API development
Design and ship secure Node.js APIs for web apps, mobile apps, partners, and internal tools.
Hire senior Node.js developers for stable APIs, reliable data flows, and production services your product can grow on. Get a vetted engineer or managed delivery team for United Kingdom projects in 48 hours, with daily written updates, weekly demos, and clear ownership from discovery to launch.
Bring in a Node.js specialist when you need practical delivery, cleaner architecture, and measurable progress without waiting months to recruit.
Design and ship secure Node.js APIs for web apps, mobile apps, partners, and internal tools.
Build auth, billing, multi-tenant data models, admin workflows, and background jobs.
Connect CRMs, payment gateways, ERPs, analytics platforms, and third-party APIs cleanly.
Find slow endpoints, database bottlenecks, memory issues, and reliability gaps before users feel them.
Refactor brittle backend code into maintainable Node.js services with tests and release discipline.
Deploy Node.js workloads with CI/CD, observability, security controls, and rollback plans.
No pushy sales calls, no spam. Just an honest assessment and a clear quote — back in your inbox within one business day.
"Quick, professional, always going above and beyond. Our Node.js dashboard shipped two weeks ahead of schedule and the code quality was exceptional."
"Techsleight built our admissions platform end-to-end — content, SEO, dashboards. Enquiries from international students grew steadily after launch."
"They picked up the codebase faster than any agency we've worked with. PRs were small, well-tested and easy to review."
"Honest about timelines and scope. When something was going to take longer, they told us early and showed why."
"Our PageSpeed scores went from low-60s to consistent 90s. The site finally feels as fast as the rest of the product."
"Communication is on point. Standups are short, written updates are useful, and there's no chasing on what was shipped."
"They picked up the codebase faster than any agency we've worked with. PRs were small, well-tested and easy to review."
"Honest about timelines and scope. When something was going to take longer, they told us early and showed why."
"Our PageSpeed scores went from low-60s to consistent 90s. The site finally feels as fast as the rest of the product."
"Communication is on point. Standups are short, written updates are useful, and there's no chasing on what was shipped."
We've heard every agency promise. Here's what we actually deliver — and how we hold ourselves accountable to it.
Clear timeline before we start. 98% of our projects ship on or before the agreed date.
Senior engineers, code review on every PR, real testing — no shortcuts, no half-done features.
You get visibility every day. No more wondering what's happening with your project.
30-minute call every week to review progress, demo what's built, and re-prioritise if needed.
Priorities change — and we adapt. New requirement mid-sprint? We re-plan with you, not around you.
Flat rates agreed upfront. No surprise invoices, no scope-creep games, no support fees added later.
Every engineer has 5+ years of production experience. No juniors hiding in your bill.
GDPR-compliant by default. NDA before any discovery call. Your IP stays yours.
Our Node.js engineers ship clean, tested code with observability, CI/CD, and performance baked in from day one.
Node.js utilizes an event-driven architecture, allowing asynchronous handling of I/O operations for improved performance.
Node.js employs non-blocking I/O operations, ensuring efficient handling of concurrent connections and requests.
Node.js is designed for scalability, making it suitable for building applications that require handling a large number of concurrent connections.
Node.js has a rich ecosystem of packages and modules through the Node Package Manager (NPM), facilitating code reuse and project development.
Node.js is well-suited for building real-time applications such as chat applications, online gaming, and collaborative tools.
Node.js is commonly used in microservices architecture, allowing developers to build modular and scalable systems.
Vetted, senior, US-focused - every Node.js engineer is hand-picked for production-grade delivery.
Expertise in server-side development using Node.js for building scalable applications.
Mastery of event-driven programming concepts in Node.js for handling asynchronous operations.
Skills in implementing non-blocking I/O operations in Node.js for efficient handling of concurrent requests.
Proficient in using and managing packages through the Node Package Manager for project development.
Experience in developing real-time applications using Node.js for interactive and dynamic functionalities.
Ability to design and implement microservices architecture using Node.js for modular and scalable systems.
The goal is not just to introduce a developer. It is to make the first week useful, reduce onboarding drag, and give your team enough context to trust the work.
We review your Node.js goals, current stack, deadlines, risks, and success metrics before suggesting an engagement model.
You get a clear Node.js developer profile, relevant experience, availability, and estimated weekly capacity.
We agree priorities, access, communication rhythm, delivery milestones, and code review expectations.
Every week you see working Node.js progress, blockers, next steps, and measurable delivery against the plan.
Good hiring decisions come from evidence. These are the kinds of questions we answer during discovery and developer matching.
What production Node.js projects have you shipped that are similar to ours?
How do you handle testing, code review, and release rollback?
Which Node.js performance problems have you solved before?
How will you communicate blockers and progress during the first week?
What security, data privacy, and access controls should we set up first?
What would you improve in our current architecture after a quick audit?
Two ways to hire Node.js developers - pick what fits your stage. No hidden fees, no surprise invoices.
Weekly billing, daily written updates, code review, and no long-term lock-in.
A named engineer embedded into your workflow with weekly demos and delivery planning.
Need something else? We also offer dedicated team and retainer engagements. Talk to us →
You can hire freelancers, build in-house, or use a general agency. Here is how our model differs when speed, accountability, and code quality matter.
| Criteria | Techsleight Labs | Freelancer | General agency | In-house hiring |
|---|---|---|---|---|
| Start time | 48-hour ramp-up | Varies by availability | Often 1-3 weeks | 4-10 weeks |
| Node.js expertise | Vetted senior engineers | Depends on individual | Mixed seniority | Depends on pipeline |
| Delivery visibility | Daily updates + weekly demos | Often informal | Account-manager led | Internal setup needed |
| Quality control | Code review, tests, QA, handover | Usually self-managed | Process varies | You build the process |
Can't find what you're looking for? We're happy to answer any question.
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