Fullstack Software Engineer IV
Charlotte, NC
Category: Development
Industry: Energy
Reference ID: JN -082026-108383
Date Posted: 08/24/2026
Shortcut: http://careers.eliassen.com/POujBG
Description:
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
Responsibilities:
- 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.
Experience Requirements:
- 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.
Education Requirements:
- Bachelor's degree in Computer Science, Engineering, or equivalent professional experience.
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.
W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.
If anyone reaches out to you about an open position connected with Eliassen Group, please ensure that you are working directly with us by confirming the following:
· 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 fraud@eliassen.com.
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Eliassen Group is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status. Eliassen Group’s Affirmative Action Plan (AAP) is available for inspection by any employee or applicant for employment upon request, during normal business hours of Monday through Friday, 8:30am to 5:30pm EST. Interested persons should contact Phaedra Wells at pwells@eliassen.com for assistance. It is unlawful in Massachusetts and Maryland 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.
Applicants with disabilities that believe they require an accommodation or assistance with a position, please email our HR team at hradmin@eliassen.com. This email inbox is designed exclusively to assist job seekers whose disability prevents them from being able to apply online. Emails sent for other purposes will not receive a response.
Please be advised that a number of fraudulent job postings have been released under the Eliassen Group brand.
Unfortunately, fraudulent job postings can happen. If anyone reaches out to you about an open position connected with Eliassen Group, never provide personal or financial information to anyone who is not clearly associated with Eliassen Group
If anyone seemingly from Eliassen Group has ever requested this personal information in the past or does so in the future, please contact fraud@eliassen.com.
Please ensure that you are working directly with us by confirming the following:
- 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, as indicated above