Back End Developer

On site

London, United kingdom

Full Time

08-04-2025

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Expired

Job Specifications

Backend Developer (Node.JS)

5 days per week in the office
Up to £60K
London based

A London based start-up is looking for a highly talented back-end engineer to help them craft their market changing technology platform.
This is an opportunity to be a part of a skilled, fun and exciting team, working on a live product.

Key Responsibilities:
Design, develop, and maintain scalable backend systems using Node.js.
Collaborate with the product team to develop and refine the backend components of our web applications.
Build and maintain backend services.
Write unit tests and conduct thorough testing of backend components to ensure reliability.
Build and optimise RESTful APIs to support front-end applications and ensure seamless integration.
Integrate new third-party APIs to augment our data sources and functionalities.
Implement and adhere to best practices for securing APIs.
Utilise databases such as PostgreSQL to store and retrieve data efficiently.
Optimise database queries and ensure data integrity in the backend systems.
Create and maintain technical documentation for backend systems and APIs.
Ensure that documentation is comprehensive and up-to-date.

Required Experience:
Tech:
3+ years experience in Node.js and SQL.
A deep understanding of web application backend infrastructure.
Solid understanding of RESTful API design and development.
Experience with Python is preferred.
Familiarity with cloud platforms.

Qualities:
A knack for identifying solutions and a relentless approach to tackling persistent challenges.
A mindset that takes charge of crucial components of our data pipeline.
Startup Spirit:

If you thrive in an environment that moves at warp speed, is venture-backed with a strong funding runway, then please submit your CV.