Java developer

Artech Infosystems Private Limited

4-10 Years

1 - 13 LPA

Gandhinagar

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Job Description

DRIVE ON 5th SEPTEMBER 2026, F2F Walkin drive.

ITS A CONTRACT TO HIRE(C2H) ROLE

Java (8/11/17/21): Collections, concurrency, streams, functional programming, JVM internals (memory model, GC tuning).

2. Spring Boot: Dependency injection, configuration management, auto-configuration, actuator, profile management.

3. Spring Cloud & Microservices: Service discovery (e.g., Eureka/Consul), config server, circuit breaker patterns, API gateway patterns, distributed config.

4. REST API Design: OpenAPI/Swagger, versioning strategies, idempotency, pagination, error handling conventions.

5. Messaging/Eventing: Kafka/RabbitMQ, event-driven patterns, consumer group behavior, exactly-once/at-least-once semantics.

6. Security: Spring Security/OAuth2/OIDC, JWT handling, role-based access control (RBAC), secure headers, input validation against OWASP Top 10.

Performance & Observability:

1. Metrics/Tracing: Micrometer, Prometheus, Grafana, OpenTelemetry/ Jaeger/Zipkin.

2. Caching: Redis/Ehcache, cache key strategy, TTL, cache stampede prevention.

3. Optimization: Threading models, connection pooling (HikariCP), N+1 query avoidance, GC tuning, memory leak diagnosis.

4. Testing: JUnit5, Mockito, Spring Test, Testcontainers (for Postgres), contract testing (Pact) for microservices.

Database – PostgreSQL

1. Schema design: Normalization vs. denormalization, indexing strategies (BTREE, GIN/GiST), composite indexes, partial indexes.

2. SQL: Joins, window functions, CTEs, analytical queries.

3. Performance: EXPLAIN/ANALYZE, query tuning, vacuum/analyze, statistics tuning, slow query log, connection pool sizing (HikariCP).

4. Data integrity: Constraints, transactions, isolation levels, deadlock diagnosis.

Frontend – Angular

1. Angular (v12+): Components, services, RxJS, routing, forms, interceptors.

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About Company

Artech Infosystems Private Limited

Artech is the largest Women & Minority owned IT staffing firm in the US, with US$ 800 million annual revenue run rate in 2021 and a footprint across the globe. With nearly three decades of experience, Artech empowers businesses through applied human intelligence and offers a spectrum of services that include Workforce Solutions (Contingent Staffing, Bulk/ Project Staffing, Master Vendor, RPO, Direct Hire and Payroll Transition) and Project-Based Solutions (Digital Experience, Technical Operations, Technical Development, Business Operations & Digital Platforms). Artech works with over 90 Fortune 500 clients across USA, Canada, India, and China.
At Artech, we are empowering talent by connecting potential with opportunities through applied human intelligence. We empower our teams to maximize the impact of their intellect, through a performance oriented, diverse, flexible, and inclusive work environment supported by our continuous learning and development focus.

Job ID: 153583369

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