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# Sr. Backend Software Developer

- **Company:** Arena Technical Resources
- **Location:** Sterling, VA, United States (Remote available)
- **Experience:** Expert
- **Salary:** $187,200.0 - $208,000.0
- **Contract:** Permanent contract
- **Skills:** Amazon Web Services, User Authentication, Cloud Computing, Cloud Engineering, Data Integrity, PostgreSQL, Software Architecture, SQLAlchemy, Backend, Containerization, Kubernetes, AWS Fargate, Amazon Simple Queue Service (SQS), Docker, Microservices
- **Published:** June 20, 2026
- **Apply:** https://www.juju.com/job/00000000g9g9g1

## About the Role

We are seeking a highly experienced and skilled SeniorBackend Engineer

to join our team. The ideal candidate will possess a deep understanding

of backend architecture, microservices, and cloud-native deployments,

with a proven track record of delivering robust and scalable

solutions. This role requires an individual who can thrive in

environments with evolving requirements and limited documentation,

demonstrating strong problem-solving and independent work, 10+ years of professional experience in building and deploying

microservice applications, including experience with case management

systems and user authentication.

 - Expert-level proficiency inPython, including extensive experience

withFastAPI, SQLAlchemy, andAlembic.

 - Proven experience deploying backend microservices for public

applications using AWS tools like ECS or EKS.

 - Strong expertise in PostgreSQL database design, optimization, and

administration.

 - Proficiency in containerization technologies (Docker) and

orchestration platforms (Kubernetes).

 - In-depth knowledge and hands-on experience with AWS services,

including ECS, ECR, Fargate, SQS, and Secrets Manager.

 - Demonstrated ability to work effectively with vague requirements and

limited documentation, translating business needs into technical

solutions.

 - Proficiency inLinuxenvironments.

 - Excellent problem-solving, analytical, and communication skills.

Education:

Bachelor's degree is required

## Description

Design, develop, and maintain highly scalable and performant

microservice applications, including complex case management systems

with secure user authentication.

 - Lead the development of backend services usingPython, leveraging

frameworks such asFastAPI, and managing database migrations with

SQLAlchemyandAlembic.

 - Manage and optimizePostgreSQLdatabases, ensuring data integrity,

performance, and scalability.

 - Implement and maintain containerized applications usingDockerand

orchestrate deployments withKubernetes.

 - Architect and manage cloud infrastructure onAWS, utilizing services

likeECS, ECR, Fargate, SQS, and Secrets Manager.

 - Work effectively with ambiguous requirements, demonstrating the

ability to independently define solutions and drive projects

forward.

 - Troubleshoot and resolve complex production issues across various

system components and environments.

 - Contribute to architectural discussions and guide the technical

direction of backend systems.


## Related Videos

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- [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered)
- [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock)
- [Backstage in Practice: Offloading Developer Operational Work Through Platform Self-Service](https://www.wearedevelopers.com/videos/1922-backstage-in-practice-offloading-developer-operational-work-through-platform-self-service)
- [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape)
- [Discover the open source trio you didn’t expect: .NET and PostgreSQL on Linux](https://www.wearedevelopers.com/videos/2042-discover-the-open-source-trio-you-didn-t-expect-net-and-postgresql-on-linux)

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