{"schemaVersion":"jobsearcher.job.v1","id":"a45278f02193070dfa58aa7d","url":"https://jobsearcher.com/jobs/a45278f02193070dfa58aa7d","canonicalUrl":"https://jobsearcher.com/jobs/a45278f02193070dfa58aa7d","title":"Senior Java Backend Developer ONSITE","description":"Senior Backend Java Developer – Largest Federal Enterprise, Woodlawn, Maryland\r\nOn-site • Exceptional Pay • Long-term Federal Contract ONSITE ALSO INTERIVEW ONSITEExperience, qualification, and soft skills, have you got everything required to succeed in this opportunity Find out below.We’re seeking a Senior Backend Java Developer to support mission-critical systems at the Largest Federal Enterprise in Woodlawn, MD. This is an on-site role with outstanding contractor pay and the kind of long-term stability this opportunity is known for.The work directly supports what many consider the greatest humanitarian program ever created — —Largest Federal Enterprise established under President Franklin D. Roosevelt and still serving millions of Americans every day.Key Responsibilities:Java/Spring Boot development for large-scale backend systemsBuild and maintain RESTful APIs supporting millions of transactionsModernize legacy systems into scalable, cloud-ready architecturesCollaborate with architects, product owners, and federal stakeholdersEnsure performance, security, and reliability across all backend servicesCloud Platforms (AWS, Azure, GCP)\r\nUnderstanding how backend services interact with cloud infrastructure:IAM roles/permissions\r\nVPC, subnets, security groups, firewalls\r\nLoad balancers, API gateways\r\nCloud-native event & messaging systems (e.g., AWS SNS/SQS, Kafka, Pub/Sub)2. Networking & Infrastructure ConceptsHTTP/TCP basics, DNS, routing\r\nSSL/TLS, certificate management\r\nService discovery\r\nReverse proxies (NGINX, Envoy)3. DevOps & Deployment\r\nInfrastructure-aware backend developers should know:Docker fundamentals (images, layers, networking)\r\nKubernetes basics (deployment, config maps, services)\r\nCI/CD concepts (GitHub Actions, Jenkins, GitLab)4. Observability & Reliability\r\nIntegration often means making services discoverable, measurable, and debuggable:Logging frameworks (Logback, SLF4J)\r\nMetrics (Micrometer + Prometheus)\r\nDistributed tracing (OpenTelemetry, Jaeger, Zipkin)\r\nHealth checks and readiness probes5. Messaging & Integration TechnologiesApache Kafka (topic design, consumer groups)\r\nRabbitMQ or other AMQP brokers\r\nJMS for legacy systems\r\nWebhooks and event-driven integration patterns6. Security & Compliance\r\nInfrastructure integration is heavily tied to secure communication:OAuth2 / OIDC\r\nJWT management\r\nSecrets management (Vault, AWS Secrets Manager)\r\nAPI rate limiting, throttling, circuit breakers7. Infrastructure-as-Code (optional but valuable)\r\nNot required for all roles, but increasingly helpful:Terraform basics\r\nHelm basics for Kubernetes packagingRequired Skills:8+ years backend engineering experienceExpert-level Java, Spring Boot, REST API developmentStrong microservices and distributed systems experienceSQL/NoSQL, CI/CD, containerizationAbility to work on-site in Woodlawn, MDBachelor’s degreePreferred:Prior federal agency experience (SSA, CMS, DHS, USDA, etc.)AWS, Kafka, OpenShiftWhy:\r\nThis role supports a program that has delivered stability, dignity, and protection to generations of Americans. xsgimln It’s meaningful work with exceptional longevity.","company":"Techperm","rawCompany":"techperm","city":"Gwynn Oak","state":"MD","isRemote":false,"isActive":false,"createdAt":"2026-10-13T01:42:17.808Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"},{"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":"Senior Java Backend Developer ONSITE","description":"Senior Backend Java Developer – Largest Federal Enterprise, Woodlawn, Maryland\r\nOn-site • Exceptional Pay • Long-term Federal Contract ONSITE ALSO INTERIVEW ONSITEExperience, qualification, and soft skills, have you got everything required to succeed in this opportunity Find out below.We’re seeking a Senior Backend Java Developer to support mission-critical systems at the Largest Federal Enterprise in Woodlawn, MD. This is an on-site role with outstanding contractor pay and the kind of long-term stability this opportunity is known for.The work directly supports what many consider the greatest humanitarian program ever created — —Largest Federal Enterprise established under President Franklin D. Roosevelt and still serving millions of Americans every day.Key Responsibilities:Java/Spring Boot development for large-scale backend systemsBuild and maintain RESTful APIs supporting millions of transactionsModernize legacy systems into scalable, cloud-ready architecturesCollaborate with architects, product owners, and federal stakeholdersEnsure performance, security, and reliability across all backend servicesCloud Platforms (AWS, Azure, GCP)\r\nUnderstanding how backend services interact with cloud infrastructure:IAM roles/permissions\r\nVPC, subnets, security groups, firewalls\r\nLoad balancers, API gateways\r\nCloud-native event & messaging systems (e.g., AWS SNS/SQS, Kafka, Pub/Sub)2. Networking & Infrastructure ConceptsHTTP/TCP basics, DNS, routing\r\nSSL/TLS, certificate management\r\nService discovery\r\nReverse proxies (NGINX, Envoy)3. DevOps & Deployment\r\nInfrastructure-aware backend developers should know:Docker fundamentals (images, layers, networking)\r\nKubernetes basics (deployment, config maps, services)\r\nCI/CD concepts (GitHub Actions, Jenkins, GitLab)4. Observability & Reliability\r\nIntegration often means making services discoverable, measurable, and debuggable:Logging frameworks (Logback, SLF4J)\r\nMetrics (Micrometer + Prometheus)\r\nDistributed tracing (OpenTelemetry, Jaeger, Zipkin)\r\nHealth checks and readiness probes5. Messaging & Integration TechnologiesApache Kafka (topic design, consumer groups)\r\nRabbitMQ or other AMQP brokers\r\nJMS for legacy systems\r\nWebhooks and event-driven integration patterns6. Security & Compliance\r\nInfrastructure integration is heavily tied to secure communication:OAuth2 / OIDC\r\nJWT management\r\nSecrets management (Vault, AWS Secrets Manager)\r\nAPI rate limiting, throttling, circuit breakers7. Infrastructure-as-Code (optional but valuable)\r\nNot required for all roles, but increasingly helpful:Terraform basics\r\nHelm basics for Kubernetes packagingRequired Skills:8+ years backend engineering experienceExpert-level Java, Spring Boot, REST API developmentStrong microservices and distributed systems experienceSQL/NoSQL, CI/CD, containerizationAbility to work on-site in Woodlawn, MDBachelor’s degreePreferred:Prior federal agency experience (SSA, CMS, DHS, USDA, etc.)AWS, Kafka, OpenShiftWhy:\r\nThis role supports a program that has delivered stability, dignity, and protection to generations of Americans. xsgimln It’s meaningful work with exceptional longevity.","datePosted":"2026-10-13T01:42:17.808Z","dateModified":"2026-10-13T01:42:17.808Z","hiringOrganization":{"@type":"Organization","name":"Techperm","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Gwynn Oak","addressRegion":"MD","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"a45278f02193070dfa58aa7d"},"url":"https://jobsearcher.com/jobs/a45278f02193070dfa58aa7d"}}