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Goodstack

Senior Backend Engineer

Hybrid

London, United kingdom

Senior

Full Time

30-09-2025

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Skills

Creativity TypeScript Stripe Twilio CI/CD DevOps Docker Monitoring Problem-solving Research Motivation Architecture Databases node.js AWS Agile OpenAI Terraform PostGres

Job Specifications

If you've been looking to join a fast-growing startup with a bold vision of a world where doing good is baked into everything we do, then you've found the right place!

Backed by General Catalyst, the same investors behind Stripe and Airbnb, we're building something truly extraordinary!

Our Mission

Our mission at Goodstack is to revolutionize how the world does good .

As a Series A social impact startup, we power global change through technology. We enable companies to seamlessly integrate positive impact into what they do through a unified platform while supporting nonprofits in gaining access to cutting-edge technology and finding new funding streams.

Global brands, including Google, TikTok, LinkedIn, HSBC, OpenAI, Atlassian and Twilio - as well as thousands of nonprofits, including the Red Cross, Cancer Research, and Oxfam - use Goodstack to make a difference.

We are on a rapid growth trajectory. Just in 2024, we facilitated $3 billion in donations to good causes. But this is just the beginning. We want to become the world's leading platform that facilitates donations to the most individual nonprofits in the world.

To achieve this, we need incredible people to help us on our journey - we need you

Join us as a Senior Backend Engineer!

In this role, you will be part of our Payment Operations Team. This team implements APIs and user experiences to expand the payments platform for our partners (internal and external). You will be part of an autonomous, cross-functional product team able to make its own decisions based on the objectives set by the business. You will report directly to the Engineering Manager.

In return, we'll give you a platform to exercise your creativity and innovate to your heart's content.

As a Senior Backend Engineer, your mission will be to:

Help implement the APIs and user experience to expand the payments platform for our partners.
Be involved on a highly technical level, helping establish and build best practices in terms of technologies used.
Day to day you will be expected to write code and be involved in planning, product, and delivery.

After 3 months, success will look like:

Knowing your team mates well and feeling comfortable in your new surroundings.
Understanding the giving product and starting to make suggestions about its evolution.
Have developed a deep understanding of the platform architecture and continue becoming a subject matter expert, suggesting plans for engineering improvements.
Will have found the free sock merch in the office.

This role is a perfect match for you if you have:

5+ years of experience designing and building APIs on top of databases (we use Postgres).
Designing and developing secure, scalable, resilient, and observable systems.
Agile development and deploying to production regularly with CI/CD.
In-depth knowledge of Node.js and TypeScript.
Experience in monitoring systems, continuous integration, and automated testing.
Strong knowledge of and enthusiasm for back-end architectures.
Strong data-driven problem-solving skills.
Can thrive in the quickly evolving environment of a start-up.
A bias to action; you consider the short, mid, and long-term solutions and take a pragmatic approach to implementing them.
The keen motivation to contribute to a product and vision.
An excellent communicator with a strong drive to see large projects through to completion.
Some level of DevOps (AWS, CI/CD, ECS, Docker, Terraform).

Bonus if you have knowledge or love of:

DevOps experience (Docker, AWS, Terraform).
Knowledge of domain-driven design.
Tea drinking .

What you can expect upon joining our team

Salary reviews and share options becoming an integral part of our growth and share in the company's success

Goodstack's Workplace Giving

Vitality Plus - Private health insurance

PS250 Brighten your day annual budget

PS1000 Learning & development annual budget

Goodstack library

Tasty Tuesday! Office lunch is on the company

Slow run club (Wednesdays)

Paid days off to volunteer for non-profit causes

Paid days to attend conferences

Paid day off on your birthday!

25 days annual leave, plus paid public holidays

Paid sick leave

Paid wellness leave

Parental leave

Flexible working hours

WFH budget upon joining

Pension

UK cycle-to-work scheme

Ecologi Carbon Offsetting

You're always welcome to pop in more often if you enjoy the buzz of being in the office. It's a warm, friendly space right in the heart of London

... and so much more

About Us

Since 2017, Goodstack has been at the forefront of creating a future where good will be built into everything we do. From daily commutes to weekend activities or grocery shopping, we envision a world where creating positive change is seamlessly integrated into our everyday lives. In this future, the depth and breadth of impact we can make through everyday actions will expand dramatically - benefiting both businesses and the world.

Businesses are expected to deliver on both profit

About the Company

Goodstack has revolutionized how the world does good by using the latest technology to make it easy for businesses and brands to embed giving into everything they do across workplace giving, product grants and customer donations. We have achieved this by deploying highly trained AI automation and personalization to alleviate slow manual processes, by building our proprietary system from the ground up to deliver the speed and efficiency that isn't possible with multiple third-party data sources, and by building the world's la... Know more