PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
1mo
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Software Engineer - Java, Microservices, MuleSoft & API Development (Remote)
Baltimore, Maryland, United States
$80k-$158k/yr RemoteFull Time
5+ YOEBachelor's in IT/Computer Science (or 4 additional years experience), 5+ years software design/development, experience with Java, microservices, APIs, MuleSoft, Docker/Kubernetes, AWS/Azure, SQL/NoSQL, CI/CD, testing frameworks, and mentoring/leading teams.
Java, Spring, Spring Boot, Spring Cloud, Spring Core, Spring MVC, Spring Integration, Spring Batch, REST, SOAP, Docker, Kubernetes, Microsoft Azure, Microsoft Azure Monitor, Microsoft Azure Kubernetes Service (AKS), AWS, Oracle, Postgres, PostgreSQL, Mongodb, Cassandra, Elastic/ELK, Splunk, Kibana, Confluent, Apache Kafka, Kafka Streams, Postman, newman, MuleSoft, Dataweave, FHIR (Fast Healthcare Interoperability Resources), HL7, Cucumber, TestNG, Rest Assured, JSON, XML, Git, Bitbucket, Jira, Swagger/OpenAPI Specification, Service Mesh, OAuth, Apigee, Maven, Jenkins, SonarQube, Artifactory, UNIX, Shell
3w
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Lead Software Engineer - Java/Microservices/AWS/AI
Wilmington, Delaware, United States
OnsiteFull Time
5+ YOE5+ years applied software engineering experience; formal training/certification; strong Java/Spring and cloud (AWS) experience; experience with AI-assisted engineering, systems/solution design, CI/CD, automation, and production support.
Java, Spring, AWS, Python, Claude, CoPilot, Cypress, Cucumber, Kibana
3mo
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Software Engineer
Aurora or Annapolis Junction
$72-$84/hr HybridFull Time
5+ YOE5+ years in software engineering; Java, Spring Boot, Kafka; WebSockets; microservices; SQL/NoSQL databases; OCI containers; Docker/Kubernetes; TS/SCI clearance with polygraph; Bachelor's in Software Development/Engineering
Java, Spring Boot, Kafka, WebSockets, Microservices, MySQL, PostgreSQL, MongoDB, Docker, Kubernetes, OCI containers, ReactJS, HTML, JavaScript, CI/CD, Jira, Confluence
2mo
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Full Stack Developer
Annapolis Junction, Maryland, United States
$215k-$238k/yr OnsiteFull Time
14+ YOEJava software development, service-oriented architectures, microservices, database (Mongo/MySQL), Python; TS/SCI w/FSP clearance; Bachelor's in CS or related field; 14 years SWE experience; agile and DevOps familiarity.
Java, Python, MongoDB, MySQL, SOA, Microservices, Docker, Kubernetes, IntelliJ, Eclipse, VS Code, GitLab, Jira, Confluence, ISLANDTRANSPORT
2mo
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Applications Developer
Chantilly or Columbia
OnsiteFull Time
Experience leading Agile teams, cloud/DevOps, full-stack development, API/microservices, UI/UX, data engineering, and security.
AWS, Azure, GCP, Docker, Kubernetes, Jenkins, Git, GitHub, GitLab, Nexus, Terraform, Ansible, Jira, Confluence, React, Angular, Vue.js, Java, Python, Spring Boot, Node.js, PostgreSQL, MySQL, MongoDB, Elasticsearch
1mo
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Java Software Engineer Level 4
Aurora or Morrisville or Linthicum Heights
$142k-$213k/yr OnsiteFull Time
8+ YOETop Secret/SCI required; Bachelor’s degree (or equivalent experience); 5+ years Java development; experience with RESTful APIs, microservices, Git, and Agile; strong OO design and SOLID principles.
RESTful APIs, microservices, Java, Git, GitHub, GitLab, Bitbucket, Linux, CI/CD, Docker
2mo
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MD Software Engineer
Linthicum, Maryland, United States
OnsiteFull Time
ACTIVE Top Secret/SCI clearance with Polygraph required; Python, databases, REST APIs, microservices; 50 hours MongoDB training.
Python, MongoDB, REST APIs, Microservices
5d
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Cloud Software Engineer
Columbia or Laurel
$135k-$206k/yr OnsiteFull Time
6+ YOEActive TS/SCI with polygraph required; Bachelor's in a technical field (or +2 years experience), 6 years software development, Java/Docker/microservices, streaming frameworks (Flink, Spring Cloud Data Flow, Heron), Git/SVN; willingness to obtain AWS/Kubernetes certs.
Apache Flink, Spring Cloud Data Flow, Heron, Java, Docker, Microservice Architecture, Git, SVN, AWS, Kubernetes
3mo
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Jr Level Software Developer
Annapolis Junction or Columbia
$94k-$144k/yr OnsiteFull Time
7+ YOERequires poly clearance; 7+ years software engineering or 4+ years with degree; BS CS or related; strong Java/JavaScript/Python; Agile; microservices; CI/CD; cloud knowledge.
Java, JavaScript, Python, Docker, Docker Compose, Kubernetes, Jenkins, GitHub, GitLab, Jira, Confluence, AWS, PostgreSQL, NoSQL, Go, Rust, C++, Vue, MinIO, Clickhouse, Graphite, ETL, Microservices, Full stack
3w
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Agile Developer
Fort Meade, Maryland, United States
$155k-$170k/yr OnsiteFull Time, Contract
9+ YOESenior developer with cloud-native Java Spring Boot microservices on AWS, CI/CD, Kubernetes/Docker, NoSQL/MongoDB, OAuth/OIDC, test automation; active TS/SCI with FS polygraph and CI investigation; 9+ years (BS) or 7+ years (MS).
Java, Spring Boot, Python, AWS, Maven, GitLab, GitOps, Kubernetes, Docker, NoSQL, MongoDB, OAuth, OIDC, Playwright, Cucumber
6d
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Java fullstack developer
Addison or Charlotte or Newark or Pennington
$76k-$120k/yr OnsiteFull Time
Experience with Core Java, Spring (MVC/Boot), microservices, REST/SOAP, Oracle DB, front-end scripting, cloud platforms; Bachelor's degree or equivalent; authorized to work in the US without sponsorship.
Java, Core Java, J2EE, Spring MVC, Spring Boot, Microservices, REST, SOAP, Oracle Database, Hibernate, JSP, JavaScript, WebSphere, JBoss, AWS, GCP, Azure
1mo
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Java Software Engineer Level 2 or 3
Aurora or Morrisville or Linthicum
$92k-$171k/yr OnsiteFull Time
2+ YOERequires active Top Secret clearance with SCI eligibility, Bachelor's degree (level dependent) and 2+ to 5+ years software development experience, strong Java, RESTful APIs/microservices, Git, SQL/NoSQL, Agile experience.
Java, RESTful APIs, microservices, Git, GitHub, GitLab, Bitbucket, SQL, NoSQL, Linux
1mo
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Principal Software Engineer
Annapolis Junction, Maryland, United States
$215k-$250k/yr OnsiteFull Time
12+ YOETwelve years SWE experience; BS in CS; frontend React; Node.js/Rust; Python; Shell; Kubernetes; microservices; multi-site apps; cloud migration.
JavaScript, TypeScript, React, Node.js, Rust, Python, Shell, Kubernetes, Microservices, Cloud
3mo
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Software Engineer-TS/SCI with Poly
Linthicum Heights, Maryland, United States
$113k-$238k/yr OnsiteFull Time
7+ YOETS/SCI with poly, Python, Django/Flask, REST, MongoDB/MariaDB, backend/middleware, microservices
Python, Django, Flask, MongoDB, MariaDB, REST, Microservices, JSON, Docker, AWS
3mo
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Database Engineer 3
Linthicum, Maryland, United States
$200k-$230k/yr OnsiteFull Time
10+ YOEActive TS.SCI w FSP through MD; 10+ years DBE experience; Python; MongoDB or MariaDB; Django or Flask; REST endpoints; microservices; experience with databases and cloud environments.
MongoDB, MariaDB, Python, Django, Flask, REST, Microservices, Swagger, AWS, C2S, Docker, Visual Studio Code, JSON serialization, XML serialization, Jira, Confluence, Git, Agile
2mo
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Software Engineer 2
Annapolis Junction or Maryland or Virginia or Colorado or Texas or Utah or Alaska or Hawaii or United States
$64-$120/hr OnsiteFull Time
14+ YOEU.S. citizenship and active/obtainable TS/SCI clearance required. Bachelor's in a relevant field or equivalent, 14+ years software engineering experience, strong Java, Hadoop, microservices, containers, Kubernetes, and distributed systems skills.
Hadoop, microservices, RESTful APIs, Podman, Docker, Kubernetes, Java, AWS, MongoDB, ArangoDB, Redis, PostgreSQL
2mo
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Senior Database Engineer with Poly
Hanover, Maryland, United States
OnsiteFull Time
10+ YOEBachelor’s degree and 10+ years of database experience; TS/SCI with Poly clearance; MongoDB/MariaDB; Django/Flask; REST/microservices.
MongoDB, MariaDB, Django, Flask, REST, Microservices, AWS, Docker, IDEs, JSON, XML, Jira, Confluence, Git, Agile
2w
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Software Engineer
Columbia or Linthicum Heights
$180k-$200k/yr OnsiteFull Time
Experience developing Java-based software, enterprise APIs, RESTful services, microservices and OOP; Linux and config management (Git,Nexus,Maven); US citizenship eligible for clearance; experience with AI coding agents preferred.
Java, Claude Code, Google's Antigravity, Gemini, NiFi, Kafka, AWS, Microsoft Azure, Linux, Git, Nexus, Maven, Elasticsearch, Postgres, Trino, Python, Flask, Vue, Docker, CICD, JIRA, Confluence, Github Enterprise
1mo
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Senior Engineer - Product & Platform Engineering (Newark, Delaware, US)
Newark, Delaware, United States
OnsiteFull Time
4+ YOE4+ years finance-domain Java backend experience with Spring Boot and microservices; B.Tech/M.Tech in CS or Software Engineering required; Docker/Kubernetes, MongoDB, Kafka, Git, JUnit experience preferred.
Java, J2EE, Spring, Spring Boot, ORM, InMemory cache/DB, MySQL, Oracle DB, REST, Microservices, JUnit, Docker, Kubernetes, MongoDB, Kafka, Git
4w
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Java Developer
Annapolis Junction, Maryland, United States
$70k-$285k/yr OnsiteFull Time
Requires active TS/SCI with Polygraph, experience with Enterprise Java, microservices and SOA, database experience (MongoDB or MySQL), JMS, and knowledge of cellular communications parameters.
Java, MongoDB, MySQL, JMS
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