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# C1 - Java Full Stack - Mobile Dev

- **Company:** Capgemini
- **Location:** St. Louis, MO, United States
- **Experience:** Expert
- **Salary:** $62,504.0 - $97,656.0
- **Contract:** Temporary contract
- **Skills:** Java (Programming Language), Spring Security, Application Programming Interfaces (APIs), JIRA, Bootstrap (Software), Cloud Computing, Code Coverage, Code Review, Databases, Continuous Integration, Serialization, Data Structures, Shard (Database Architecture), Software Design Documents, DevOps, Junit, MongoDB, Node.Js, Oracle (Applications), Scrum Methodology, Redis, Mockito, Swagger, SonarQube, SQL Databases, TypeScript, Management of Software Versions, Openapi, Highcharts, Data Logging, RxJS, Spring Cloud, Spring-mvc, Istio, Spring-boot, Caching, AWS Lambda, Indexer, Containerization, AngularJS, Gitlab-ci, Integration Tests, Kubernetes, Apache Kafka, Graphql, Api Design, Restful APIs, Dynatrace, Api Management, Docker, Microservices, Oracledb
- **Published:** July 19, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=66e79feb0a09f6b6

## About the Role

We are looking for a Senior Java Full-Stack Engineer to design, develop, and operate high-throughput microservices. The role demands strong backend expertise with Java 17 and Spring Boot, solid database skills across Oracle, MongoDB, and Redis, and the ability to own services end-to-end from design through production observability., * Java 17 - streams, lambdas, records, sealed classes, concurrency APIs, SOLID, thread safety

 * Spring Boot - DI, bean lifecycle, profiles, actuator, Spring MVC, WebClient, Spring Cloud, Spring Security
 * Microservices - service boundaries, resilience patterns, feature toggles, API versioning, sagas, observability
 * Oracle DB - complex SQL, JOINs, window functions, execution plans, indexing, partitioning, batch queries
 * MongoDB - document modeling, aggregation pipelines, indexing, sharding, replica sets, change streams, transactions
 * Redis - data structures, clustering, cache strategies (cache-aside, write-through, TTL), invalidation, hot-key mitigation
 * Data Structures - hash maps, trees, heaps, graphs, complexity analysis, Java Streams on large collections
 * API Design - RESTful semantics, OpenAPI/Swagger, versioning, idempotency, Jackson serialization
 * Testing - JUnit 5, Mockito, integration tests (DB + cache), SonarQube 95%+ coverage, contract testing
 * DevOps - Git workflows, GitLab CI/CD, Docker, Kubernetes (HPA, probes), structured logging, distributed tracing
 * Engineering - Agile/Scrum, root-cause analysis, design trade-offs, Jira

Preferred Qualifications (Good-to-Have):

 * UI - Node.js, Express, JWT, Angular 11, TypeScript, RxJS, ag-Grid, Bootstrap, Chart.js
 * Kafka - producers, consumers, partitioning, offset management, event-driven patterns
 * Cloud & Infra - Kubernetes-native, Istio, Harness CD, container registries
 * Additional - Lombok, MapStruct, 12-factor app, vault-based secrets, GraphQL

## Description

mongodb
root cause analysis
Docker & Kubernetes
java programming
Agile/Scrum methodology
microservices architecture
sql database
spring boot framework
CI/CD & DevOps, * Design and implement microservices with well-defined API contracts and clear service boundaries

 * Build and optimize RESTful APIs consumed by internal teams and external partners
 * Write performant SQL against Oracle DB and design document models in MongoDB
 * Implement caching strategies using Redis to support low-latency, high-throughput reads
 * Ensure production reliability through resilience patterns, structured logging, and distributed tracing
 * Participate in code reviews, design discussions, and sprint ceremonies
 * Maintain 95%+ meaningful test coverage with unit and integration tests
 * Collaborate with DevOps on CI/CD pipelines, containerization, and Kubernetes deployments


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