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FullStack Engineer for E-commerce (Kotlin/React)

company
Avenue Code
location
Brazil (remote)
work mode
remote
posted
22 May
  • **About The Opportunity**
  • We are looking for a highly resilient, autonomous
  • **Senior Full-Stack Software Engineer**
  • for a long-term engagement with a global tech platform.
  • You will join an
  • **integration and commerce team tasked with developing tools for new product releases and scaling critical e-commerce functionalities,**
  • such as order management, shipment tracking, and payment processing tools. This is a high-impact position tailored for engineers who love solving ambiguous problems, take complete ownership of their tasks, and thrive in an environment with absolute technical autonomy and zero handholding.
  • **Responsibilities**
  • Design, develop, and maintain robust backend APIs and core systems tailored for digital commerce workflows.
  • Build scalable, modern user interfaces using React, ensuring a seamless full-cycle experience.
  • Interpret high-level business goals independently, translating abstract requirements into concrete, high-quality technical solutions.
  • Elevate engineering standards by actively participating in design pattern definition, code reviews, check-in processes, and rigorous quality controls.
  • **Required Qualifications**
  • 8 to 10 years of professional software development experience, ideally within e-commerce or high-volume transactional platforms.
  • Deep backend expertise in Kotlin or Java, OR advanced frontend mastery in React (with solid, production-grade comfort on the opposite side of the stack).
  • Strong background building and integrating APIs for commerce (orders, shipments, payments).
  • Hands-on proficiency with relational databases, SQL, and Docker.
  • Native control over version workflows (GitHub) and agile tracking/test sign-offs (Jira).
  • **Nice To Have Skills**
  • Exposure to Cloud-first architectures (AWS or similar) is welcome but considered a secondary plus.
  • A proactive, solution-oriented communication style with fluent English.
  • Emotional maturity
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