Senior Full Stack Developer (Angular + Python)
Pittsburgh , Pennsylvania
Experience: 0
Category: Information Technology
Contractor Work Model: Onsite
Brand: System One
Job ID: 376716
Date Posted: 07/13/2026
Shortcut: http://jobs.systemone.com/UMyV7e
Job Title: Senior Full Stack Developer (Angular + Python)
Location: Chicago, IL
Type: Contract
Compensation: $55
Work Model: Onsite – onsite/Remote
Hours: 40.0
Responsibilities
- Design and implement frontend components using Angular, including component architecture, modules, lazy loading, standalone components, and reusable design systems.
- Manage state with NgRx or Angular Signals, employing reactive patterns with RxJS, and designing service-layer interactions.
- Optimize performance through change detection tuning, AOT compilation, and testing with Jasmine, Jest, or Cypress, ensuring accessibility standards are met (WCAG).
- Develop backend APIs with Python FastAPI, including RESTful endpoint creation, Pydantic models, dependency injection, and OpenAPI documentation.
- Implement async/await patterns, background tasks, caching, and rate limiting for performance enhancements.
- Manage security and authentication using JWT/OAuth2, middleware, CORS, and coordinate input validation following OWASP guidelines.
- Design and model PostgreSQL schemas, implement normalization, indexing strategies, migrations with Alembic, and optimize queries using EXPLAIN ANALYZE, CTEs, window functions.
- Utilize SQLAlchemy for ORM and transaction management, ensuring transaction isolation and connection pooling.
- Work with AWS cloud services, including serverless architecture, Lambda functions, SNS/SQS messaging, data pipelines with AWS Glue ETL, S3, and IAM security.
- Participate in sprint planning, issue estimation, risk escalation, stakeholder communication, and collaborate across product, QA, and DevOps teams.
Requirements
- Proven experience with Angular 15+ including NgRx, RxJS, Angular Signals, and TypeScript.
- Strong backend development skills with Python 3.10+, FastAPI, Pydantic, SQLAlchemy, and API design principles.
- Hands-on experience with PostgreSQL, including schema design, indexing, query optimization, and migrations using Alembic.
- Knowledge of AWS cloud services such as Lambda, Glue, SNS, SQS, S3, and CloudWatch.
- Experience implementing security and authentication with JWT and OAuth2.
- Familiarity with performance tuning, accessibility standards, and testing frameworks like Jasmine, Jest, and Cypress.
- Excellent collaboration, mentoring, and communication skills in a team environment.
- Bachelor’s degree in Computer Science, Information Technology, or related field preferred.
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.
#M-
#LI-
Ref: #404-IT Pittsburgh
-
Senior Full Stack Developer (Angular + Python)
Pittsburgh , Pennsylvania
Job Title: Senior Full Stack Developer (Angular + Python) Location: Chicago, IL Type: Contract Compensation: Open Work Model: Onsite – onsite/Remote Hours: 40.0 Responsibilities Design and implement frontend components using Angular, including componen...
Date Posted: 07/13/2026 Recommended
-
Senior Application Developer (AWS/Python) onsite
Washington, DC
Senior Application Developer (AWS/Python) Washington, DC – 100% Onsite Per Federal contract U.S. citizenship is required Must be able to obtain Public Trust clearance W2 or C2C Application Deadline: 9/10 Core Responsibilities: Development & Infrastruct...
Date Posted: 08/28/2026 Recommended
-
Senior AWS Full Stack Software Engineer
Pittsburgh , Pennsylvania
Job Title: Senior AWS Full Stack Software Engineer Location: Knoxville, TN, Columbia SC or Lafayette, LA or Birmingham, AL Description: Senior AWS Full Stack Software Engineer to develop, modernize, and support enterprise applications within a large sc...
Date Posted: 08/28/2026 Recommended
-
AWS Java Full Stack Developer with Python
Pittsburgh , Pennsylvania
AWS Java Full Stack Developer with Python Full-time Hybrid – Lafayette, LA | Birmingham, AL | Columbia, SC | Knoxville, TN Position Overview Seeking an AWS Java Full Stack Developer with Python to support development, modernization, and enhancement of ...
Date Posted: 08/28/2026 Recommended
-
AWS Java Full Stack Developer with Python
Pittsburgh , Pennsylvania
AWS Java Full Stack Developer with Python Full-time Hybrid – Lafayette, LA | Birmingham, AL | Columbia, SC | Knoxville, TN Position Overview Seeking an AWS Java Full Stack Developer with Python to support development, modernization, and enhancement of ...
Date Posted: 08/28/2026 Recommended
-
Application Integration Engineer
McLean, VA
Application Integration Engineer Security Clearance: US Citizenship and the ability to obtain a public trust Responsibilities Responsibility 1: Implement application integration capabilities in support of a large-scale platform modernization program de...
Date Posted: 08/25/2026 Recommended
-
Senior Full Stack Developer
McLean, VA
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 s...
Date Posted: 06/22/2026 Recommended
-
Lead Full-Stack Developer
McLean, VA
Lead Full-Stack Developer Remote This role supports a federal client and requires the ability to obtain a public trust clearance. No sponsorship is available. We are seeking a Lead Full-Stack Developer to support a major federal modernization initiativ...
Date Posted: 06/22/2026 Recommended
-
Software Developer
McLean, VA
Software Developer Practice: Software Development & Support / Digital Company: Guidehouse Location: Remote Security and Work Authorization Requirements • Must be able to obtain and maintain a Federal or Department of Defense Public Trust. • Candidates ...
Date Posted: 08/25/2026 Recommended
-
Full Stack Developer
Pittsburgh , Pennsylvania
Job Title: Full Stack Developer Location: Dallas or Plano, Texas. No.Openings: 3 Description: Full Stack Developer Position Description We're growing rapidly and are looking for Full Stack Developers to join our Telecommunications Sector. We're a close...
Date Posted: 08/04/2026 Recommended
-
Python Full Stack Developer (TS/SCI clearance)
Suitland, Maryland
Python Full Stack Developer Suitland, MD – 2-3 days/week onsite TS/SCI clearance is required Stack: Python/Django, React/Next.js, PostgreSQL/Aurora, AWS (multi-partition), Terraform, GitLab CI/CD, Keycloak We are standing up a small, elite development ...
Date Posted: 07/20/2026 Recommended
-
Senior API Platform Software Engineer
Pittsburgh , Pennsylvania
Senior API Platform Software Engineer Fulltime Hybrid – Knoxville, TN | Columbia, SC | Lafayette, LA | Birmingham, AL Position Overview Seeking a Senior API Platform Software Engineer to build and enhance backend services, APIs, and API platform capabi...
Date Posted: 08/28/2026 Recommended
-
Senior AWS Full Stack Engineer
Pittsburgh , Pennsylvania
Senior AWS Full Stack Engineer Full-time Hybrid – Knoxville, TN | Columbia, SC | Lafayette, LA | Birmingham, AL Position Overview Seeking a Senior AWS Full Stack Engineer to develop cloud-based enterprise applications across frontend, backend, database...
Date Posted: 08/28/2026 Recommended
-
Senior AWS Data Engineer
Pittsburgh , Pennsylvania
Job Title: Senior AWS Data Engineer Location: Knoxville, TN, Columbia SC or Lafayette, LA or Birmingham, AL Description: Senior AWS Data Engineer to support the development, enhancement, and maintenance of enterprise risk analytics applications within ...
Date Posted: 08/28/2026 Recommended
-
Senior AWS Full Stack Software Engineer
Pittsburgh , Pennsylvania
Senior AWS Full Stack Software Engineer Full-time Hybrid – Knoxville, TN | Columbia, SC | Lafayette, LA | Birmingham, AL Position Overview Seeking a Senior AWS Full Stack Software Engineer to develop scalable cloud-based enterprise applications using J...
Date Posted: 08/28/2026 Recommended
-
Senior AWS Data Engineer
Pittsburgh , Pennsylvania
Senior AWS Data Engineer Full-time Hybrid – Lafayette, LA | Knoxville, TN | Birmingham, AL | Columbia, SC Position Overview Seeking a Senior AWS Data Engineer to develop, enhance, and maintain enterprise risk analytics applications in a financial servi...
Date Posted: 08/28/2026 Recommended
-
Java API Tech Lead
Pittsburgh , Pennsylvania
Job Title: Java API Tech Lead Location: Pittsburgh, Pennsylvania Type: Contract To Hire Compensation: $70.00 - $10,000.00 Work Model: Onsite – onsite Hours: 40.0 Security Clearance: Not specified Overview Leave placeholder text here for recruiter to in...
Date Posted: 06/29/2026 Recommended
-
Senior Java Full Stack Engineer (AWS Cloud Migration)
Reston, Virginia
Senior Java Full Stack Engineer (AWS Cloud Migration) Location: Reston, VA (Hybrid) Type: Contract through December 2026 (potential extension) Schedule: 40 hours/week Local Candidates: DMV area only. Must be available for onsite meetings in Reston appr...
Date Posted: 09/03/2026 Recommended
-
AWS Data Engineer
McLean, VA
Job Title: AWS Data Engineer Location: McLean, VA Type: Contract-to-Hire Compensation: $150,000.00 - $170,000.00 Work Model: Remote – offsite Security Clearance: US Citizen with the ability to obtain a public trust System One is looking for a strong AW...
Date Posted: 09/01/2026 Recommended
-
Senior AWS Full Stack Engineer
Reston, Virginia
Job Title: Senior AWS Full Stack Engineer Location: Knoxville, TN, Columbia SC or Lafayette, LA or Birmingham, AL Description: Senior AWS Full Stack Engineer to join a team supporting enterprise applications within the financial services industry. This...
Date Posted: 08/31/2026 Recommended
-
Senior AWS Full Stack Engineer
Plano, Texas
Job Title: Senior AWS Full Stack Engineer Location: Knoxville, TN, Columbia SC or Lafayette, LA or Birmingham, AL Description: Senior AWS Full Stack Engineer to join a team supporting enterprise applications within the financial services industry. This...
Date Posted: 08/28/2026 Recommended
-
Senior AWS Full Stack Engineer
Columbia, South Carolina
Job Title: Senior AWS Full Stack Engineer Location: Knoxville, TN, Columbia SC or Lafayette, LA or Birmingham, AL Description: Senior AWS Full Stack Engineer to join a team supporting enterprise applications within the financial services industry. This...
Date Posted: 08/31/2026 Recommended
-
Senior API Platform Software Engineer
Columbia, South Carolina
Job Title - Senior API Platform Software Engineer Locations: Lafayette, LA | Knoxville, TN | Birmingham, AL | Columbia, SC Work Arrangement: Hybrid Employment Type: Full time Experience Required: 5+ years Position Overview We are seeking a Senior API P...
Date Posted: 08/28/2026 Recommended
-
Senior API Platform Software Engineer
Birmingham, Alabama
Job Title - Senior API Platform Software Engineer Locations: Lafayette, LA | Knoxville, TN | Birmingham, AL | Columbia, SC Work Arrangement: Hybrid Employment Type: Full time Experience Required: 5+ years Position Overview We are seeking a Senior API P...
Date Posted: 08/28/2026 Recommended
-
Senior API Platform Software Engineer
Lafayette, Louisiana
Job Title - Senior API Platform Software Engineer Locations: Lafayette, LA | Knoxville, TN | Birmingham, AL | Columbia, SC Work Arrangement: Hybrid Employment Type: Full time Experience Required: 5+ years Position Overview We are seeking a Senior API P...
Date Posted: 08/28/2026 Recommended
-
Senior API Platform Software Engineer
Knoxville, Tennessee
Job Title - Senior API Platform Software Engineer Locations: Lafayette, LA | Knoxville, TN | Birmingham, AL | Columbia, SC Work Arrangement: Hybrid Employment Type: Full time Experience Required: 5+ years Position Overview We are seeking a Senior API P...
Date Posted: 08/28/2026 Recommended
-
AWS Cloud DBA
McLean, VA
Job Title: AWS Cloud DBA Location: McLean, VA Type: Long-term contract Work Model: Remote Hours: 40.0 Security Clearance: Ability to obtain a Federal Public Trust clearance Contact: Crystal.dinnocenti@systemone.com RESPONSIBILITIES Design, deploy, and ...
Date Posted: 06/22/2026 Recommended
-
AWS Cloud Data Engineer
McLean, VA
Job Title: AWS Cloud Data Engineer Location: McLean, VA Type: Long-term contract Work Model: Remote Hours: 40.0 Security Clearance: Ability to obtain a Federal Public Trust clearance Contact: Crystal.dinnocenti@systemone.com RESPONSIBILITIES Design, bu...
Date Posted: 06/22/2026 Recommended
-
AWS Solutions Architect/ Cloud Engineer
Washington DC , District Of Columbia
Job Title: AWS Solutions Architect/ Cloud Engineer Location: Washington, DC Type: Contract Security Clearance: DOD(Active) Responsibilities Design and implement AWS solutions focusing on GovCloud environment, including Landing Zone build with AWS Organ...
Date Posted: 07/10/2026 Recommended
-
Lead AWS Cloud Platform Engineer - IaC / SRE – Preferred CNAPP / Fortinet / AWS Clean Room
Reston, VA
Job Title: Lead AWS Cloud Platform Engineer (6 mos +) Location: Reston, VA Type: Contract Compensation: $109 Work Model: Hybrid – onsite and remote Responsibilities Define, design, and develop system requirements for cloud platform solutions on AWS. Pe...
Date Posted: 09/02/2026 Recommended