Full Stack Developer

Marathon TS supports mission-focused engineering that helps address national security threats. This Full Stack Developer position is based in Washington, DC with a hybrid onsite schedule (70–80% onsite). You will build and support end-to-end capabilities, from backend services and databases to front-end user experiences, within a DevOps and hybrid Agile environment. This role requires an active TS/SCI clearance.

Benefits and working model

• Hybrid onsite in Washington, DC with high colocation (70–80% onsite)
• Compensation: USD 150,000–170,000 per year
• Full-time role supporting real-world deployments and operational support

Responsibilities

• Apply software development techniques and methodologies to solve challenging analytical problems in support of national security threats
• Use engineering skills to automate manual analytical processes
• Deploy developed IT solutions, user applications, databases, and related IT capabilities
• Design and develop specialized user solutions, applications, and databases using a hybrid Agile approach within a DevOps environment
• Provide Tier 3 technical support for deployed applications and databases
• Maintain code integrity and consistent code organization
• Collaborate with the engineering team to design and launch new features, including coordination and documentation of deployment procedures and release plans
• Support off-hours deployments such as evenings or weekends

Requirements

• Active TS/SCI clearance (required)
• Full Time
• High colocation with 70–80% onsite expectations
• Understanding of cloud architectures and enabling tools, including AWS Cloud (GovCloud/C2S)
• Familiarity with AWS and Amazon Web Managed Services
• Experience with JavaScript, Angular, TypeScript, Node.js, MongoDB, JSON, SQL, and XML
• High experience level with back-end programming languages such as Java (Spring) and Python
• Working knowledge of datastores including MongoDB, DynamoDB, PostgreSQL, S3, Redshift, Redis, and Elasticsearch
• Familiarity with technologies such as jQuery, ASP/.Net, NoSQL, PL/SQL, LDAP, HTTP, REST/SOAP, and RDBMS
• Familiarity with configuration management and CI tools such as Git/GitLab, Jenkins, SonarQube, Maven, Ansible, and Chef
• Familiar with Linux/Unix server environments
• Experience with Agile development methodology
• Working knowledge with collaboration tools such as Jira and Confluence

Preferred qualifications

• Working knowledge with platforms and services such as Docker, Kubernetes, JMS/SQS/SNS, Kafka, AWS Lambda, and NiFi
• Working knowledge with public keys and digital certificates
• Experience with automated testing patterns and tools such as Mocha/Chai, JUnit, NUnit, and TestNG
• Experience with DevOps environments
• Expertise in various COTS, GOTS, and open-source tools that support development of data integration and visualization applications
• Experience with cloud message APIs and usage of push notifications
• Specialization in Object Oriented Programming, scripting, and databases
• Familiarity with Python, Groovy, and Shell Script

Technology stack

• TS/SCI clearance
• Front end: JavaScript, Angular, jQuery
• Back end and services: TypeScript, Node.js, Java, Spring, Python
• Data and formats: MongoDB, DynamoDB, PostgreSQL, S3, Redshift, Redis, Elasticsearch, JSON, SQL, XML
• Standards and platforms: HTTP, REST/SOAP, RDBMS, ASP/.Net, PL/SQL, LDAP
• Cloud and tools: AWS Cloud (GovCloud/C2S), AWS, DevOps
• CI and configuration: Git/GitLab, Jenkins, SonarQube, Maven, Ansible, Chef
• Agile collaboration: Jira, Confluence
• Server environment: Linux/Unix

Experience expectations: 5 years with JavaScript (front end) and Java (backend), plus 5 years with AWS (required).