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- Tasks: Design and build scalable backend systems for a cutting-edge AI platform.
- Company: Fast-scaling AI product company with an ambitious engineering team.
- Benefits: Competitive salary, high autonomy, and opportunity to shape backend architecture.
- Why this job: Join a collaborative team and make a real impact in the AI space.
- Qualifications: Strong NodeJS experience and solid understanding of scalable architecture.
- Other info: Hybrid work model with excellent career growth opportunities.
The predicted salary is between 72000 - 84000 £ per year.
A fast-scaling AI product company is looking for a Senior Backend Developer to help build and scale a next-generation platform. This is a high-impact role within a small, ambitious engineering team, suited to someone who enjoys ownership and building robust systems from the ground up.
Salary: £90,000 - £100,000
Location: Hybrid in London office (1 day per week Max)
What you’ll be doing:
- Design and build scalable, production-grade backend systems
- Develop high-performance APIs and event-driven architectures
- Work with GraphQL and modern backend frameworks to power core product features
- Ensure reliability through monitoring, logging and resilient system design
- Collaborate closely with product, frontend and design teams to ship features end-to-end
- Contribute to architectural decisions as the platform scales
- Support AI and LLM-driven functionality within the product
What you’ll need:
- Strong commercial experience with NodeJS
- Experience with GraphQL, ideally within a structured backend framework
- Solid understanding of PostgreSQL and data modelling
- Strong system design skills and understanding of scalable architecture
- Experience building secure, enterprise-ready APIs
- Exposure to AI or LLM integrations
- Comfortable working in fast-moving, high-ownership environments
Nice to have:
- Experience with GCP
- Familiarity with infrastructure as code
- Background in a dev studio, product studio or agency environment
What’s on offer:
- Salary between £90,000 - £100,000
- Opportunity to shape backend architecture in a growing AI product business
- High autonomy and real ownership
- Work within a technically strong, collaborative team
If you’re a backend engineer who enjoys building scalable systems and taking technical ownership, I’d be keen to speak.
Node.JS Engineer in City of London employer: Digital Waffle
Contact Detail:
Digital Waffle Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Node.JS Engineer in City of London
✨Tip Number 1
Network like a pro! Reach out to your connections in the tech industry, especially those who work with Node.js or AI. A friendly chat can lead to referrals or insider info about job openings that aren't even advertised yet.
✨Tip Number 2
Show off your skills! Create a GitHub profile showcasing your projects, especially those involving Node.js and GraphQL. This gives potential employers a taste of what you can do and demonstrates your passion for backend development.
✨Tip Number 3
Prepare for interviews by brushing up on system design and API development. Be ready to discuss your past experiences and how you've tackled challenges in building scalable systems. Confidence is key!
✨Tip Number 4
Don't forget to apply through our website! We love seeing candidates who are genuinely interested in joining our ambitious team. Plus, it makes it easier for us to spot your application and get in touch!
We think you need these skills to ace Node.JS Engineer in City of London
Some tips for your application 🫡
Tailor Your CV: Make sure your CV highlights your experience with NodeJS and any relevant backend frameworks. We want to see how your skills align with the role, so don’t be shy about showcasing your achievements!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Tell us why you’re excited about this role and how your background in building scalable systems makes you a perfect fit for our ambitious team.
Showcase Your Projects: If you've worked on any cool projects, especially those involving GraphQL or AI integrations, make sure to mention them. We love seeing real-world applications of your skills!
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you don’t miss out on any important updates from our team!
How to prepare for a job interview at Digital Waffle
✨Know Your NodeJS Inside Out
Make sure you brush up on your NodeJS skills before the interview. Be ready to discuss your past projects and how you've used NodeJS to build scalable systems. They’ll want to see your understanding of its nuances, so be prepared to dive deep into technical discussions.
✨Showcase Your API Expertise
Since you'll be developing high-performance APIs, come armed with examples of APIs you've built in the past. Discuss the challenges you faced and how you overcame them. This will demonstrate your problem-solving skills and your ability to create secure, enterprise-ready APIs.
✨Familiarise Yourself with GraphQL
If you have experience with GraphQL, make sure to highlight it! If not, do some quick research and understand its benefits over REST. Being able to discuss how you would implement GraphQL in their architecture could set you apart from other candidates.
✨Emphasise Collaboration Skills
This role involves working closely with product, frontend, and design teams. Be ready to share examples of how you've successfully collaborated in the past. Highlight your communication skills and how you ensure everyone is on the same page when shipping features.
