99 back end developer jobs at 64 companies in White Marsh, MD
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Backend Developer
Bethesda, Maryland, United States
$110k-$115k/yr OnsiteFull Time
5+ YOE5+ years backend experience with Java/Spring Boot, SQL/Hibernate, microservices, DevSecOps CI/CD, Aurora PostgreSQL; active U.S. citizenship and secret clearance required; bachelor's degree required.
Java, Spring Boot, Aurora PostgreSQL, SQL, Hibernate/JPA, EMR, EKS, API Gateway, Cognito, SQS, SES, Lambda, MQTT, DevSecOps, SAST/DAST
2mo
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Back End Developer
Washington, District of Columbia, United States
OnsiteFull Time
4+ YOE4+ years in full stack/developer roles; strong Ruby on Rails; frontend with Vue/React/TypeScript; RESTful and GraphQL APIs; databases PostgreSQL/MySQL/MongoDB/DynamoDB; AWS; CI/CD; healthcare data security knowledge.
Ruby, Ruby on Rails, VueJS, ReactJS, TypeScript, BlueprintJS, TailwindCSS, Bootstrap, RESTful APIs, GraphQL, PostgreSQL, MySQL, MongoDB, DynamoDB, Salesforce, Stripe, Authorize.net, Git, CI/CD, AWS
1w
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Backend Engineer
Washington, District of Columbia, United States
$121k-$165k/yr OnsiteFull Time
5+ YOE5+ years building production backend systems and APIs; strong skills in backend languages; experience with databases, cloud (AWS preferred), CI/CD, testing, security, and reliability.
Python, Go, Java, TypeScript, AWS, CI/CD, NOS
2w
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Backend Developer - Remote
Washington or United States
RemoteFull Time
US citizens only. Strong Ruby on Rails experience, OOP and design patterns, ETL/data transformation, relational databases (PostgreSQL/MySQL), RESTful APIs, Git, strong problem-solving and communication skills.
Ruby on Rails, PostgreSQL, MySQL, Git, Sidekiq, Resque, AWS, Azure, Google Cloud, Docker, CI/CD
1mo
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Back-End Software Developer
Arlington, Virginia, United States
$120k-$160k/yr OnsiteFull Time
U.S. citizen with active Secret clearance; experience with C#/.NET Core or .NET Framework, PL/SQL, API development, RESTful services, Git/Gitlab, and enterprise application delivery in Agile environments.
Microsoft .NET Core, Microsoft .NET Framework, C#, PL/SQL, Git, Gitlab, REST API, JWT, Docker, CI/CD
3w
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Senior Backend Engineer
Columbia, Maryland, United States
$100k-$120k/yr HybridFull Time
4+ YOEBachelor's or equivalent,4+ years building backend systems/APIs,strong AWS,Docker,Python or Node.js,CI/CD and infrastructure-as-code experience,ability to meet security vetting.
AWS Lambda, API Gateway, Amazon S3, Amazon EC2, ECS, EKS, CloudFormation, Docker, Python, Node.js, CI/CD, OAuth, OpenID
1mo
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Backend Software Developer
Annapolis Junction, Maryland, United States
$166k-$222k/yr HybridFull Time
Active TS/SCI with Polygraph required; experience developing, testing, and documenting backend software; experience with AWS, Jira, Confluence, Agile; ability to create test procedures and support integrations.
Amazon Web Services (AWS), Jira, Confluence
1mo
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Senior Backend Engineer - Java
United States or Tampa or Boston or Atlanta or New York City or Columbus or Chicago or Philadelphia or Raleigh or Charlotte or Minneapolis or Dallas or Washington D.C. or Austin or Miami or Newark
$152k-$194k/yr RemoteFull Time
8+ YOE8+ years experience with Java/Spring Boot, JPA/Hibernate, relational databases; experience designing event-driven microservices, strong testing practices, AI-assisted development familiarity, BA/BS or equivalent.
Java 17, Java 21, Spring Boot 3.x, JPA/Hibernate 6, Postgres, Kafka, DynamoDB, Redis, OpenSearch, AWS, Docker, Kubernetes, Datadog, ArgoCD, TeamCity, Claude Code, Cursor, Codex, Model Context Protocol (MCP), GitHub, SonarQube
1mo
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Senior Engineer, Backend
Washington, District of Columbia, United States
HybridFull Time
Production experience building backend services in TypeScript and Go, PostgreSQL schema and query optimization, AWS and containerized deployments, API design, AI-assisted development experience; U.S. citizenship and bachelor's or equivalent required.
TypeScript, Go, Python, Claude Code, Cursor, AWS, Docker, ECS, EKS, PostgreSQL, REST, gRPC, RabbitMQ, SQS, Kafka, React, OPA/Rego
1mo
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Back-End Software Developer
Arlington, Virginia, United States
OnsiteFull Time
U.S. citizen with active Secret clearance; proven API development using C#/.NET Core or .Net Framework; PL/SQL and relational DB experience; REST/JWT, Git/GitLab, Docker, CI/CD; enterprise application development in Agile.
C#, .NET Core, .Net Framework, PL/SQL, SQL, Git, GitLab, REST, JWT, Docker, CI/CD, VB.NET
1w
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Library Support Backend Developer
Beltsville, Maryland, United States
OnsiteFull Time
6+ YOE6+ years building enterprise database-driven applications; expert with Python, Django, GraphQL, REST, SQL Server/MySQL/PostgreSQL, Docker, Git; accessibility (Section 508/WCAG) experience required.
Python, Django, GraphQL, REST APIs, SQL Server, MySQL, PostgreSQL, Git, GitHub, Docker, Linux, HTML, XHTML, CSS
2w
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Back-End Software Developer
Fort Meade, Maryland, United States
$115k-$125k/yr OnsiteFull Time
7+ YOE7+ years software development experience, bachelor’s degree, active secret or interim clearance, DevSecOps and cloud experience, proficiency with OOP and scripting, CI/CD and containerization expertise.
Jira, Jenkins, GitLab, NPM, Cypress.io, esbuild, Bun, Apache Tomcat, Maven, SonarQube, AWS, Kubernetes, RedHat Linux, Fortify, JUnit5, Ansible
2w
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Sr. Backend Engineer (.NET Core)
Washington or Falls Church
RemoteFull Time
6+ YOE6+ years backend development with 4+ years .NET Core/C#, experience leading offshore teams, Azure SQL, Azure Service Bus, Azure API Management, CI/CD with Azure DevOps and Veracode, API and microservices design.
.NET Core, C#, Azure SQL, Azure Service Bus, Azure API Management (APIM), Azure DevOps, Veracode, React, Oracle Fusion Cloud, Claude Code, GitHub Copilot, Cursor
2mo
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Federal Back-End Engineer
Washington or United States
RemoteFull Time
7+ YOEBachelor's in CS or related,7+ years software engineering,expert SQL,cloud (AWS/Azure/GCP),Docker/Kubernetes,GraphQL/ETL experience,ability to obtain/maintain TS clearance.
ETL, GraphQL, Python, Java, Go, Scala, C++, TypeScript, AWS, Azure, GCP, Docker, Kubernetes, SQL, PostgreSQL, Neo4j
5d
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Knowledge Engineer Manager - Back-end Engineer
Seattle or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or New York City or Cleveland or Oklahoma City or Austin or Albany or Chicago or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or San Francisco or Morristown or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$80k-$294k/yr HybridFull Time
5+ YOEMinimum 5 years in knowledge graph hydration, ontology mapping, graph and relational databases, vector databases, Python or Java, and REST API development; bachelor's degree or equivalent experience required.
RDF, OWL, SKOS, RDFS, SPARQL, R2RML, CSVW, SHACL, GraphDB, Stardog, Neo4j, Amazon Neptune, PostgreSQL, MySQL, SQL Server, Pinecone, Weaviate, Milvus, Qdrant, Elasticsearch, OpenSearch, Python, Java, SQL, JSON, XML, CSV, REST APIs, Apache NiFi, Airflow, Docker, Kubernetes, Helm, AWS Neptune, Azure Cosmos DB, GCP, Kafka, RabbitMQ, Git, GraphQL APIs, D3.js, Cytoscape.js, Terraform
3mo
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Backend Software Engineer
Gaithersburg, Maryland, United States
$108k-$195k/yr OnsiteFull Time
6+ YOEActive Top Secret/SCI clearance with CI poly eligibility; bachelor’s (required) or master’s in CS or related; 6+ years experience (varies by degree); strong Java or Python, SQL, REST API, Linux skills.
Java, Python, SQL, Linux, RESTful APIs, Apache Airflow, PostGIS, Spring Boot, Django, GitLab, Jenkins, Docker, OpenShift, Kubernetes, AWS, Azure
4d
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Backend Software Engineer
San Francisco or Los Angeles or Washington or San Diego or Seattle or London
$130k-$220k/yr OnsiteFull Time
Backend and cloud engineering experience with scalable distributed systems; must be a U.S. Person and able to obtain and maintain a U.S. security clearance.
Microsoft Azure, Python, Terraform, Kubernetes, TypeScript, React, CI/CD
1mo
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Backend / Integration Engineer
Washington, District of Columbia, United States
$75-$80/hr HybridFull Time
6+ YOEBachelor's in CS or related (or equivalent experience),6+ years experience (4+ in backend/API integration),strong Python backend skills,REST async integration,Databricks/Spark familiarity,JSON schema design,active Secret clearance with TS/SCI eligibility.
Databricks REST API, Databricks, Spark, Python, JSON, Duality, ServiceNow REST API, ZenML, React, REST API
2w
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Senior Backend Software Engineer
Washington, District of Columbia, United States
$120k-$199k/yr OnsiteFull Time
7+ YOE7+ years software development experience, 1+ year AI/personalization exposure, proficiency with Python and Node.js, relational DB optimization (Postgres/MySQL), AWS, IaC, DevOps tools, monitoring, and strong communication.
Python, Node.js, Postgres, MySQL, AWS EC2, AWS Lambda, AWS S3, AWS ECS, AWS RDS, AWS CloudFormation, Terraform, Docker, Jenkins, CI/CD, Datadog, Splunk, CloudWatch, MongoDB, DocumentDB
2w
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Junior Back-End/DevOps Developer
Arlington, Virginia, United States
$75k-$157k/yr RemoteFull Time
4+ YOE4+ years backend development experience (2+ years Python), REST API and Git/GitHub experience, experience with relational or NoSQL databases, ability to obtain Public Trust clearance.
AWS Lambda, SQS, API Gateway, CloudWatch, S3, OpenAPI, RESTful APIs, Terraform, Git, GitHub, PostgreSQL, MySQL, MongoDB, DynamoDB, GitHub Actions, GitLab CI, Jenkins, Docker, FastAPI, Flask, Django, HTML, CSS, JavaScript
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