Software Engineer Level 3

Markon

1d•$225,000 - $240,000

About The Position

Markon is seeking a Software Engineer Level 3 to support the development of modern, cloud-based, microservices-driven applications for the Fort Meade Customer. This role spans full stack development, with a focus on building scalable frontend interfaces and high-performance backend services. The engineer will work across distributed systems, cloud infrastructure, and data-driven platforms to deliver resilient, mission-focused solutions.

Requirements

Active TS/SCI w/ Polygraph with this Customer.
Bachelor’s degree in Computer Science, Engineering, or related field
12+ years of software engineering experience
Strong experience with frontend development using JavaScript and React/JSX
Experience with backend development using Node.js, Python, and/or Rust
Experience designing and deploying microservices architectures
Hands-on experience with Kubernetes and container orchestration
Familiarity with CI/CD, infrastructure as code, and cloud migration strategies
Experience with distributed systems, messaging frameworks, and real-time data processing
Knowledge of monitoring, logging, and observability tools (e.g., Grafana)
Experience working with relational and NoSQL databases
Familiarity with big data and data flow tools such as NiFi
Understanding of security labeling and compliance standards (e.g., CAM, LAC, COI)
Ability to work independently and as part of a team

Responsibilities

Develop and maintain full stack applications using modern frontend and backend technologies
Build responsive user interfaces using JavaScript, React, and JSX (with exposure to TypeScript)
Design and implement backend services using Node.js, Python, and Rust for high-performance components
Develop and deploy microservices architectures using Kubernetes and Helm
Implement service mesh, load balancing, and multi-site deployment strategies
Support cloud migration efforts and optimize cloud-based system performance
Integrate messaging systems such as Kafka, RabbitMQ, or other message fabrics
Utilize infrastructure as code tools (e.g., Terraform, Ansible, Salt) for deployment and automation
Develop and maintain real-time data processing using WebSockets and streaming technologies
Implement testing frameworks (e.g., Jest) to ensure code quality and reliability
Monitor system performance using tools such as Grafana and InfluxDB
Work with a variety of data stores including MySQL, Redis, Elasticsearch, and Neo4j
Collaborate with cross-functional teams and contribute to system architecture decisions