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
2mo
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Junior Backend Software Developer
Columbia, Maryland, United States
$115k-$160k/yr OnsiteFull Time
3+ YOETop Secret/SCI clearance with polygraph; bachelor's degree; 3 years software development; Java, REST, Spring Boot; MongoDB; automated testing.
Java, Spring Boot, MongoDB, REST, Automated Testing
1mo
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Geospatial Backend Developer – Multiple Positions at Junior/Mid/Senior Levels
Springfield or Vienna or St. Louis or Sun Prairie
OnsiteFull Time
2+ YOEUS citizen with active/current Top Secret/SCI clearance, Bachelor's in CS/Engineering/GIS/STEM, 2+ years backend development experience using Python/Node.js/Java, ArcGIS Enterprise experience, containerization (Docker/Kubernetes), REST API design, and cloud familiarity.
Esri, ArcGIS Enterprise, ArcGIS Enterprise SDKs, Python, Node.js, Java, Docker, Kubernetes, PostgreSQL, PostGIS, Microsoft SQL Server, Azure, AWS, GCP, REST
1mo
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Geospatial Backend Developer – Multiple Positions at Junior/Mid/Senior Levels
Springfield or Vienna or St. Louis
OnsiteFull Time
2+ YOERequires US citizenship and active Top Secret/SCI clearance, Bachelor’s in CS/Engineering/GIS or STEM, 2+ years backend experience, Python/Node.js/Java, ArcGIS Enterprise experience, containerization (Docker/Kubernetes), REST API design.
Esri, ArcGIS Enterprise, ArcGIS Enterprise SDKs, Python, JavaScript, Node.js, Java, REST APIs, Docker, Kubernetes, PostgreSQL, PostGIS, SQL Server, Azure, AWS, GCP
2mo
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Mid-Level Backend Software Engineer
Gaithersburg, Maryland, United States
$87k-$157k/yr OnsiteFull Time
2+ YOEActive Top Secret/SCI clearance with CI poly eligibility; bachelor's or master's in computer science/software engineering; 2–8 years experience depending on degree; strong Java or Python, REST API, SQL, and Linux skills.
Java, Python, SQL, Linux, Apache Airflow, Spring Boot, Django, GitLab, Jenkins, Docker, OpenShift, AWS, Azure
1w
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Junior Software Developer (Backend Focused)
Annapolis Junction, Maryland, United States
OnsiteFull Time
3+ YOE3+ years software engineering with a technical Bachelor's (or 7+ years experience), strong Java and Spring Boot skills, MongoDB or similar DB experience, and automated testing experience; active TS/SCI with poly required.
Java, Spring Boot, MongoDB, Apache Kafka, Linux, Vue.js
3mo
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Senior Software Engineer – Backend
Arlington, Virginia, United States
$120k-$206k/yr HybridFull Time
6+ YOE6+ years backend experience with C#, ASP.NET Core, AWS, databases, and distributed systems.
C#, ASP.NET Core, Relational Databases, NoSQL, AWS, EC2, S3, Lambda, RDS, DynamoDB, SQS, SNS, EventBridge, Terraform, CloudFormation, Docker, Kubernetes
1mo
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Software Development Engineer II- Back End
Redlands or St. Louis or Vienna
$97k-$162k/yr OnsiteFull Time
2+ YOE2+ years backend engineering experience; professional experience with Python, Node.js/JavaScript, and Java; experience with ArcGIS Enterprise, containerization (Docker/Kubernetes), API design, and Top Secret/SCI clearance required; Bachelor's in STEM.
Python, Node.js, Java, ArcGIS Enterprise, ArcGIS Enterprise SDKs, Docker, Kubernetes, Azure, AWS, GCP, PostgreSQL, PostGIS, SQL Server
1mo
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Junior Data Integration Developer
McLean, Virginia, United States
HybridFull Time
1+ YOEBachelor's in CS/SE/IS or related field; 1–2 years backend/API integration; REST APIs; AWS; JS/TS; Docker/Kubernetes; Git/CI/CD.
REST API Development, AWS Cloud Services, JavaScript/TypeScript, React/Angular/Vue.js, Docker & Kubernetes (EKS), AWS Lambda / API Gateway, Data Transformation & Validation, CI/CD Pipelines, Git Version Control
2w
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Junior Fullstack + AI Developer
Tysons, Virginia, United States
OnsiteFull Time
0+ YOE0–2 years software development experience; familiarity with modern frontend frameworks, backend development (Python/Node.js/Java), REST APIs, relational/NoSQL databases; interest in AI/ML and LLMs; strong communication and problem-solving.
React, Vue, Angular, Python, Node.js, Java, PostgreSQL, MongoDB, PyTorch, TensorFlow, Hugging Face, LangChain, OpenAI APIs, Git, AWS, Azure, Google Cloud, Docker
6d
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Software Engineer II
Tysons, Virginia, United States
$88k-$123k/yr HybridFull Time
2+ YOEBachelor's degree or equivalent experience, 2+ years professional software development, strong OOP skills (C# preferred), backend/SQL experience, familiarity with modern JS frameworks and unit testing.
C#, .NET, SQL Server, Kafka, Ember.js, Angular, React, iOS, Android
1w
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Software Engineer III
Bethesda or Waltham
$112k-$176k/yr HybridFull Time
2+ YOEBackground in backend development with Java and Node.js, experience with Kafka, SQL Server/MongoDB, RESTful APIs, cloud (AWS/GCP), Docker/Kubernetes/ECS, Jira and VS Code; Masters+2yrs or Bachelors+4yrs.
Java, Node.js, NestJS, Kafka, SQL Server, MongoDB, Jira, VS Code, AWS, GCP, Docker, Kubernetes, ECS
5d
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Software Engineer, Mid
Herndon, Virginia, United States
$69k-$158k/yr OnsiteFull Time
2+ YOE2+ years in object-oriented programming (Java/JEE), backend frameworks (Spring), API/REST development, Linux experience, ability to obtain DoD 8570 certification (Security+ or CISSP), TS/SCI clearance with polygraph required.
Java, JEE, Spring Framework, Spring Boot, REST, Linux, NiFi, Apache NiFi, PKI, MongoDB, Jira, Confluence, Git, GitLab, Kafka
4d
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Software Engineer, Mid
Herndon, Virginia, United States
$69k-$158k/yr OnsiteFull Time
2+ YOE2+ years OOP experience (Java/JEE), backend frameworks (Spring/Spring Boot), REST API development, Linux CLI, NiFi; TS/SCI clearance with polygraph required; ability to obtain DoD 8570 certification (Security+ or CISSP) within 6 months.
Java, JEE, Spring Framework, Spring Boot, REST, Linux, NiFi, MongoDB, Jira, Confluence, Git, GitLab, Apache Kafka
2w
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Software Engineer – Full Stack (Java, AWS, Angular, AI)
Arlington, Virginia, United States
$116k-$135k/yr HybridFull Time
Experience in Java backend and Angular frontend development, AWS production deployments, microservices and REST API design, familiarity with Docker/Kubernetes, CI/CD, SQL/NoSQL databases, and AI/ML application concepts.
Java, Spring Boot, Spring Cloud, AWS, ECS, EKS, Lambda, S3, RDS, DynamoDB, Azure, Angular, HTML5, CSS3, JavaScript, TypeScript, OpenAI, Azure AI Services, LangChain, vector databases, embeddings, Docker, Kubernetes, CI/CD, Bash, MySQL, MongoDB, Cassandra, Kafka, RabbitMQ, AWS API Gateway, Istio, Terraform, CloudFormation
2mo
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Jr Data Integration Developer
Silver Spring, Maryland, United States
$90k-$110k/yr HybridFull Time
1+ YOEBachelor's degree; 1–2 years web app and backend microservices; AWS; REST APIs; JavaScript/TypeScript; React/Angular/Vue; Docker/EKS; HTML/CSS; Git and CI/CD.
AWS, API Gateway, S3, DynamoDB, CloudFront, Lambda, Docker, EKS, React, Angular, Vue.js, HTML5, CSS3, Git, CI/CD
1d
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Software Engineer-Military Spouse Homefront Heroes Hiring Program (HHH)
Iselin or Irving or McLean
$37-$70/hr OnsiteFull Time
2+ YOE2+ years software engineering with frontend/backend development (e.g., Java,C#,JavaScript), containerized app experience on Kubernetes/OCP/AKS/GKE/EKS, CI/CD pipeline experience, cloud provider knowledge, and ability to provide military orders; no visa sponsorship.
Java, C#, JavaScript, Red Hat OpenShift (OCP), Azure Kubernetes Service (AKS), Google Kubernetes Engine (GKE), Amazon EKS, Kubernetes, GitHub Actions, Harness, GitLab, Jenkins, Azure DevOps, Golang, temporal.io, Amazon Web Services, Microsoft Azure, Google Cloud Platform, RAG
1w
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Data Integration Engineer (Systems Engineer, Sr)
Chantilly, Virginia, United States
OnsiteFull Time
1+ YOEU.S. eligibility for DoD clearance, STEM bachelor's or equivalent, 1+ years backend/data services experience, API design (REST/GraphQL), Python/C++/Rust, PostgreSQL/Neo4j/doc DBs, CI/CD and data/security fundamentals.
REST, GraphQL, Python, C++, Rust, PostgreSQL, Neo4j, gRPC, SOAP
2mo
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Associate Software (Full-Stack) Developer
Orlando or Washington
$90k-$115k/yr HybridFull Time
1+ YOEBachelor’s degree in Computer Science, Software Engineering, or related field; 1-5 years of relevant experience; backend in Python; frontend with React; strong Git, Docker; familiarity with Linux and Bash; DoD Secret clearance required (or ability to obtain).
Python, React, Git, Docker, Docker Compose, AWS, Linux, Bash
1w
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Full Stack Software Engineer
Arlington or New York
$160k-$210k/yr HybridFull Time
2+ YOE2+ years full-stack experience preferred. Strong React and JavaScript/TypeScript, Spring Boot backend, PostGIS, AWS (S3,Lambda,ECS/EKS), container/Kubernetes, Git, CI/CD, and real-time data handling skills.
React, JavaScript, TypeScript, Spring Boot, PostGIS, AWS, S3, Lambda, ECS/EKS, Kubernetes, Git, WebSockets, SSE, Mapbox, Leaflet, Deck.gl
3w
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AI Engineer 1 - Platform Integration & AI/Data
Washington, District of Columbia, United States
$80k-$150k/yr OnsiteFull Time
0+ YOEBachelor's in computer science or equivalent, 0-2 years experience; strong backend fundamentals (Python/TypeScript/Go/Java), exposure to CI/CD, version control, REST APIs, and basic DevOps; AI project experience and strong communication.
Palantir Foundry, Databricks, Snowflake, Python, TypeScript, Go, Java, CI/CD, REST APIs
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