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(Senior) Backend Engineer, Marketplace

WheelyLondon, England, United Kingdom
On-site Full-time £90K/yr - £120K/yr

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Experience Level

Mid to Senior

Qualifications

ResponsibilitiesDevelop high-quality, performant code primarily in Go. Create new microservices while assisting in the responsible management and transition away from legacy services. Collaborate closely with product managers, designers, and data scientists to transform abstract requirements into actionable technical designs. Ensure system responsiveness under heavy load, optimizing for both latency and reliability. RequirementsMinimum of 3 years of experience (5+ years for senior roles) in building and maintaining scalable backend services. Proficient in Go is preferred. If not, we will accommodate using your strongest programming language (Python, C++, Java, Ruby, etc.). We value engineering fundamentals over syntax. Solid understanding of relational and NoSQL databases (PostgreSQL, MongoDB, Redis) and experience with message brokers like RabbitMQ or Kafka.

About the job

Wheely combines advanced technology with five-star chauffeuring, providing premium transportation services in major cities across Europe, the United States, and the Middle East. With over 100,000 active riders and 1,200 corporate clients, Wheely is a profitable and fast-growing company. The business has raised $43 million, generates annual revenue above $100 million, and recently expanded into New York City, with further growth planned in the US and EMEA regions.

Role overview

The Marketplace team at Wheely develops and maintains the core models and algorithms that keep supply and demand in balance. This work shapes pricing, matching, and the overall experience, helping chauffeurs earn competitive income while reducing passenger wait times. The team values lean frameworks and emphasizes writing clean, maintainable code. Test-driven development (TDD), domain-driven design (DDD), and continuous integration/deployment (CI/CD) are central to their workflow.

This opening is for a Mid or Senior Backend Engineer to contribute to these efforts within the Marketplace team.

Tech stack

  • Go (primary language)
  • Ruby monolith (legacy, currently being phased out)
  • PostgreSQL and MongoDB for databases
  • RabbitMQ and Redis for messaging and caching
  • gRPC and Thrift for APIs and service communication
  • AWS and Kubernetes, managed with Terraform, for infrastructure

Interview process

  • Initial recruiter screening
  • Algorithm-based assessments
  • Live coding exercises
  • System design evaluations
  • For senior candidates, a structured review of previous experience and achievements

About Wheely

Wheely is at the forefront of redefining the premium transportation landscape, delivering exceptional service through innovative technology and expert chauffeuring across the globe.

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