Senior Backend Engineer

New
R
refurbedRefurbished marketplace
Source API remote eligibility restrictions: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, United Kingdom, European time zoneFull-TimeSenior
Salary not disclosed
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Job Details

Languages
Excellent English skills
Experience
7+ years experience designing and building scalable backend services in a modern production environment
Required Skills
Node.jsSQLFrontend DevelopmentJavascriptTypeScriptGoDistributed Systems

Requirements

  • Have 7+ years of experience designing and building scalable backend services in a modern production environment.
  • Demonstrate strong proficiency in Go.
  • Understand distributed systems and service-oriented architecture.
  • Have experience working on a team that builds and maintains a native mobile app.
  • Understand how mobile apps consume backend services, including API design, versioning, backward compatibility, release cycles, latency, and offline behavior.
  • Be well-versed in SQL and relational database design.
  • Be comfortable with JavaScript/TypeScript or confident learning Node.js quickly.
  • Have general frontend knowledge and be able to perform basic tasks in frontend applications.
  • Be based in a European time zone and have excellent English skills.
  • Have a computer science degree, a related degree, or equivalent work experience (desired).

Responsibilities

  • Design, build, and maintain core APIs and backend services for the mobile app and marketplace.
  • Own operations and monitoring of production systems.
  • Review backend designs and API changes across squads to ensure they fit the mobile app's needs and constraints.
  • Integrate third-party systems and APIs into the platform.
  • Own the design and implementation of new features and services.
  • Identify best practices and propose standards for the engineering department.
  • Document and demonstrate solutions through technical documentation, diagrams, code comments, and clear code.
  • Mentor junior colleagues and onboard new joiners.
  • Collaborate with engineers, product managers, designers, and business stakeholders.
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