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[Remote] Software Engineer III - Full Stack (React + Java/Go)

Remote Full-time Now Hiring

Note: The job is a remote job and is open to candidates in USA. Avenue Code is a consultancy company seeking a Software Engineer III to join a client's FanApp team and build next-generation shopping experiences for sports fans. The role focuses on full-stack consumer product development, including user experiences, backend integrations, instrumentation, performance optimization, testing, and production excellence.

Responsibilities

  • Design, build, test, and ship high-quality user experiences and support integrations for FanApp surfaces across search, recommendations, merchandising, promotions, and product discovery
  • Build robust integrations with backend APIs and services, with careful attention to performance, reliability, and maintainability
  • Implement instrumentation and eventing that help the team understand fan behavior, feature adoption, experimentation outcomes, and funnel performance
  • Partner with product managers, designers, and engineers across teams to translate business goals into scalable technical solutions and deliver them with high quality
  • Identify and resolve performance bottlenecks, improve app responsiveness, and help create exceptional fan experiences
  • Write clean, well-tested, maintainable code and contribute to code reviews, documentation, automation, and engineering best practices
  • Take ownership of well-scoped projects, drive execution from design through launch, and help improve team efficiency and delivery quality
  • Support production excellence by debugging issues, improving observability, and contributing to a strong quality and release culture

Skills

  • Bachelor's degree in Computer Science or a related field, or equivalent practical experience
  • 5+ years of professional software engineering experience building consumer-facing applications or platforms
  • Strong experience with modern frontend or app development technologies and patterns, including component-based UI development and API-driven applications
  • Solid foundation in React, JavaScript or TypeScript and experience building maintainable, scalable user-facing systems
  • Experience integrating with backend services using RESTful APIs and building resilient client-side data flows
  • Experience writing unit and integration tests and contributing to a culture of code quality and continuous improvement
  • Strong problem-solving, debugging, collaboration, and communication skills
  • Solid experience with Go or Java
  • Experience building native apps, mobile web, or high-scale ecommerce experiences
  • Experience with search, recommendations, personalization, experimentation, or merchandising systems
  • Familiarity with analytics and event instrumentation for consumer products
  • Experience improving performance, observability, and release quality for customer-facing applications
  • Experience working in cross-functional products and engineering teams in a fast-paced environment
  • Prior experience serving as a tech lead on product or platform initiatives is a plus

Company Overview

  • Avenue Code is an IT consulting firm that specializes on Agile ecommerce software development. It was founded in 2008, and is headquartered in San Francisco, California, USA, with a workforce of 1001-5000 employees. Its website is http://www.avenuecode.com.
  • Company H1B Sponsorship

  • Avenue Code has a track record of offering H1B sponsorships, with 4 in 2026, 4 in 2025, 6 in 2024, 7 in 2023, 11 in 2022, 11 in 2021, 12 in 2020. Please note that this does not guarantee sponsorship for this specific role.