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Senior Backend Engineer in London

Flit Technologies

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Job Description

The company:

At Karhoo, we are creating the largest and most transparent marketplace for ground transportation.  The first fully-integrated global, neutral, booking platform for regulated Taxis and PHVs. We are funded by RCI Bank and Services, the financial services provider for Groupe Renault and Nissan Group.

The role:

We are adapting the latest and greatest technologies to bring our product leaps and bounds into the next year. We are looking for experienced Senior Developers to join our team at this exciting and still very early stage in our company’s growth.
We’re looking for motivated individuals who can support and drive the backend development further through new tech and quality. Changing the mindset of how we can do things and advance our platform further ahead from both a scalability point of view as well as performance.
Quality is key and with this in mind you will have that mindset to make sure things are done in the best way they can be done.
If you’re looking for a opportunity to join a fast paced startup that promotes an environment for  collaborative culture and growth striving to delivering production quality code first time around then look no further!


Join a fast-growing and collaborative Agile development team, working to build new and enhance existing features of a game-changing application.
Provide suggestions on how to solve issues in a cleaner, smarter, simpler or more flexible way based on your experience
Define and build REST APIs for interacting with out Supplier and Demand partners
Develop, unit test and integrate new application features according to specific designs and user stories.
Participate in application architecture design.
Undertake code and design reviews and contribute to the ongoing improvement of the way we work.
You have a proven track record of building scalable systems

Essential Skills:

In-depth experience of at least one language, ideally GoLang
Docker (ideally also used in production with Kubernetes)
Microserviced architecture experience (ideally also gRPC and Protocol Buffers)
Solid understanding of APIs, Caching, Relational and NoSQL Databases, Queuing
Git and GitFlow
Disciplined approach to testing and quality assurance
Understand of how to productionise a service: observability, healthcheck, load-testing, capacity planning, feature flags, configuration management, discoverability etc.
Understanding of core CS concepts such as: common data structures and algorithms, profiling/optimisation


Advanced Computer Science / Computer Engineering degree or similar

Company Benefits:

WeWork office space and perks (free beer on tap!)
Private medical and travel insurance
Dental insurance
Life assurance - £150,000 per life
Full time employee shares

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