Senior Backend Engineer - AI-Driven Microservices

Fresha; Greater London; On-site; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Remote Wednesdays

Office near Old Street

Four days in-office per week

Job summary

Fresha, based in London, is seeking a Senior Backend Engineer to join our global team. You will design and develop applications, coordinate across product and infrastructure, and own features from discovery to rollout within a polyglot stack (Ruby, Elixir, GraphQL, TypeScript, gRPC).

This role emphasizes autonomy, fast pace, and impact in a 6-week delivery cycle with a shift toward microservices in a Kubernetes environment.

Qualifications

• 5+ years of experience in product engineering, developer tools, or infrastructure at scale.
• Experience building globally distributed systems.
• Familiarity with Elixir, Ruby, or TypeScript.

Responsibilities

• Collaborate with Product, Design, Frontend, Infrastructure, and Mobile engineers to take features from discovery to rollout and beyond.
• Be responsible for features from discovery to observability: technical design, implementation, testing, and rollout.
• Design, build, and maintain efficient, scalable, and reliable Ruby/Elixir code.
• Work with a polyglot stack (Ruby, Elixir, GraphQL, TypeScript, gRPC) and modern messaging systems (Kafka).
• Operate within a Kubernetes-driven environment as we continue moving to a microservice architecture.
• Embrace Domain-Driven Design to build high-quality, impactful products from inception to delivery.

Skills

Elixir

Ruby

TypeScript

Kafka

Kubernetes

AI agents integration

Tools

GraphQL

TypeScript

gRPC

Kafka

Kubernetes

Job description

Fresha, based in London, is seeking a Senior Backend Engineer to join our global team. You will design and develop applications, coordinate across product and infrastructure, and own features from discovery to rollout within a polyglot stack (Ruby, Elixir, GraphQL, TypeScript, gRPC).

This role emphasizes autonomy, fast pace, and impact in a 6-week delivery cycle with a shift toward microservices in a Kubernetes environment.