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Javascript Developer

HeartCentrix Solutions

Richardson, TX • $40.00 to $60.00 / hr • 11/10/2026

Job Description

Job Description

Position Overview


We are seeking a self-motivated JavaScript/AngularJS Developer to design, build, and support clean, maintainable software applications. This role takes part in all phases of the software development life cycle and works closely with Product Owners, Architects, and other Developers to enhance applications based on end-user requirements. The ideal candidate is energetic, eager to learn, and brings a proactive attitude to the team.

Key Responsibilities

  • Write, test, and document technical work products, including code, scripts, and processes, according to organizational standards and practices
  • Produce clear, concise, well-tested technical work that others can easily understand
  • Debug design-time and run-time problems and identify issues in dependencies or in interactions with other services
  • Design new implementations and enhance existing architectures while maintaining reliability, resiliency, security, and performance
  • Identify and correct issues affecting operational reliability, stability, and performance based on observable telemetry
  • Follow secure coding practices and look for vulnerabilities during code reviews
  • Identify opportunities for automation and simplification and raise them to the team
  • Collaborate with Product Owners, Architects, and Developers to develop and enhance applications
  • Build, deploy, validate, and support clean, maintainable code, and document features for future reference
  • Participate in Agile ceremonies, including daily standups, sprint planning, and retrospectives
  • Manage version control with Git and GitHub, including branching, committing code, and peer reviews

Required Qualifications

  • Bachelor’s degree in Computer Science, Computer Engineering, Information Systems, Engineering, or a related technical discipline, or equivalent experience and training
  • Experience designing, developing, and implementing large-scale solutions in production environments
  • DevOps and CI/CD basics, including how code is built, deployed, validated, and supported
  • JavaScript, TypeScript, HTML, and CSS
  • AngularJS and React
  • JSON, XML, and Postman
  • Cloud infrastructure experience, such as Azure, Kubernetes, and Docker containers
  • Unit testing with frameworks such as Jest
  • Test Driven Development (TDD) and use of testing tools
  • Participation in all phases of the software development life cycle
  • Self-sufficient, self-motivated, and committed to clean, maintainable software

Preferred Qualifications

  • Basic UI/UX principles
  • REST APIs, including fetching and displaying data
  • Implementing and debugging tags
  • Understanding of data layers and event tracking
  • Experience with Tealium iQ and Tealium AudienceStream
  • Familiarity with analytics tools, such as Adobe Analytics, integrated through Tealium

Ideal Candidate


The ideal candidate is an energetic front-end developer with strong JavaScript, AngularJS, and React skills and a genuine interest in clean, testable code. They are comfortable with CI/CD and cloud basics, follow secure coding practices, collaborate well in an Agile team, and keep learning.