[Remote] Mid-Level Software Engineer – Python, AWS, and Modeling
Note: The job is a remote job and is open to candidates in USA. Core4ce is hiring a backend-focused Software Engineer to support a modeling and decision-support application for the Defense Health Agency. The role focuses on designing Python services, APIs, data and simulation pipelines, cloud-native workflows, and backend functionality across the software development lifecycle.
Responsibilities
- Own software features from initial design through implementation, testing, deployment, and ongoing improvement
- Design and build Python services, APIs, data-processing workflows, and simulation capabilities
- Develop modeling logic in collaboration with subject-matter experts and integrate that logic into a production application
- Build and maintain cloud-native workflows using AWS services such as Lambda, Step Functions, SQS, and S3
- Work with different compute and deployment models based on performance, scalability, and security needs
- Design and maintain data pipelines that ingest, validate, transform, enrich, and publish source data
- Develop APIs and backend application functionality using Python and FastAPI
- Work with PostgreSQL, SQLAlchemy, and Alembic to design schemas and manage database changes
- Contribute to a Next.js frontend when needed, while primarily focusing on backend and platform development
- Build and maintain automated delivery workflows using GitLab CI/CD and GitHub Actions
- Package and deploy applications using Docker
- Apply DevSecOps practices such as automated testing, code review, dependency management, security scanning, observability, and infrastructure as code
- Participate in architectural and technical design decisions
- Demonstrate completed capabilities to users and incorporate their feedback into future development
- Diagnose challenging technical problems across application code, data, infrastructure, and deployment environments
- This position is designed to be flexible, with responsibilities evolving to meet business needs and enable individual growth
Skills
- Approximately 3–5 years of professional software engineering experience, or equivalent demonstrated ability
- Ability to obtain and maintain a Secret clearance
- Strong professional experience developing production software in Python
- Experience designing backend services, APIs, data-processing systems, or other complex software
- Working knowledge of relational databases and SQL
- Experience with automated testing, source control, code review, and modern software engineering practices
- Ability to independently own features while collaborating effectively with engineers, users, and subject-matter experts
- Ability to communicate technical decisions and demonstrate working software to users
- Experience with AWS, particularly Lambda, Step Functions, SQS, S3, or comparable cloud services
- Experience building cloud-based data pipelines
- Experience with FastAPI or a similar Python web framework
- Experience with PostgreSQL, SQLAlchemy, and Alembic
- Experience designing distributed, asynchronous, or event-driven systems
- Experience with Docker and containerized application development
- Experience creating CI/CD pipelines with GitLab CI/CD or GitHub Actions
- Familiarity with infrastructure as code, application observability, and automated security scanning
- Experience with TypeScript, React, or Next.js
- Experience working directly with users to refine requirements and demonstrate software
- Experience translating domain-expert knowledge into maintainable software logic
- Experience with discrete-event simulation, SimPy, mathematical modeling, operations research, or other analytical modeling techniques
- Familiarity with Kubernetes or another container-orchestration platform
Benefits
- Comprehensive medical, dental, and vision coverage—employee portion paid 100% by Core4ce
- Unlimited access to training and certifications, with no pre-set cap on eligible professional development
- Tuition assistance for job-related degrees and courses
- Paid parental leave
- PTO that grows with tenure
- Generous holiday schedules
- At Core4ce, The Forge gives every employee the chance to propose bold innovations and help bring them to life with internal backing
Company Overview