Principle React Developer (Only W2 - Onsite)

Performix Business Services

• $125K — $150K *
Information Technology
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Computer Science, Engineering, or related field, or equivalent experience.
  • 8+ years of software development experience, including roles as a Technical Lead or senior contributor.
  • Advanced expertise in ReactJS, TypeScript, JavaScript, HTML5, CSS3, component architecture, and state management.
  • Experience delivering enterprise-scale web applications with knowledge of performance, scalability, accessibility, and secure development practices.
  • Experience with REST and/or GraphQL APIs; familiarity with Node.js is a plus.
  • Hands-on experience with CI/CD, Git, automated testing, and modern DevOps practices.
  • Ability to influence technical decisions and communicate effectively in an Agile environment.

Responsibilities

  • Lead frontend architecture and development using ReactJS and TypeScript.
  • Define engineering standards, reusable patterns, and technical guardrails for quality practices.
  • Collaborate with UX designers to create intuitive, responsive, and accessible user experiences.
  • Integrate applications with REST and GraphQL APIs, including backend-for-frontend services.
  • Drive CI/CD, automated testing, observability, and production reliability.
  • Resolve complex technical challenges and manage technical debt proactively.
  • Mentor engineers through coaching and architectural reviews.
  • Collaborate with global teams to deliver enterprise digital solutions.

Benefits

  • Opportunity for right-to-hire after one year based on performance.
  • Collaborative work environment with mentorship opportunities.
  • Work partially onsite for improved team engagement and collaboration.
  • Engage in high-level architecture discussions with senior management.
Full Job Description
Job Description
Job Description:
• Reports to the Engineering Manager.
• Works with Eng Mgr. & Architect at high level.
• Must be able to understand and collaborate at high level to execute
• Location: Andover, MA (north of Boston)
• Must be onsite 2-3 days per week to collaborate with manager and architect
• Duration: One year. Right to hire if the employee performs well.

Duties in Short:
• Frontend Technical Lead to guide the architecture, development, and delivery of modern web applications and digital platforms.
• The role combines hands-on engineering with technical leadership to deliver secure, scalable, accessible, and high-performing user experiences.
• The successful candidate will provide technical direction, mentor engineers, and collaborate with Product Owners, UX teams, architects, backend engineers, and DevOps teams across our global organization.
• Sr React Developer that can stand alone with no support and take direction from senior engineer and senior architect and intimately know how to accomplish the needed work.
• The role is tied to a new platform and installing a portal for internal engagement and use by the company business units.

Key Responsibilities
• Lead frontend architecture and development using ReactJS and TypeScript.
• Define engineering standards, reusable patterns, code quality practices, and technical guardrails.
• Partner with UX designers to deliver intuitive, responsive, and accessible experiences using Figma and shared design systems.
• Integrate applications with REST and GraphQL APIs, including Node.js backend-for-frontend services where appropriate.
• Drive CI/CD, automated testing, observability, performance, security, and production reliability.
• Resolve complex technical issues and proactively manage technical debt.
• Mentor engineers through technical coaching, architecture reviews, and code reviews.
• Collaborate with global product, architecture, platform, and business teams to deliver enterprise digital solutions.

Required Qualifications
• Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
• 8+ years of software development experience, including experience as a Technical Lead or senior technical contributor.
• Advanced expertise in ReactJS, TypeScript, JavaScript, HTML5, CSS3, component architecture, and state management.
• Experience delivering enterprise-scale web applications with strong knowledge of performance, scalability, accessibility, and secure development.
• Experience integrating REST and/or GraphQL APIs; working knowledge of Node.js is preferred.
• Hands-on experience with CI/CD, Git, automated testing, and modern DevOps practices.
• Ability to influence technical decisions, communicate clearly, and lead across teams in an Agile environment.

Preferred Qualifications
• Experience with Next.js, micro-frontends, monorepos, design systems, or reusable component libraries.
• Experience with Azure, Azure DevOps, Terraform, GitHub Actions, Docker, or Kubernetes.
• Strong product mindset and ability to balance user experience, technical quality, business value, and delivery speed.

Leadership Expectations
• Own outcomes across delivery, technical quality, system health, and maintainability.

  • Set frontend direction and raise the bar for engineering excellence across teams.

Requirements

Required Qualifications
• Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
• 8+ years of software development experience, including experience as a Technical Lead or senior technical contributor.
• Advanced expertise in ReactJS, TypeScript, JavaScript, HTML5, CSS3, component architecture, and state management.
• Experience delivering enterprise-scale web applications with strong knowledge of performance, scalability, accessibility, and secure development.
• Experience integrating REST and/or GraphQL APIs; working knowledge of Node.js is preferred.
• Hands-on experience with CI/CD, Git, automated testing, and modern DevOps practices.
• Ability to influence technical decisions, communicate clearly, and lead across teams in an Agile environment.

Preferred Qualifications
• Experience with Next.js, micro-frontends, monorepos, design systems, or reusable component libraries.
• Experience with Azure, Azure DevOps, Terraform, GitHub Actions, Docker, or Kubernetes.
• Strong product mindset and ability to balance user experience, technical quality, business value, and delivery speed.

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