👨🏻‍💻 postech.work

Backend Engineer

Zavo (YC F25) • 🌐 In Person

In Person Posted 19 hours, 30 minutes ago

Job Description

About The Role

We're looking for a Backend Engineer who will build the core infrastructure powering our AI-powered payments and POS platform. You'll design and scale APIs, data pipelines, and backend services using Python, Django, and FastAPI—building the foundation that 400+ restaurants and retail businesses rely on every day. You'll work directly with our co-founders and small technical team to make Zavo fast, reliable, and intelligent.

*Compensation: £80,000–£120,000 base salary + equity*

About Zavo

We’re a YC-backed (F25) startup based in London, building an intelligent, all-in-one platform to replace today’s fragmented restaurant tech stack.

Zavo powers card payments, POS, and AI for 400+ restaurants and retail businesses. We’re backed by leading global investors, growing revenue rapidly, and moving fast to define the next generation of restaurant technology.

What You'll Do

Design and build robust APIs and backend services using Django and FastAPI

Architect data models and optimize database performance with Supabase/PostgreSQL

Build integrations with payment processors, POS hardware, and third-party services

Develop backend infrastructure for our AI agents that automate restaurant operations

Ensure platform reliability, security, and scalability as we grow

Work directly with co-founders and frontend engineers to ship end-to-end features

What We're Looking For

Strong Python expertise—you write clean, maintainable, well-tested code

Experience with Django and/or FastAPI in production environments

3-5+ years building backend systems that real users depend on

Solid understanding of PostgreSQL, API design, and distributed systems

Founder mentality—you treat this like your own company and do whatever it takes

Customer obsession—genuinely excited about building products for restaurant owners and merchants

High agency and comfortable with ambiguity—we're a small team moving fast

Based in London (hybrid)—we need in-person collaboration with the team

UK work authorization—we can't sponsor visas at this stage

*Why Zavo*

YC-backed with very strong revenue and momentum (400+ merchants and growing)

Work directly with founders on high-impact problems

Modern backend stack—Python, Django, FastAPI, Supabase, AI/ML

Real ownership over critical infrastructure

Early-stage equity with real upside potential

London-based team with a collaborative, all-in culture

The Pay Range For This Role Is

80,000 - 120,000 GBP per year(Hybrid (London, England, GB))

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