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
3w
Save
Mark Applied
Hide
Senior Software Engineer
Sterling, Virginia, United States
$185k-$225k/yr OnsiteFull Time
Design and develop front-end applications and back-end microservices in an agile environment; experience with cloud, containers, Kubernetes, REST, microservices, CI/CD; mentor junior teammates; active TS/SCI required.
REST, microservices, AWS, GCP, Azure, Kubernetes, containers, HTML5, CSS, SASS, Less, Stylus, Browserify, WebPack, Closure, Angular, Ember, React, Redux, Reactive, VueJS, Node.js, NPM, Linux, Subversion, Git, JIRA, Confluence, WebSockets, Svelte, Cesium, OpenLayers, Spring, Docker
3mo
Save
Mark Applied
Hide
Mobile Developer Senior
Ashburn, Virginia, United States
OnsiteFull Time
9+ YOEBachelor's in CS or related field; 9+ years mobile development; React Native and native iOS/Android; Typescript; CI/CD for mobile; REST and microservices; unit and end-to-end testing.
React Native, Typescript, Detox, CI/CD, REST, Microservices, RTK Query, VS Code, Gitlab, Atlassian, CI/CD pipelines
3w
Save
Mark Applied
Hide
Software Engineer
Herndon or McLean or Chantilly
OnsiteFull Time
Proficiency with modern front-end JavaScript frameworks or backend languages, microservices architecture, AWS cloud development, SQL and NoSQL databases, and RESTful API development.
React, Angular, Vue.js, Java, Python, NestJS, NodeJS, TypeScript, React Query, AWS, Lambda, DynamoDB, S3, API Gateway, PostgreSQL, MySQL, MongoDB, RESTful APIs, Camunda, Flowable, n8n.io, JIRA, Confluence, CI/CD
3mo
Save
Mark Applied
Hide
Software Engineer
Chantilly, Virginia, United States
$69k-$158k/yr OnsiteFull Time
2+ YOE2+ years in software development; Java, Python, Rust, or Go; microservices; TS/SCI clearance; Bachelor's degree.
Java, Python, Rust, Go, Docker, Kubernetes, Linux, AWS, Azure, Google Cloud, C, C++, C#, JavaScript, React, Node.js
4d
Save
Mark Applied
Hide
Software Developer, Senior
Herndon, Virginia, United States
$87k-$198k/yr OnsiteFull Time
6+ YOE6+ years software development experience, legacy enterprise and microservices experience, Agile, Python and Git familiarity, TS/SCI clearance with polygraph required.
Python, Java, JavaScript, React, Angular, NodeJS, AWS, Azure, Google Cloud Platform, Git
1mo
Save
Mark Applied
Hide
Software Engineer (SME)
Huntsville or Tysons or Chantilly or Quantico
OnsiteFull Time
10+ YOEActive Top Secret/SCI clearance (SCI-eligible) with ability to obtain CI poly; 10+ years software engineering experience; expertise in Java, Spring Boot, Microservices, Python, cloud-native development, AWS, Docker, Terraform, GitLab CI/CD, Databricks; Bachelor's degree or 4 additional years of experience.
Java, Spring Boot, Microservices, Python, AWS, Docker, Terraform, GitLab CI/CD, Databricks, Terragrunt, Maven, Agile, DevOps
1mo
Save
Mark Applied
Hide
Senior Full-Stack Developer (Java + Angular)
Sterling, Virginia, United States
$125k-$145k/yr HybridFull Time
5+ YOEBachelor's degree in CS or related field, 5+ years software development with 5+ years Java and web/API experience, relational DB design, frontend (Angular/TypeScript/HTML/CSS), AWS, Docker, CI/CD, Git, microservices.
Java, Angular, HTML, CSS, Bootstrap, jQuery, TypeScript, AWS, AWS ECS, AWS RDS, AWS MKS, AWS KMS, Entity Framework, Git, Microservices, Docker, Jenkins, Oracle, JSON, XML, XSLT, Hibernate, JPA
5d
Save
Mark Applied
Hide
Full Stack Developer
Ashburn, Virginia, United States
OnsiteFull Time
5+ YOEBachelor's degree and 5+ years experience; strong Java/JEE backend and front-end skills (HTML, JavaScript, CSS); experience with JEE frameworks, microservices, EM tools, AWS, databases, Unix/Linux.
Eclipse, Spring Boot, Kubernetes, Docker, Jira, Confluence, HTML, JavaScript, CSS, XML, JSON, AWS, jQuery, Angular, React, SQL, Servlets, Struts, Spring MVC, EJBs, SOAP, REST, Unix, Linux, Tomcat, WebLogic, WebSphere, JMS, JDBC, JPA, Hibernate, Java JEE, Microservices
4d
Save
Mark Applied
Hide
Product Developer, Principal
Lehi or Dublin or Austin or Herndon
$138k-$235k/yr HybridFull Time
10+ YOE10+ years software engineering with strong architecture experience, cloud-native and AI-enabled development, CI/CD, microservices, Docker/Kubernetes, and ability to mentor and lead engineering practices.
Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud Platform (GCP), CI/CD, Model Context Protocol (MCP)
3mo
Save
Mark Applied
Hide
Senior Software Engineer (Big Data)
Herndon, Virginia, United States
OnsiteFull Time
TS/SCI clearance with polygraph preferred; BS in CS/Engineering or related field; strong full stack development; big data tech (Hadoop, Spark, Kafka); Java/Python/C#; APIs and microservices; strong problem-solving; able to work independently (IC)
Java, Python, C#, Hadoop, Apache Spark, Kafka, APIs, Microservices, REST
3mo
Save
Mark Applied
Hide
Application Engineer
Frederick, Maryland, United States
$110k-$151k/yr HybridFull Time
3+ YOE3+ years of production software development experience; full stack with C#, Javascript; .NET/.NET Core, microservices, Azure DevOps, Agile; strong communication and collaboration.
C#, .NET, .NET Core, JavaScript, TypeScript, Angular, jQuery, HTML, CSS, SQL, Entity Framework, Azure DevOps, Docker, Kubernetes, Cloud (Azure/AWS/GCP), Event Driven Architecture
3mo
Save
Mark Applied
Hide
Mobile Developer Senior
Ashburn, Virginia, United States
OnsiteFull Time
9+ YOEBachelor's in CS or related field; 9+ years mobile development; React Native; Native iOS/Android; Detox; Typescript; CI/CD for mobile; REST APIs; microservices; unit & end-to-end tests.
React Native, Typescript, CI/CD
3mo
Save
Mark Applied
Hide
Application Developer - Expert
Herndon, Virginia, United States
OnsiteFull Time
4+ YOEActive TS/SCI with Poly; 4-7 years in design, development, deployment of web apps; experience with Angular/React/JS; Linux; cloud (C2S/AWS); ETL; microservices; OO programming; Python preferred.
Angular, React, JavaScript, Python, Java, C#, HTML, SQL, Linux, AWS, ElasticSearch, Solr, OpenSearch, Docker, Podman
3mo
Save
Mark Applied
Hide
Full Stack Developer
Ashburn, Virginia, United States
OnsiteFull Time
5+ YOEBachelor's degree and 5-8 years experience; HTML, JavaScript, CSS, XML, JSON; AWS; JQuery, Angular, React; SQL; JEE Web Tier technologies; EJBS; Web services (SOAP/REST); Unix/Linux; JEE Server experience; JMS; JDBC/JPA/Hibernate; microservices experience.
Java/JEE, Web technologies, Cloud AWS, Frontend frameworks (Angular/React/JQuery), Databases JDBC/JPA/Hibernate, Web services (SOAP/REST), Unix/Linux, Server runtimes (Tomcat/WebLogic/WebSphere), Microservices, Eclipse, Spring Boot, Kubernetes, Docker, Jira, Confluence, JMS, JDBC, Hibernate, SOAP/REST, JSP/Servlets
1mo
Save
Mark Applied
Hide
Full Stack Developer (Python)
Ashburn, Virginia, United States
$125k-$151k/yr OnsiteFull Time
7+ YOEU.S. citizen able to pass background investigation, B.S. in CS or related (or equivalent experience), 7+ years technical experience in containerized Linux, experience with Python, Java/Spring Boot, Angular, PostgreSQL, microservices, and AWS; Agile experience.
Python, PostgreSQL, Java, Spring Boot, Angular, TypeScript, Angular Material, JavaScript, CSS, HTML, AWS, microservices, Git, SQL, MySQL, NGRX, NGXS, Kafka, CI/CD, Linux
1mo
Save
Mark Applied
Hide
Software Engineer
Chantilly or Denver
$82k-$172k/yr OnsiteFull Time
5+ YOEBachelor's in computer science, 5+ years Java development, active TS/SCI with Polygraph, Security+ (preferred), experience with Spring Boot, microservices, GitLab CI/CD and cloud/container architectures.
Java, Spring Boot, GitLab
1mo
Save
Mark Applied
Hide
Software Engineer 1
Herndon or Potomac
OnsiteFull Time
U.S. citizenship and active TS/SCI with Full Scope Polygraph required. Proficiency in Python, Django or Flask, MongoDB or MariaDB, REST endpoint development, and microservice design.
Python, Django, Flask, MongoDB, MariaDB, Swagger, AWS, C2S, Docker, Visual Studio Code, JSON, XML, Jira, Confluence, Git
1mo
Save
Mark Applied
Hide
Full Stack Python Developer
Ashburn or United States
RemoteFull Time
7+ YOEUS citizen able to obtain Public Trust, Bachelor’s in CS or related, 7+ years experience, containerized Linux experience, proficiency with Python, PostgreSQL, Java/Spring Boot, Angular/TypeScript, microservices, and AWS.
Python, PostgreSQL, Java, Spring Boot, Angular, TypeScript, Angular Material, AWS, Linux, microservices, RESTful services, HTML, CSS, JavaScript, Git, SQL, MySQL, PostgreSQL Server, ETL, Kafka, NGRX, NGXS, UML, CI/CD
1d
Save
Mark Applied
Hide
Software Developer
Washington or Chantilly
RemoteFull Time
Bachelor's in CS/SE/IT, software development experience under general supervision, familiarity with secure coding, CI/CD/DevSecOps, eligibility for DHS EOD and Secret clearance, strong communication and attention to detail.
DevSecOps, CI/CD, AWS, Azure, containers, microservices, version control
5d
Save
Mark Applied
Hide
Software Engineer - C#/ BCS
Reston, Virginia, United States
OnsiteFull Time
3+ YOE3–5 years software development experience with C#/.NET, SQL Server, APIs/microservices, Git, unit testing; bachelor's in CS or equivalent experience preferred.
C#, .NET, .NET Core, SQL Server, gRPC, REST, Git, GitHub, Azure DevOps, CI/CD
Explore Jobs