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Aequilibrium logo
Aequilibrium

We craft remarkable experiences.

Senior Front End Developer, React.js – Contract

Frontend EngineerSoftware EngineerContractRemoteSeniorTeam 51-200H1B No SponsorCompany SiteLinkedIn

Location

Canada

Posted

81 days ago

Salary

$60 - $90 / hour

Seniority

Senior

Job Description

Senior Front End Developer, React.js – Contract

Aequilibrium

• Build, develop, and maintain complex, responsive web applications from the ground up using a variety of modern stacks. • Design and implement modular, scalable, and reusable code structures that serve as the foundation for future development. • Collaborate with distributed teams to integrate diverse APIs and services (Java, .NET, Node.js), ensuring seamless data flow and system reliability. • Transform high-fidelity prototypes into performant, accessible, and pixel-perfect code. • Optimize application performance across the entire stack, ensuring sub-second response times and cross-browser consistency. • Lead code reviews, establish best practices, and mentor intermediate developers to elevate the team's technical bar. • Drive continuous improvement within an Agile/SCRUM environment, participating in all ceremonies and contributing to process evolution.

Job Requirements

  • 10+ years of professional experience in Full-Stack development, with at least 3 years in a Senior or Lead capacity.
  • Proven, recent experience developing production-grade applications in Java (Spring Boot), .NET (C# / .NET Core), and Node.js.
  • Expert-level proficiency in React.js (Fluency is mandatory), TypeScript, HTML5, and CSS3 (Sass/LESS).
  • 5+ years of deep experience with TypeScript and Python.
  • Hands-on experience with Azure backend systems and/or C# backends, including integration with Azure App Services, Functions, and Key Vault.
  • Solid understanding of RESTful APIs and GraphQL; experience designing contracts that bridge diverse backend ecosystems.
  • Extensive experience with testing frameworks (Jest, Mocha, xUnit, JUnit) and a "test-first" development mindset.
  • Experience working in the Professional Services / Consulting industry, managing client expectations and navigating high-ambiguity projects.

Benefits

  • Competitive compensation
  • Remote-first location
  • Medical, dental, and extended health benefits (premiums fully covered by the company!)
  • Employee bonus programs
  • Team-bonding events

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