Python Jobs in USA

The Senior Developer will support the modernization of federal statistical systems with AWS-native application development in Python. Responsibilities include designing and maintaining backend services, translating legacy logic into modern architectures, writing complex SQL, supporting production workflows, and documenting technical processes. This is a fully remote role with occasional in-person meetings in Bethesda, MD, and requires a dependable developer who communicates clearly and thrives in a distributed environment.

Key Responsibilities :

Develop backend services and containerized APIs using Python within AWS (Lambda, ECS / EKS, or similar).Build and maintain AWS-native components including Lambda, S3, RDS, API Gateway, Step Functions, and EventBridge / CloudWatch.

Build and maintain data processing workflows using AWS Glue, including jobs, crawlers, and integrations with S3 and relational data sources.

Write and optimize complex SQL queries for relational databases.Analyze legacy SAS-based processing logic and numerical / statistical algorithms to support modernization and knowledge transfer.Document workflows, algorithms, and system behavior using flowcharts (Visio or similar) and clear pseudo code.Support production operations, including scheduled processing, monitoring, log troubleshooting, and resolving backend issues.Collaborate with senior staff, statisticians, and SAS developers to understand backend processes, algorithms, and dependencies.Participate in Agile routines, code reviews, design discussions, and provide consistent communication in a remote environment.

Hands-on experience with AWS Glue for ETL, data transformation, or data pipeline orchestration.

Restrictions

• Telecommuting is OK
• No Agencies Please

Requirements

5+ years Python development experience (backend systems, APIs, data processing).4+ years hands-on AWS development experience with serverless and / or containerized services.3+ years experience with relational databases and complex SQL.Experience with Visio or similar tools for system diagrams and flowcharts.Ability to write structured pseudo code describing algorithms and business rules.Experience developing or supporting containerized applications (Docker) preferred.Experience analyzing or implementing mathematical / statistical algorithms preferred.Strong analytical and troubleshooting skills with experience supporting production environments.Effective communication and reliability in a fully remote environment.Ability to review legacy logic and translate it into modern, maintainable solutions.Translate and modernize legacy SAS-based statistical processing into Python-based backend services.Design and support multi-step backend workflows using AWS-native orchestration (e.g., Step Functions, event-driven patterns).Support auditability and knowledge transfer by clearly documenting backend logic and data flows.Must be a U.S. Citizen due to federal contract security requirements.

About the Company

Illumen is a solutions-driven technology and professional services company supporting federal government customers across data, engineering, analytics, and mission-critical operations. We work alongside our clients to solve complex problems, modernize systems, and deliver practical, high-impact solutions that actually get used.

We are not a staffing firm. Our teams are hands-on, embedded partners who take ownership of the workfrom architecture and implementation to long-term sustainability. We value clear thinking, accountability, and building systems that are reliable, secure, and scalable.

Illumen supports customers across multiple federal agencies and programs, often operating in highly regulated environments. This means our work emphasizes data integrity, compliance, and thoughtful engineering decisions, while still moving quickly and pragmatically.

Culturally, Illumen is a collaborative, low-ego environment. We hire people who care about doing good work, communicating clearly, and continuously improving how things are built. Team members are trusted to own their work, contribute ideas, and grow their skills while supporting real missions with real impact.

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