Java Software Engineer Contract Jobs in Puerto Rico

Job Description:

We are seeking for a FullStack Engineer as an individual contributor who delivers well-scoped tasks across the Application, follows established patterns, and steadily builds proficiency in testing, performance, and security. They work closely with more senior engineers, demonstrating reliability, learning agility, and ownership of modules assigned within a sprint.
Contributes to the success of HPE by translating customer requirements and industry trends into AI/ML products, solutions, and systems improvement projects.

Responsibilities:
Feature Implementation (UI + API)

• Builds UI components and pages using established design systems and patterns.
• Implements backend endpoints (CRUD, pagination, filters) and basic business logic.
• Maintains clean API contracts: request/response types, error structures, and HTTP status codes.

Data & Integration

• Wire up state management and data fetching; handle retries and error states.
• Integrate authentication/authorization flows and basic role checks.
• Consume internal/external services (e.g., LLM endpoints, orchestration APIs) under guidance.

Quality & Testing Hygiene

• Write unit and integration tests for UI and backend modules.
• Add validation, error handling, and logging hooks for observability.
• Follow linting, type safety, and code style guidelines; keep docs up to date.

Performance & Reliability Basics

• Optimize UI rendering (memoization, keying), reduce bundle bloat (tree-shaking).
• Avoid N+1 queries, use indexes where applicable, and apply simple caching patterns.
• Participate in bug triage; provide clear repro steps and fix prioritization with guidance.

DevOps & CI/CD Fundamentals

• Contribute to build pipelines (tests, static checks), environment variables, and configs.
• Containerize services using Docker; understand image layering and .dockerignore basics.
• Use feature flags safely; handle secrets via managed mechanisms (never hard-code).

Collaboration & Communication

• Work with designers, product, QA/SRE, and senior engineers; seek clarifications early.
• Share status succinctly; document decisions and assumptions in ADRs/design notes.

Education and Experience Required:

• Bachelor's degree in computer science, engineering, data science or closely related quantitative discipline.
• Typically, 2-4 years' experience.

Knowledge and Skills:

• Frameworks: React (preferred) / Angular ; modern hooks/patterns.
• UI/UX: HTML5, CSS3/Sass, Tailwind/Material; accessibility (a11y), responsive design.
• Languages/Frameworks: Python (FastAPI/Flask) or Node.js (Express/NestJS);
• APIs: REST/gRPC; pagination, filtering, versioning, OpenAPI/Swagger.
• Data: SQL (Postgres/MySQL) and NoSQL (Mongo/Redis); ORMs (SQLAlchemy/Prisma).
• Testing: pytest/Jest; integration and contract tests.
• Containers: Docker basics; compose; image optimization.
• CI/CD: GitHub Actions/Azure DevOps; pipelines, artifacts, environments.
• Cloud: Familiarity with cloud services (AWS/Azure/GCP) and environments.
• Observability: Logs/metrics/traces; dashboarding; alerting fundamentals.
• AIIntegration (NicetoHave for AI Apps)
• Consume LLM/agent APIs; handle token/latency/cost controls.
• Work with RAG services (vector search endpoints); understand request/response patterns.
• Implement prompt/response logging and guardrails integration (basic filters).

#LI-Hybrid

Health & Wellbeing

We strive to provide our team members and their loved ones with a comprehensive suite of benefits that supports their physical, financial and emotional wellbeing.

Personal & Professional Development

We also invest in your career because the better you are, the better we all are. We have specific programs catered to helping you reach any career goals you have - whether you want to become a knowledge expert in your field or apply your skills to another division.

Unconditional Inclusion

We are unconditionally inclusive in the way we work and celebrate individual uniqueness. We know varied backgrounds are valued and succeed here. We have the flexibility to manage our work and personal needs. We make bold moves, together, and are a force for good.

Job:

Job Level:

Hewlett Packard Enterprise is EEO Protected Veteran/ Individual with Disabilities.

HPE will comply with all applicable laws related to employer use of arrest and conviction records, including laws requiring employers to consider for employment qualified applicants with criminal histories.

No Fees Notice & Recruitment Fraud Disclaimer

It has come to HPE's attention that there has been an increase in recruitment fraud whereby scammer impersonate HPE or HPE-authorized recruiting agencies and offer fake employment opportunities to candidates. These scammers often seek to obtain personal information or money from candidates.

Please note that Hewlett Packard Enterprise (HPE), its direct and indirect subsidiaries and affiliated companies, and its authorized recruitment agencies/vendorswill never charge any candidate a registration fee, hiring fee, or any other fee in connection with its recruitment and hiring process.The credentials of any hiring agency that claims to be working with HPE for recruitment of talent should be verified by candidates and candidates shall be solely responsible to conduct such verification. Any candidate/individual who relies on the erroneous representations made by fraudulent employment agencies does so at their own risk, and HPE disclaims liability for any damages or claims that may result from any such communication.