role will support the ACE workflow application, which relies on Temporal workflows and a modern AWS-based architecture. The engineer will design, build, and maintain FastAPI services, implement Terraform-based infrastructure, and contribute to front-end features as needed. The position requires a senior, independent developer who can produce production-ready code and documentation.

Due to client requirements, applicants must be willing and able to work on a w2 basis. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.

Rate: $80.00 to $90.00/hr. w2

JN -082026-108383

• Design and develop robust asynchronous FastAPI services for form generation and validation, submission and persistence, user and project management, and integrations with AWS services including Bedrock, S3, DynamoDB, and RDS.
• Design and optimize PostgreSQL schemas, including JSONB queries, and apply SQLAlchemy ORM effectively.
• Implement error handling, logging, and observability with attention to reliability.
• Create and maintain pytest test suites targeting 80%+ coverage.
• Apply SOLID principles and clean code practices.
• Design and implement AWS infrastructure via Terraform, including Lambda, API Gateway with custom authorizers, RDS PostgreSQL, DynamoDB, VPC and security groups, private endpoints, S3, CloudFront, ALB, and CloudWatch monitoring.
• Establish Infrastructure-as-Code standards including Terraform Cloud, state management, and reusable modules.
• Collaborate using git workflows and CI/CD, and document architecture and services.

• 5+ years of AWS experience across Lambda, API Gateway, RDS, DynamoDB, and VPC.
• 3+ years of Terraform and Infrastructure-as-Code expertise, including security, networking, and cost optimization.
• Experience with API Gateway custom authorizers, VPC endpoints, Lambda cold-start optimization, and Layer management.
• 5+ years of Python development with 3+ years using FastAPI, Django, or similar async frameworks.
• Expertise with PostgreSQL, JSONB queries, async/await patterns, REST API design, and SQLAlchemy ORM.
• Experience with git workflows, pull requests, and CI/CD.
• Ability to work independently and deliver production-ready code with strong communication and documentation skills.
• Front-end experience, ideally with Angular.
• Temporal workflow development experience.

• Bachelor's degree in Computer Science, Engineering, or equivalent professional experience.

Recruitment Transparency Notice

Eliassen Group values transparency in our recruitment practices. Please be advised that Eliassen Group utilizes artificial intelligence (AI) tools as part of its initial application screening  and hiring process. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team ( View email address on us.fitly.work , View phone number on us.fitly.work) inviting you to complete a brief voice screening as part of your application process. These tools assist our hiring teams in different ways, including but not limited to, assistance in reviewing application materials to help identify candidates whose qualifications most closely match the requirements of the position. All AI-assisted evaluations and responses are reviewed by human recruiters before any hiring decisions are made. The use of AI in our process is intended to support fairness, efficiency, and consistency, and Eliassen Group takes measures to prevent bias or discrimination in connection with its hiring practices. By proceeding, you acknowledge, agree, and consent to Eliassen Group’s use of these tools, including AI tools, as part of the application and hiring process.

Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.

· When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.

· Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group.

If you have any indication of fraudulent activity, please contact View email address on us.fitly.work .

About Eliassen Group:

Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions. For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients’ capacity and accelerate meaningful outcomes. We are driven by a purpose to positively impact the lives of our employees, clients, consultants, and the communities we serve.

Eliassen is committed to building a diverse and inclusive team from a variety of backgrounds, perspectives, and skills. We are an Equal Opportunity and Affirmative Action Employer and all employment decisions are based on merit, performance, and business needs. Eliassen does not discriminate on the basis of race, color, gender identity or expression, sexual preference or orientation, sex (including pregnancy, childbirth, and related medical conditions), marital status, creed, religion, physical or mental disability, genetic information, military or veteran status, age, ancestry, national origin, citizenship status, prohibited criminal record inquiries of applicants and employees, or any other category protected by federal, state, or local laws.

Don’t miss out on our referral program! If we hire a candidate that you refer us to then you can be eligible for a $1,000 referral check!