Full-Stack Tech Lead

Client: CGI/ Health Care Service Corporation | Engagement: C2C | Work mode: ONSITE | Rate: 60-90 USD | Experience: 14 | Visa types: H-1B | Publisher job id: JOB-1784670536920

Job Title: Full-Stack Tech Lead Location: Chicago, IL Employment Type: Long Term Contract

About VLink: Started in 2006 and headquartered in Connecticut, VLink is one of the fastest growing digital technology services and consulting companies. Since its inception, our innovative team members have been solving the most complex business, and IT challenges of our global clients.

Job Description: Do you have a history of countering business challenges and creatively solving issues at pace? We provide you the chance to work with some of the smartest minds and environment which challenge your problem management skills, learn more, and build elegant solutions.

Growth & Development • Clear career progression with access to leadership mentoring and professional development programs.

Collaborative Team Environment • Join a team of seasoned professionals who value knowledge sharing, innovation, and collaboration. • A culture that encourages open communication, mutual respect, and continuous learning.

Future Responsibilities: Technical direction Architecture decisions, tech debt ownership, ADRs, code review culture Team enablement Mentoring, unblocking team members, knowledge sharing, 1:1s Delivery ownership Sprint planning, estimation, risk escalation, stakeholder communication Cross-functional collab Working with product, QA, DevOps; translating requirements to tasks

Requirements

• FRONTEND — ANGULAR Component architecture Modules, lazy loading, standalone components, reusable design systems State management NgRx or Angular Signals, reactive patterns with RxJS, service-layer design Performance & testing Change detection, AOT compilation, Jasmine/Jest/Cypress, accessibility (WCAG)

• Angular 15+ | NgRx | RxJS | Angular Signals | TypeScript | Jest / Jasmine | Cypress

• BACKEND — PYTHON FASTAPI API design RESTful endpoints, Pydantic models, dependency injection, OpenAPI docs Async & performance async/await patterns, background tasks, caching, rate limiting Security & auth JWT/OAuth2, middleware, CORS, input validation, OWASP awareness

• FastAPI | Python 3.10+ | Pydantic | SQLAlchemy | JWT / OAuth2 | Alembic

• DATABASE — POSTGRESQL Schema & modeling Normalization, indexing strategies, migrations (Alembic), partitioning Query optimization EXPLAIN ANALYZE, CTEs, window functions, query plan tuning ORM & transactions SQLAlchemy (sync & async), transaction isolation, connection pooling

• PostgreSQL | Alembic migrations | SQLAlchemy (async) | Connection pooling | Query optimization

• CLOUD — AWS Serverless & compute Lambda functions, event-driven architecture, cold start optimization Messaging & eventing SNS topics, SQS queues, fan-out patterns, dead letter queues Data pipelines AWS Glue ETL jobs, crawlers, data catalog, S3 integration

• AWS Lambda | AWS Glue | Amazon SNS | Amazon SQS | S3 | IAM & security | CloudWatch