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Javascript Developer Jobs in Crofton, MD, US
1,300+ javascript developer jobs from 420+ companies hiring in Crofton, MD, US.
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RPA Developer (Robotic Process Automation, Associate)
Arlington, Virginia, United States
$122k-$131k/yr HybridFull Time
7+ YOE7+ years of relevant experience; federal financial/business process knowledge; 1-3 years in systems development; 1 year building RPA bots with UiPath, Automation Anywhere, Blue Prism, or Kofax; strong analytical and communication skills.
UiPath, Automation Anywhere, Blue Prism, Kofax, SQL, NoSQL, C#, Visual Basic, Python, JavaScript, Java, .NET REST APIs
4d
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Software Engineer Full Stack & Application Development II (Full Time) – United States
San Jose or New York or Boston or Knoxville or Austin or Milpitas or Alpharetta or Raleigh (RTP) or Maynard or Fulton or Dallas or Atlanta or Hillsboro
HybridFull Time
0+ YOEBackend in Python/C++/Java; frontend JS/TS; REST/GraphQL/gRPC; SQL/NoSQL; cloud familiarity (AWS/Azure/GCP).
Python, C++, Java, JavaScript, TypeScript, REST, GraphQL, gRPC, SQL, NoSQL, AWS, Azure, GCP, Docker, Kubernetes, Terraform, Ansible, CloudFormation, GitHub Actions, Jenkins, CircleCI, Grafana, Prometheus, Splunk, React, Angular, Vue
1w
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Senior Full Stack Software Engineer - Consumer Operations
Austin or Chicago or Washington or New York City
$130k-$160k/yr HybridFull Time
5+ YOESenior full-stack role focused on building high-quality software; collaborate with cross-functional teams; strong frontend and backend skills in modern web tech.
React, Typescript, JavaScript, Python, Snowflake, AWS, Terraform, SQL, MySQL, GitHub Actions, OpenAI
3w
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SOFTWARE ENGINEER - Angular - 8+ yrs of Experience - TS/SCI w/Poly clearance is required - TB
Annapolis or Fort Meade
$200k-$206k/yr OnsiteFull Time
6+ YOEEight+ years SWE experience; TS/SCI with Poly clearance required; Bachelor's in CS or related; Python experience; 6-10 years in similar programs.
Angular, TypeScript, Python, JavaScript, Linux
1w
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Sr. DevOps Solutions Engineer
Washington, District of Columbia, United States
OnsiteFull Time
8+ YOE8+ years of experience leading software development; full-stack DevSecOps with Git, GitHub Actions, Kubernetes; federal government experience preferred; US citizenship.
TypeScript, JavaScript, CSS, HTML, Angular, Node.js, GitHub Actions, Kubernetes, Python, Bash, Grafana, PostgreSQL, PGAdmin, SQL, PgSQL, PgModeler, Swagger, REST, XUnit, Playwright, JIRA, VS Code
1mo
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Site Reliability Engineer
Washington, District of Columbia, United States
HybridFull Time
5+ YOE5+ years systems engineering; Bash, Python, PowerShell; Windows API & integrations; cloud (SaaS/IaaS/PaaS); Microsoft Entra admin; compliance policies; ServiceNow development; Public Trust eligibility; Bachelor’s in CS; ITIL v3/v4 preferred.
Microsoft Entra, ServiceNow, Bash, Python, PowerShell, APIs, Runbooks, Intune, DLP, RBAC, SaaS, IaaS, PaaS, Glide, JavaScript
2w
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JOIN OUR TEAM - Web Scraping Engineer - On-Site (U.S. Citizen - Active Secret Clearance)
Arlington, Virginia, United States
$95k-$105k/yr OnsiteFull Time
3+ YOEU.S. citizen with active secret clearance; local to Arlington, 3+ years web scraping; proficient in Python and Java; knowledge of HTML/CSS/JS, APIs, databases; BS/BA in CS or related IT (experience can substitute).
Python, Java, BeautifulSoup, Scrapy, Selenium, HTML, CSS, JavaScript, APIs, JSON, XML, SQL, Cloud
2w
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Awesome Full Stack Software Engineer (2+ years - Senior Level)
Arlington or Reston
HybridFull Time
2+ YOE2+ years professional experience; proficient in at least one OO language; MVC framework experience; relational DB; Linux; HTTP/REST/HTML/CSS/JS.
Java, Python, C#, C++, Spring, Django, Flask, Rails, MySQL, PostgreSQL, SQLite, Linux, HTTP, REST, HTML, CSS, JavaScript, React, Angular, Vue.js, Bootstrap, Less, Elasticsearch, MongoDB
1mo
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Internship - Frontend Developer
Fairfax, Virginia, United States
OnsiteInternship
0+ YOECurrently pursuing or graduated with a Bachelor’s degree in Computer Science, IT, or related field; basic HTML/CSS/JS; GPA 3.0; UI/UX coursework; strong documentation skills.
HTML, CSS, JavaScript, Frontend frameworks, Git, Visual Studio Code
1mo
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Senior Salesforce Marketing Cloud Developer
Jacksonville or Dallas or Cincinnati or Los Angeles or Sacramento or Richmond or Minneapolis or Boston or Kansas City or Chicago or Tampa or Washington or San Antonio or Houston or Colorado Springs or Nashville or San Diego or Pittsburgh or Tacoma or New York or Phoenix or Fayetteville
HybridFull Time
5+ YOEFive years SFMC admin/developer; Journey Builder, Content Builder, Mobile Studio; three years full lifecycle projects; two years AMPscript/Content Builder; Agile/SCRUM environment.
Salesforce Marketing Cloud, AMPscript, SSJS, Guide Template Language, HTML, CSS, JavaScript, SQL, REST, SOAP
3h
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Tech Consulting - Full-Stack Java Developer - Senior - Multiple Locations (Los Angeles, CA, US, 90017-5418)
Los Angeles or New York City or Hoboken or San Francisco or San Jose or Seattle or Boston or Chicago or St. Louis or Philadelphia or Dallas or Houston or Irvine or San Diego or Portland or Denver or Minneapolis or Nashville or Phoenix or Pittsburgh or McLean or Atlanta or Charlotte or Detroit or Columbus or Cleveland or Akron or Miami
$103k-$188k/yr HybridFull Time
3+ YOE3+ years software engineering; Bachelor's in CS or related field; proficient in at least one modern backend language; full-stack experience; REST APIs; React/Angular or similar; Git; cloud familiarity; travel up to 25%.
Python, Java, JavaScript, TypeScript, React, Angular, Git, Node.js, Spring, .NET, Docker, Kubernetes, REST APIs
1mo
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Web Developer/ Webmaster (IMO-(ASA (FM&C)) (Virginia, Crystal City)
Crystal City, Virginia, United States
OnsiteContract
Public sector web development and content management using front-end tech, SharePoint Admin, accessibility and governance, analytics, and stakeholder collaboration.
HTML, CSS, JavaScript, SharePoint
1mo
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AI Engineer
Columbia, Maryland, United States
OnsiteFull Time
Bachelor's in CS/Engineering/Data Science; experience building or evaluating AI/ML apps; familiar with LLMs, RAG, agentic systems; experience with LangChain, LangGraph, Semantic Kernel, AutoGen, CrewAI, Haystack, LlamaIndex; strong communication; active TS with poly.
LangChain, LangGraph, Semantic Kernel, AutoGen, CrewAI, Haystack, LlamaIndex, Python, JavaScript, TypeScript
2mo
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Software Engineer
Rockville, Maryland, United States
OnsiteFull Time
5+ YOEFive+ years of experience; Bachelor's in Computer Science, Information Systems Management, or related field.
C#, .NET/.NET Core, Visual Studio, SQL, JavaScript, jQuery, Azure DevOps, Git, APIs, JavaScript frameworks
1mo
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Solutions Engineer
Reston or San Diego or San Francisco or Washington or Wilmington or Phoenix or Los Angeles or Houston or Boston or Austin or Atlanta or Raleigh or Baltimore or New York or Dallas or Palo Alto or Short Hills or Minneapolis or Chicago or Seattle or Philadelphia or Miami
$101k-$160k/yr HybridFull Time
5+ YOEEmbedded Solutions Engineer to translate stakeholder needs into backlog-ready requirements and user stories; collaborate with PE and IT; 5+ years' experience.
Microsoft 365, Power Platform, SharePoint, Workflow automation, AI tools, APIs, Graph, SQL, Python, PowerShell, JavaScript, TypeScript, Java, Go, REST/JSON
1w
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Software Engineers
Annapolis Junction or Fort Meade
OnsiteFull Time
Develop, maintain, and optimize software systems; analyze performance; design databases; work with Java/C/C++, Python; exposure to web stacks; TS/SCI clearance.
Java, JavaScript, C, C++, Python, Angular, Docker, Kubernetes, Unix/Linux, MongoDB, Express, React, Node, Go, Vue.js, REST, SOAP, Spring, Hibernate
4w
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Senior SharePoint Developer III
Washington, Virginia, United States
OnsiteFull Time
7+ YOEBachelor's in CS/IT or 8+ years dev experience; 7+ years SharePoint experience; Security+; SharePoint certifications; DoD Secret clearance; strong JS/.NET skills.
SharePoint, Power Platform, PowerApps, Power Automate, Power BI, Office 365, SharePoint Online, SPFx, JavaScript, C#, ASP.NET, VB.NET, Visual Studio, PowerShell
5d
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DevOps Engineer II
McLean, Virginia, United States
OnsiteFull Time
2+ YOE2-4 years IT systems administration; US citizenship; CompTIA Security+; Bachelor's in Engineering/CS/Math/IT; cloud and on-prem experience; RDMS administration; scripting/programming skills.
Linux, Windows, Amazon Web Services, Google Compute Engine, Microsoft Azure, MySQL, Oracle, DB2, SQL Server, Postgres, MariaDB, Java, Javascript, BASH, Perl, Ruby, C#, PHP
2mo
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Data and AI Solutions Engineer
Washington, District of Columbia, United States
$134k-$180k/yr HybridFull Time
4+ YOE4+ years in workflow automation, AI-enabled processes, or orchestration; strong stakeholder engagement; Microsoft 365/Power Platform expertise; low-code and API integrations; AI solution development; strong communication.
Microsoft 365, Power Automate, Power Apps, Copilot Studio, Copilot, M365 connectors, APIs, n8n, Zapier, Workato, Make, Python, JavaScript
1mo
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Senior Test Engineer
Fort Meade, Maryland, United States
$115k-$140k/yr OnsiteFull Time
5+ YOEPlan, execute, and evaluate system tests across hardware, software, networking, virtualization, and cloud environments; DoD testing experience; Python and Linux skills.
Python, Linux, Suricata, Snort, Selenium, JUnit, TestNG, Java, JavaScript
1mo
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Senior Systems Engineer
Annapolis Junction, Maryland, United States
$112k-$196k/yr OnsiteFull Time
5+ YOE5+ years systems administration/engineering; Linux; AWS; Python; Perl; cross-domain; RESTful services; TS/SCI w/ Polygraph
Linux, AWS, Python, Perl, Cross-domain solutions, RESTful web services, Java, Javascript, NiFi, Docker, Kubernetes, Jira
4d
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Senior Automation Engineer
Laurel, Maryland, United States
$131k-$164k/yr HybridFull Time
5+ YOESenior automation engineer with 5-8 years in automation, test automation, DevOps; strong programming in Python/Java/C#; experience with Selenium/Cypress/Playwright; CI/CD; containers; cloud and infra automation.
Python, Java, C#, JavaScript, Selenium, Cypress, Playwright, Robot Framework, Azure DevOps, Jenkins, GitLab CI, GitHub Actions, Docker, Kubernetes, AWS, Azure, GCP, Terraform, Ansible, CloudFormation, JMeter, LoadRunner
2mo
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Lead DevOps Engineer
McLean or Memphis or Dallas
HybridFull Time
5+ YOE1+ MgmtFive years of technology experience; four years with CI tools (GitLab preferred); four years automating delivery; three years Kubernetes; three years AWS; scripting in Bash; on-call reliability support; hybrid role near Memphis, Dallas, or McLean.
Kubernetes, AWS, GitLab, Bamboo, Docker, Terraform, Groovy, Shell, Python, Java, JavaScript
3w
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Senior SailPoint Engineer
Washington, District of Columbia, United States
$140k-$160k/yr OnsiteFull Time
10+ YOE10+ years IT experience; 3+ years SailPoint IdentityIQ; 2 full lifecycle SailPoint implementations; hands-on Java/BeanShell/REST; on-site full-time.
SailPoint IdentityIQ, Java, BeanShell, JavaScript, XML, REST APIs, LDAP, Active Directory, Azure AD, SAML, OAuth, SCIM, SQL, UNIX/Linux, Windows, Azure DevOps
3d
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Systems Engineer- SME (A&P)
Annapolis Junction or Washington or Reston
OnsiteFull Time
9+ YOE9 years of experience in Systems or IT roles; HS Diploma/GED; active TS/SCI with CI Poly; NCR location; ability to work in government contracting.
Microsoft Office, HTML, CSS, JavaScript
2mo
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SharePoint Developer / Solution Architect - Sr
Silver Spring, Maryland, United States
$70k-$90k/yr OnsiteFull Time
8+ YOE8+ years in SharePoint Online and Power Platform; strong UI, HTML5/JS/CSS/XML; GCC environment; Agile/Scrum; excellent communication.
Microsoft Power Platform, SharePoint Online, PowerApps, Power Automate, Power BI, HTML5, JavaScript, CSS, XML, Web Services
1mo
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Customer Support Engineer (CSE)
Arlington, Virginia, United States
HybridFull Time
7+ YOEProvide technical, analytical, and operational support for ITS/DMM/BearTracks/WebDOX; DoD RMF compliant; active Secret clearance required.
SQL Server, HTML, CSS, JavaScript, ACAS, STIG, RMF
1w
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Systems Integration Engineer (Government)
Reston, Virginia, United States
$108k-$190k/yr OnsiteFull Time
1+ YOETS/SCI with polygraph, bachelor’s degree or 1 year experience, Linux CLI, Python, strong troubleshooting, ability to work independently or in a team, 8570 compliance.
Python, Bash, PowerShell, Java, JavaScript, HTML, CSS, Apache NiFi, Grafana, Ansible, Active Directory, VMware, Nutanix, Oracle DB, MongoDB, PostgreSQL, MySQL, REST APIs, Linux, Windows Server
1mo
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AI/ML Engineer Internship
Annapolis, Maryland, United States
$28/hr HybridTemporary
US citizenship; ability to obtain security clearance; Maryland resident or Maryland college student; pursuing Bachelor's/Master's in CS/CE/DS/AI; 400+ hours during internship window; proficiency in AI/ML tools and programming; experience with Linux/Windows; Agile/Lean experience.
Python, C#, JavaScript, .NET, Node, AngularJS, scikit-learn, PyTorch, TensorFlow, SciPy, MATLAB
1w
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Senior Systems Engineer #339
Washington, District of Columbia, United States
$103k-$174k/yr OnsiteFull Time
5+ YOEFive to eight years of relevant work experience; Secret security clearance; experience with storage, LAN/WAN/SAN, databases, troubleshooting, and Splunk; on-call rotation.
Splunk, Red Hat Enterprise Linux (RHEL), Ansible, Python, JavaScript, REST APIs, LAN/WAN, SAN
2mo
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Digital Engineer (Wilmington, NC, US, 28405)
Wilmington, North Carolina, United States
$141k/yr OnsiteFull Time
1+ YOEBS/MS in Computer Science or IT-related field; 1-3 years manufacturing automation/optimization experience; travel about 10%.
Python, C#, HTML, JavaScript, .NET, Flask, Microsoft IIS, Visual Studio, Git, SSRS, SQL, Power BI
2mo
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Front-End Developer, Senior/Mid- JCC2-JCO
Fort Meade, Maryland, United States
OnsiteFull Time
7+ YOEBachelor's degree; 7-10 years front-end/software dev; DevSecOps, UI/UX; cloud; Jira; Jenkins; GitLab; multiple tech stacks.
Jira, Jenkins, GitLab, Apache, Ember, Javascript, Java, Node
1mo
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REMOTE Maximo Application Suite (MAS) Technical Engineer
Lanham or Cleveland or Hampton or Huntsville or Kennedy Space Center or Stennis
RemoteFull Time
8+ YOE8+ years Maximo engineering, advanced Linux, MAS, OpenShift, API integrations, BI/reporting knowledge.
Maximo, Linux, OpenShift, Python, XML, JavaScript, JSON, REST API, MIF, BIRT, Power BI, Jira Service Management, Docker
3w
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ServiceNow Claims Lead Engineer
Jacksonville or Washington
$120k-$180k/yr OnsiteFull Time
8+ YOE8+ years software engineering with hands-on ServiceNow; expertise in ServiceNow CSM, App Engine, Integration Hub; enterprise integrations and data pipelines; strong communication and leadership.
ServiceNow, CSM, App Engine, Integration Hub, JavaScript
2mo
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Computer Systems Security Engineer
Fort Belvoir, Virginia, United States
OnsiteFull Time
7+ YOEActive DoD Top Secret clearance; Security+; extensive eMASS experience; BS in Information Technology or related field; 7+ years in cyber security; Army network experience.
eMASS, AWS, Java, Spring, JavaScript, NIST
1mo
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Senior Splunk Security Engineer
Washington, District of Columbia, United States
$80-$95/hr OnsiteFull Time
5+ YOESenior Splunk engineer with 5+ years in distributed deployments, ES/SOAR, and cross-platform admin; bachelor’s degree and multiple security certifications preferred.
Splunk, Splunk ES, SOAR, Windows, Linux, Python, Bash, XML, JavaScript, Perl, PowerShell, REST API, SQL
2mo
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Sr. ETL/SQL Engineer
McLean, Virginia, United States
$110k-$150k/yr OnsiteFull Time
8+ YOE8+ years ETL/SQL, database design, SQL tuning, data security; able to obtain government clearance; Bachelor's in CS/IS/Engineering or equivalent.
Java, Python, C#, JavaScript, AWS, Azure, Git, Jira, Jenkins, Docker, Kubernetes
2mo
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Sr Systems Engineer SRE
Wilmington or Urbandale or Irving or Manassas
HybridFull Time
5+ YOE5+ years IT/infrastructure, 5+ years SRE/DevOps, scripting, observability, cloud/hybrid, Kubernetes, GitOps, automation, security best practices
Dynatrace, Datadog, ELK Stack, Kubernetes, Helm, Prometheus, GitOps, GitHub Actions, Terraform, Ansible, Chef, Puppet, Python, Go, Bash, JavaScript
3w
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Sr Software Engineer - Platform Data Query
San Diego or Santa Barbara or Dallas or New York City or Chicago or San Francisco or Washington DC or Denver
$138k-$173k/yr RemoteFull Time
5+ YOEExperience operating and scaling data pipelines with Iceberg, Trino, Kafka, Flink, and cloud data lakes.
Apache Flink, Kafka, Trino, Iceberg, AWS Glue, AWS S3, AWS Athena, Python, Ruby, Java, JavaScript, C#, SQL
2mo
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Testing Specialist Automation
College Park, Maryland, United States
OnsiteFull Time
5+ YOE5+ years IT experience with test automation frameworks in Java/JavaScript; automation scripts for microservices/APIs; BDD with Cucumber; Java/JavaScript/TypeScript; automation tools like Playwright/Selenium/Cucumber; REST APIs; CI/CD.
Playwright, Selenium, Cucumber, Newman, Java, JavaScript, TypeScript, Sauce Labs, Jenkins, Git, PostgreSQL, SQL Server, Oracle, JUnit, TestNG, JMeter, Gatling, BlazeMeter
HiringCafe market data
Javascript Developer Jobs market signals in Crofton, MD, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
1,300+
Hiring companies
420+
Fresh sample
42% new in 30d
Salary visibility
49% show pay
Companies appearing in this market
ANGARAIHalogen Engineering GroupArtera TechnologiesAgil3 Technology SolutionsAmerican Speech-Language-Hearing AssociationAppFolioAppianAT&T
Work location mix in visible results
Onsite: 29Hybrid: 14Remote: 2