Software Development Engineer II - Backend

Software Development Engineer – Backend
Vauxhall, London
Zapp is looking for Back End Software Development Engineers to join our growing team.You will design and build full-stack experiences for both desktop and handheld devices -creating APIs, and developing backing services to streamline these workflows.

You’ll own features from inception to deployment and, unlike typical software roles, you\’ll get hands-on experience by participating in picking, packing, and delivering orders to truly understand the impact of your work on front-line operations.

Main responsibilities

• Stock Prediction Optimisation: Striking a balance between overstocking and understocking is crucial. This challenge is amplified by Zapp\’s unique and diverse product catalogue.
• Supplier Coordination: Managing orders from suppliers with varying levels of technical sophistication—ranging from websites and emails to APIs—requires creating a consistent and reliable ordering experience.
• Handling Unpredictability: Unlike predictable APIs, supplier responses can be erratic. Engineers skilled in managing edge cases will thrive here.
• Order Fulfillment Optimisation: Beyond simple packing, this involves optimising the picking route and prioritising orders efficiently. Think beyond the basics—how can we ensure the best route and prioritise effectively?
• Accurately predicting stock needs: Ensuring we source the right amount to meet demand without waste.

The ideal candidate will have the following

• Professional experience (5+ years) as a back end developer scaling applications within a fast paced environment.
• Strong Typescript skills and experience with NestJS/NextJS.
• Experience using GCP or AWS.
• Knowledge of GraphQL.

Benefits

• Competitive salary & equity package
• Enjoy 25 days holiday per year (plus all bank holidays)
• Private Health Insurance
• Extended sick pay and maternity,paternity leave pay

About Zapp

Zapp is London’s leading premium convenience retail platform. Founded in 2020, our vision is to disrupt the multi-trillion dollar convenience retail market, currently dominated by major players, by developing best-in-class customer-centric technology and fulfilment solutions. Zapp partners with some of the world’s leading brands to deliver an exclusive range of hand-picked products 24/7, delivered in minutes.

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