The Growth Foundation

Senior Backend Engineer

United Kingdom full-time Senior Salary not listed
full-time Senior level Technology & IT Curated
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About the role

Early-stage technology business | eCommerce | remote
The Opportunity
We're working with an ambitious, early-stage technology business developing innovative solutions for eCommerce brands.
They're looking for an experienced Senior Backend Engineer to play a key role in building and scaling their technology platform.
This is an opportunity to take ownership of backend architecture and engineering, working across API development, data pipelines, background job processing and infrastructure. You'll have the autonomy to make technical decisions, build robust systems and influence how the platform evolves as the business grows.
The Role
You'll be responsible for designing, developing and maintaining the backend systems that underpin the platform, with a focus on performance, scalability, security and reliability.
Key responsibilities will include:

Designing and building robust, scalable backend systems and services.

Developing and maintaining APIs and backend architecture.

Architecting infrastructure for job processing, analytics and event tracking.

Building internal tools to support authentication, rate limiting and quota management.

Working with data pipelines and background processing systems.

Optimising system performance, security and scalability.

Taking ownership of the full engineering lifecycle, including code quality, testing, infrastructure and monitoring.

Collaborating closely with product, design and customer experience teams to deliver new features.

Identifying opportunities to improve development processes, tooling and technical architecture.

Technical Experience
We're interested in engineers with experience across a combination of the following technologies:

Languages: Python, TypeScript

Cloud & Infrastructure: AWS (ECS, SQS, Parameter Store), Docker

Databases & Data: PostgreSQL, Redis

CI/CD: GitHub Actions

Monitoring & Observability: LogFire, Sentry

About You
You'll ideally bring:

At least 4 years' experience building and maintaining production-grade backend systems.

Strong programming skills and the ability to write clean, maintainable and well-structured code.

Experience designing databases, APIs and backend infrastructure.

An understanding of high-throughput systems and background job queues.

A strong sense of ownership, taking responsibility for code, infrastructure, testing and monitoring.

The confidence to make sound technical decisions in a fast-moving, early-stage environment.

A genuine interest in developer experience and building tools and systems that make life easier for other engineers.

Desirable Experience
Experience in any of the following would be advantageous:

Rate limiting, authentication systems and quota management.

Analytics, attribution engineering and event tracking.

Data platforms such as dbt and Snowflake.

Building WYSIWYG editors.

PDF generation, rendering processes and image manipulation.

Server-side rendering frameworks such as Next.js or Remix.

Why Consider This Opportunity?
This is a chance to join an early-stage technology business at an exciting point in its development, taking genuine ownership of its backend engineering and helping shape the technical foundations of a growing platform.
If you're a hands-on backend engineer who enjoys solving complex problems, building scalable systems and having a real influence on the technology you work with, we'd be interested in hearing from you.
We are committed to creating an inclusive recruitment process and welcome applications from people of all backgrounds, experiences and perspectives. We believe diverse teams bring different ideas and approaches, and encourage applications from anyone who feels they have the skills and experience to succeed in this role.
We aim to respond to all applicants as soon as possible. If you have not heard from us within two weeks of submitting your application, please assume that on this occasion your application has been unsuccessful. Thank you for your interest and for taking the time to apply.
Originally posted on Himalayas

Interview prep

Walk in with sharper answers.

Use this as a quick practice sheet before you speak with the employer.

Senior
Technology & IT API integration Data Analysis Human Resources Javascript MySQL Senior level

Likely questions

  1. Tell us about work you have done that is close to the Senior Backend Engineer role.
  2. How would you approach your first 30 days at The Growth Foundation?
  3. Which of API integration, Data Analysis and Human Resources have you used recently, and what did it help you achieve?
  4. How have you led people, improved a process, or made a hard decision in a previous role?
  5. How do you handle busy days, changing priorities, or pressure at work?

Prepare before the call

  • A recent example that proves your experience with API integration, Data Analysis and Human Resources.
  • One short story with a problem, your action, and the result.
  • Two examples that show the strengths listed on your CV.
  • A clear reason why this role and company interest you.
  • Your availability, preferred work style, and salary expectations.

Ask them

  • What would success look like in the first 90 days?
  • What are the main problems this hire should help solve?
  • How does the team give feedback and measure good work?
  • What does a normal working week look like for this role?
Practice line

I am interested in the Senior Backend Engineer role because I can bring practical experience in API integration, Data Analysis and Human Resources, learn the team quickly, and contribute to the outcomes The Growth Foundation needs from this hire.

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