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Java Developer (AWS, AI (ClaudeCopilot), DevOps, Kafka)

Iconma Portal

Job Location:

Palo Alto, CA - USA

Hourly Salary: USD 15 - 58

Posted: 24 October 2026 (6 hours ago)

Application Deadline: 21 January 2027

Vacancies: 1 Vacancy

Job Summary

Our client an IT Services and Consulting company is looking for a Java Developer (AWS AI (Claude/Copilot) DevOps Kafka) for their Palo Alto CA/Plano TX location.

Responsibilities:

Leads end-to-end delivery of full stack solutions using Java Spring Boot GraphQL/REST and AWS-managed services from design through production support.
Drives architecture and design reviews defining service boundaries API contracts data models and integration patterns.
Develops secure high-quality production-grade code; conducts thorough code reviews; sets and enforces engineering standards.
Builds and maintains highly available and scalable services with strong operational excellence: reliability performance cost awareness and maintainability.
Implements and governs authentication/authorization using OIDC/OAuth2 token validation scopes/claims and service-to-service security patterns.
Establishes robust observability practices (structured logging metrics tracing) incident response readiness (runbooks).
Evaluates vendor and internal solutions (including architectural fit security posture scalability and operability) and guides adoption decisions.

Requirements:

Mandatory skills: Java (Spring Boot) Microservices AWS RestAPI AI (Claude or Copilot) DevOps Kafka
Minimum 12 years applied full stack engineering experience delivering and operating production systems; experience as a senior/lead capacity (technical leadership design ownership).
Java Spring Boot expertise: building APIs dependency injection validation error handling and performance tuning.
GraphQL proficiency: schema design resolvers federation/composition patterns (where applicable) query performance (N1 mitigation caching) and API governance/versioning strategy.
REST proficiency: OpenAPI-style contract design pagination/filtering idempotency backward compatibility and consumer-driven API evolution.
OIDC/OAuth2: hands-on implementation with JWTs refresh/access token flows scopes/claims secure session patterns and least-privilege access control.
AWS experience (hands-on): designing deploying and operating cloud-native applications; strong understanding of IAM networking basics and operational tooling (logs/metrics/alarms).
Data layer expertise: AWS Aurora PostgreSQL: advanced SQL indexing query optimization migrations and transactional design.
AWS Neptune: gremlin graph modeling query patterns and performance considerations for graph workloads.
Event-driven systems:
AWS Kafka (MSK): topics/partitions consumer groups schema evolution ordering/at-least-once semantics idempotency retries/DLQs and operational monitoring.
CI/CD and quality:
Strong Git practices automated testing (unit/integration/contract/e2e) code quality gates and release confidence practices (feature flags progressive rollout where applicable).
AI-assisted engineering (MUST):
Demonstrated proficiency using Claude Code and/or GitHub Copilot to accelerate development debugging refactoring test generation and documentationwhile ensuring correctness security and maintainability (e.g. validating outputs avoiding sensitive data leakage and adhering to team standards).
Years of Experience: 14.00 Years of Experience