{"schemaVersion":"jobsearcher.job.v1","id":"feadc4a0138784aa518fdb9b","url":"https://jobsearcher.com/jobs/feadc4a0138784aa518fdb9b","canonicalUrl":"https://jobsearcher.com/jobs/feadc4a0138784aa518fdb9b","title":"C1 - Java Full Stack - Mobile Dev","description":"St. Louis, MO, United States (On-site)\nContract (4 months 15 days)\nPublished 11 days ago\nmongodb\nroot cause analysis\nDocker & Kubernetes\njava programming\nAgile/Scrum methodology\nmicroservices architecture\nsql database\nspring boot framework\nCI/CD & DevOps\nWe 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.\n\nKey Responsibilities:\nDesign and implement microservices with well-defined API contracts and clear service boundaries\nBuild and optimize RESTful APIs consumed by internal teams and external partners\nWrite performant SQL against Oracle DB and design document models in MongoDB\nImplement caching strategies using Redis to support low-latency, high-throughput reads\nEnsure production reliability through resilience patterns, structured logging, and distributed tracing\nParticipate in code reviews, design discussions, and sprint ceremonies\nMaintain 95%+ meaningful test coverage with unit and integration tests\nCollaborate with DevOps on CI/CD pipelines, containerization, and Kubernetes deployments\n\nRequired Qualifications:\nJava 17 — streams, lambdas, records, sealed classes, concurrency APIs, SOLID, thread safety\nSpring Boot — DI, bean lifecycle, profiles, actuator, Spring MVC, WebClient, Spring Cloud, Spring Security\nMicroservices — service boundaries, resilience patterns, feature toggles, API versioning, sagas, observability\nOracle DB — complex SQL, JOINs, window functions, execution plans, indexing, partitioning, batch queries\nMongoDB — document modeling, aggregation pipelines, indexing, sharding, replica sets, change streams, transactions\nRedis — data structures, clustering, cache strategies (cache-aside, write-through, TTL), invalidation, hot-key mitigation\nData Structures — hash maps, trees, heaps, graphs, complexity analysis, Java Streams on large collections\nAPI Design — RESTful semantics, OpenAPI/Swagger, versioning, idempotency, Jackson serialization\nTesting — JUnit 5, Mockito, integration tests (DB + cache), SonarQube 95%+ coverage, contract testing\nDevOps — Git workflows, GitLab CI/CD, Docker, Kubernetes (HPA, probes), structured logging, distributed tracing\nEngineering — Agile/Scrum, root-cause analysis, design trade-offs, Jira\n\nPreferred Qualifications (Good-to-Have):\nUI — Node.js, Express, JWT, Angular 11, TypeScript, RxJS, ag-Grid, Bootstrap, Chart.js\nKafka — producers, consumers, partitioning, offset management, event-driven patterns\nCloud & Infra — Kubernetes-native, Istio, Harness CD, container registries\nAdditional — Lombok, MapStruct, 12-factor app, vault-based secrets, GraphQL\nThe pay range that the employer in good faith reasonably expects to pay for this position is $30.05/hour - $46.95/hour. Our benefits include medical, dental, vision and retirement benefits. Applications will be accepted on an ongoing basis.\nTundra Technical Solutions is among North America’s leading providers of Staffing and Consulting Services. Our success and our clients’ success are built on a foundation of service excellence. We are an equal opportunity employer, and we do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristic. Qualified applicants with arrest or conviction records will be considered for employment in accordance with applicable law, including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Unincorporated LA County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: client provided property, including hardware (both of which may include data) entrusted to you from theft, loss or damage; return all portable client computer hardware in your possession (including the data contained therein) upon completion of the assignment, and; maintain the confidentiality of client proprietary, confidential, or non-public information. In addition, job duties require access to secure and protected client information technology systems and related data security obligations.","company":"Capgemini","rawCompany":"capgemini","city":"St Louis","state":"MO","isRemote":false,"isActive":false,"createdAt":"2026-08-03T19:35:15.687Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"}],"industries":[{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"C1 - Java Full Stack - Mobile Dev","description":"St. Louis, MO, United States (On-site)\nContract (4 months 15 days)\nPublished 11 days ago\nmongodb\nroot cause analysis\nDocker & Kubernetes\njava programming\nAgile/Scrum methodology\nmicroservices architecture\nsql database\nspring boot framework\nCI/CD & DevOps\nWe 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.\n\nKey Responsibilities:\nDesign and implement microservices with well-defined API contracts and clear service boundaries\nBuild and optimize RESTful APIs consumed by internal teams and external partners\nWrite performant SQL against Oracle DB and design document models in MongoDB\nImplement caching strategies using Redis to support low-latency, high-throughput reads\nEnsure production reliability through resilience patterns, structured logging, and distributed tracing\nParticipate in code reviews, design discussions, and sprint ceremonies\nMaintain 95%+ meaningful test coverage with unit and integration tests\nCollaborate with DevOps on CI/CD pipelines, containerization, and Kubernetes deployments\n\nRequired Qualifications:\nJava 17 — streams, lambdas, records, sealed classes, concurrency APIs, SOLID, thread safety\nSpring Boot — DI, bean lifecycle, profiles, actuator, Spring MVC, WebClient, Spring Cloud, Spring Security\nMicroservices — service boundaries, resilience patterns, feature toggles, API versioning, sagas, observability\nOracle DB — complex SQL, JOINs, window functions, execution plans, indexing, partitioning, batch queries\nMongoDB — document modeling, aggregation pipelines, indexing, sharding, replica sets, change streams, transactions\nRedis — data structures, clustering, cache strategies (cache-aside, write-through, TTL), invalidation, hot-key mitigation\nData Structures — hash maps, trees, heaps, graphs, complexity analysis, Java Streams on large collections\nAPI Design — RESTful semantics, OpenAPI/Swagger, versioning, idempotency, Jackson serialization\nTesting — JUnit 5, Mockito, integration tests (DB + cache), SonarQube 95%+ coverage, contract testing\nDevOps — Git workflows, GitLab CI/CD, Docker, Kubernetes (HPA, probes), structured logging, distributed tracing\nEngineering — Agile/Scrum, root-cause analysis, design trade-offs, Jira\n\nPreferred Qualifications (Good-to-Have):\nUI — Node.js, Express, JWT, Angular 11, TypeScript, RxJS, ag-Grid, Bootstrap, Chart.js\nKafka — producers, consumers, partitioning, offset management, event-driven patterns\nCloud & Infra — Kubernetes-native, Istio, Harness CD, container registries\nAdditional — Lombok, MapStruct, 12-factor app, vault-based secrets, GraphQL\nThe pay range that the employer in good faith reasonably expects to pay for this position is $30.05/hour - $46.95/hour. Our benefits include medical, dental, vision and retirement benefits. Applications will be accepted on an ongoing basis.\nTundra Technical Solutions is among North America’s leading providers of Staffing and Consulting Services. Our success and our clients’ success are built on a foundation of service excellence. We are an equal opportunity employer, and we do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristic. Qualified applicants with arrest or conviction records will be considered for employment in accordance with applicable law, including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Unincorporated LA County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: client provided property, including hardware (both of which may include data) entrusted to you from theft, loss or damage; return all portable client computer hardware in your possession (including the data contained therein) upon completion of the assignment, and; maintain the confidentiality of client proprietary, confidential, or non-public information. In addition, job duties require access to secure and protected client information technology systems and related data security obligations.","datePosted":"2026-08-03T19:35:15.687Z","dateModified":"2026-08-03T19:35:15.687Z","hiringOrganization":{"@type":"Organization","name":"Capgemini","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"St Louis","addressRegion":"MO","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"feadc4a0138784aa518fdb9b"},"url":"https://jobsearcher.com/jobs/feadc4a0138784aa518fdb9b"}}