Senior Full Stack Developer
Remote
We are seeking a Senior Full Stack Developer to support a federal cloud modernization and product development effort focused on scalable, secure, cloud-native applications hosted in AWS.
This is a remote opportunity supporting ongoing application modernization, technology migration, and product enhancement initiatives. The Senior Full Stack Developer will collaborate with client stakeholders, solution architects, product owners, UX designers, platform engineers, business analysts, and cross-functional technical teams to design, build, test, and deploy resilient software solutions.
The ideal candidate has strong hands-on experience with Python and JavaScript, modern web frameworks, RESTful APIs, microservices, cloud-native development, and AWS-based application delivery. Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI, Falcon, SQLAlchemy, React, Svelte, Angular, or similar technologies may also be considered.
Responsibilities include:
Designing, developing, testing, and deploying full-stack applications in an AWS cloud environment
Building secure, scalable, and resilient software solutions using Python, JavaScript, and modern frameworks
Developing RESTful APIs, microservices, and API-first application components
Supporting modernization, migration, and enhancement of existing applications and platforms
Collaborating with architects, product owners, UX designers, platform engineers, and business stakeholders
Creating demonstrations, prototypes, and technical solutions to address client needs
Participating in Agile development activities, code reviews, troubleshooting, and deployment support
Contributing to best practices around cloud-native development, containerization, security, performance, and maintainability
Required Qualifications:
6+ years of relevant full-stack software development experience
Bachelor’s degree preferred; 10 years of relevant experience may be considered in lieu of a degree
Strong professional experience with Python
Strong professional experience with JavaScript and modern frontend development
Experience developing RESTful APIs and working with microservices or API-first architectures
Experience building or supporting cloud-native applications in AWS
Experience with modern development practices, version control, testing, and Agile delivery
Ability to collaborate with technical and non-technical stakeholders in a remote, client-facing environment
Preferred Qualifications:
Experience with Django and Vue.js
Experience with Flask, FastAPI, Falcon, SQLAlchemy, React, Svelte, or Angular
Experience with PostgreSQL or other relational databases
Experience with Docker, Kubernetes, ECS, or other containerization/orchestration technologies
Experience supporting federal, public sector, financial services, or lending-related platforms
Experience with application modernization, cloud migration, or product development initiatives
System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.
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Ref: #851-Rockville-S1
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