Get a Scalable & Secure Backend with Express.js
Development Services

Launch high-performance, scalable backends in record time. With our battle-tested Express.js framework, remove the friction and accelerate your path to success.

  • Move faster with MVP delivery in 4–6 weeks.
  • Built-in security and compliance from sprint one.
  • Integrate Smart with Certified Express.js developers
express-js-development
calender

Flexible Engagement Models

file lock

Strict NDA

calendar

1 Week Risk Free Trial

Trusted by Startups and Enterprises Worldwide

Success Speaks Louder

Watch How We Make a Difference.

Robert Mond
Design Video Play Button
testimonial quotes
SolGuruz clutch review badge

SolGuruz turned my pencil sketches into a beautiful, fully functional AI journaling app. Their team was transparent, reliable, and easy to work with from start to finish.

Robert Mond

Principal, The Master Storytellers LLC | New Mexico, USA

Chad Smith
Design Video Play Button
testimonial quotes
SolGuruz clutch review badge

SolGuruz truly understood our niche industry needs. They built a custom app that simplifies compliance and operations — with sharp execution and great communication.

Chad Smith

Owner, Monarch Radon Testing LLC | Colorado, USA

Why
Choose Express.js?

  • Lightweight – Without unnecessary bloat, it is lean, optimized to scale. Easier to maintain.
  • Minimalistic framework for RESTful API – It has minimal core features, making it lightweight. The framework allows developers to structure apps according to their needs.
  • Blazing speed & performance – It is non-blocking in nature. Ideal for high-traffic apps. Provides real-time responsiveness.
  • Highly customizable via middleware – Rich middleware ecosystem. Easy integration of functionalities like authentication makes apps more secure.
  • Fit for microservices and real-time apps – Seamless integration with tools like Socket.io for live features.

Our Expertise

Our
Suite of Core Express.js
Development Services

Whether you want to build a chatbot, automate internal processes, or launch AI-powered features in your product - we cover a wide spectrum of AI integration types tailored to your goals.

Core
Development Services

Custom Express.js Web App Development

Custom Express.js Web App Development

Customize web solutions tailored to your business goals. Leverage the latest Express.js 5.x features and modern middleware.

RESTful & GraphQL API Development

RESTful & GraphQL API Development

High-performance APIs for mobile apps, web platforms, and third-party integrations with secure routing and data handling.

Microservices Architecture & API-First Backends

Microservices Architecture & API-First Backends

Modular, lightweight Express.js development services for scalable systems, headless CMS, and JAMstack deployments.

Real-Time Application Development

Real-Time Application Development

Chats, notifications, dashboards, and live tracking with WebSockets.io and real-time data sync (Socket.IO, MQTT, etc.).

Legacy System Modernization

Legacy System Modernization

Upgrade your older frameworks to Express.js 5.x with zero downtime. Improve modularity with no data loss.

Cloud-Native & Serverless Deployments

Cloud-Native & Serverless Deployments

Deploy and scale Express.js apps using Vercel, AWS Lambda, and Google Cloud Run. Auto-scaling by design.

Express.js Consultation

Express.js Consultation

Get Express.js consultation for lightning-fast speed and scalability for your apps.

Ongoing Maintenance & 24/7 Support

Ongoing Maintenance & 24/7 Support

Proactive monitoring for your apps post-launch. Keep your app running with our support 24/7.

Express.js Migration and Upgrades

Express.js Migration and Upgrades

Turn your legacy systems into future-ready modern systems with no downtime. Improve app speed and easier code maintenance. Migrate your data without any lag or loss. Ideal for businesses facing slow and outdated stacks.

Advanced,
High-demand Services

AI & ML Middleware Integration

AI & ML Middleware Integration

Turn your Express.js apps into a more personalized and smart app. Implement AI-driven features like smart routing.

Performance Optimization & Engineering

Performance Optimization & Engineering

With advanced caching and stress-tested architecture, optimize your app performance. Improve app load times and throughput with Brotli compression.

TypeScript & Modern JavaScript Solutions

TypeScript & Modern JavaScript Solutions

Transform your Express.js apps into future-ready apps. Implement the future with tools like TypeScript, ES Modules, and Husky.

Server-Side Rendering (SSR)

Server-Side Rendering (SSR)

Get SEO-friendly dynamic pages. Take advantage of the power of templating engines like EJS or Handlebars. Make impactful product-driven apps with SSR.

Security Hardening & Compliance Consulting

Security Hardening & Compliance Consulting

Secure your Middleware-level with Helmet and JWT. Configure your apps to comply with regional regulations, such as GDPR, CCPA, and HIPAA.

Third-Party & IoT Integrations

Third-Party & IoT Integrations

Connect smart devices or cloud platforms like AWS, Firebase via MQTT/REST APIs. Seamless backend connection to payment gateways like Razorpay.

Serverless Express.js Deployment

Serverless Express.js Deployment

Experience seamless scaling with serverless deployments. Reduce your cost of server management. Eliminate the need for manual server management.

Progressive Web App (PWA) Backend Support

Progressive Web App (PWA) Backend Support

Want to go offline? With robust Express.js APIs, power features like offline availability, syncing, and push notifications.

code & practice

Our Coding
Standards, Dev Practices - Your Success

AI-Augmented Software Development

AI-Augmented Software Development

At SolGuruz, we follow the latest trends, such as AI-augmented software development, in our development process. Making it more productive and innovative at the same time.

Test Driven Development

Test Driven Development

All essential features are developed using unit testing. Use of automated testing frameworks to reduce the testing cycles. Undivided focus on error handling and edge cases. Manual functional testing to ensure real-world usability.

Branching Strategy Using Git Flow

Branching Strategy Using Git Flow

To keep code structured and conflicts low, we follow a Git flow model. This helps every contributor work independently without breaking things—and keeps releases smooth.

Alpha & Beta Testing

Alpha & Beta Testing

Before the final rollout, we push the alpha and beta versions to selected users. This helps us gather feedback, fix edge cases, and deliver stronger products through our custom SaaS application development services.

Architecture First Approach

Architecture First Approach

We design a clear and scalable app architecture from day one. Our team ensures every SaaS product has a strong backend, smooth data flow, and a future-ready codebase.

Continuous Integration and Deployment (CI/CD pipeline)

Continuous Integration and Deployment (CI/CD pipeline)

Our CI/CD setup ensures every feature or fix moves quickly through development, testing, and deployment—helping clients ship faster with less manual work.

Static Code Analysis

Static Code Analysis

We use automated tools to scan every commit and flag issues early. This keeps our tech debt low and codebase healthy, especially on long-term SaaS app development projects.

Peer-to-Peer Code Reviews

Peer-to-Peer Code Reviews

Before anything goes live, our team members review each other’s code. This keeps bugs in check and helps us stick to best practices across all our SaaS application development services.

Our
Development Process with Express.js

We don’t do bloated processes or vague timelines. Our Express.js development workflow is designed to get you to market fast - with clean architecture, clear communication, and no surprises.

Here’s how we build Express.js applications at SolGuruz:

01

Discovery & Architecture Planning

We begin by deeply understanding your requirements and goals. We help you

Client Benefit: You get the most suitable backend for your needs.

  • Picking the right tech stack – REST, GraphQL, real-time, or SSR.
  • Architecture design – cloud-native, microservices, or hybrid.
  • Planning for scalability and speed from day one.
Discovery & Architecture Planning

02

Project Kickoff & Setup

We use optimized boilerplates to reduce time and cost.

Client Benefit: Your code remains clean and future-proof.

  • Foundation built on Express.js 5.x and TypeScript.
  • Linting with ESLint, formatting with Prettier, and Git hooks with Husky.
  • CI/CD-ready from the initial commit.
Project Kickoff & Setup

03

Modular API Development

We create scalable APIs that are easy to test, extend, and document.

Client Benefit: Your code is designed to scale.

  • Using async/await patterns for better performance.
  • Swagger/OpenAPI documentation for smooth handoffs.
  • Middleware-based routing for clear separation of concerns.
Modular API Development

04

Smart Middleware Integration

Your backend is designed to be smarter, safer, and faster.

Client Benefit: With AI/ML middleware integration, you get an AI-powered app.

  • Implementing Helmet, CORS, and rate limiting for security.
  • Using Winston for logging and compression for speed.
  • Centralized error handling that functions effortlessly.
Smart Middleware Integration

05

Database & Caching Layer

Data should flow efficiently and quickly.

Client Benefit: You receive a smooth application experience.

  • Utilizing PostgreSQL, MongoDB, and Prisma for robust data management.
  • Implementing Redis caching and connection pooling to minimize load and latency.
  • Optimized for high concurrency from the outset.
Database & Caching Layer

06

Real-Time & SEO-Ready

Need real-time features or SEO capabilities? We cover both.

Client Benefit: You get real-time features like chats and notifications.

  • Tools like Socket.IO for chats, notifications, and live features.
  • Server-side rendering with EJS, Pug, or React for enhanced SEO visibility.
Real-Time & SEO-Ready

07

Cloud-Native DevOps Deployment

Your backend comes with deployment included.

Client Benefit: You get a pipeline-ready backend.

  • Docker-ready configuration.
  • CI/CD with GitHub Actions.
  • Deploy on Vercel, AWS Lambda, or GCP with auto-scaling capabilities.
Cloud-Native DevOps Deployment

08

Enterprise-Grade Security & Testing

Security is not an afterthought for us.

Client Benefit: Secure and rigorously tested systems.

  • OWASP-aligned best practices.
  • Auth via JWT, OAuth2.
  • GDPR/CCPA/HIPAA configurations.
  • Unit + integration testing with Jest, Supertest.
Enterprise-Grade Security & Testing

09

Monitoring & Performance Insights

We keep your backend monitored.

Client Benefit: You have an optimized backend that is monitored 24/7.

  • Winston logs, Sentry integration, and uptime monitoring.
  • Health checks and custom analytics endpoints.
Monitoring & Performance Insights

10

Handoff, Docs & Ongoing Support

We don’t say goodbye after launching.

Client Benefit: You get more than code – you get a backend that’s built to grow with you.

  • Full API documentation (Swagger/OpenAPI).
  • DevOps handover with infrastructure walkthrough.
  • Optional 24/7 maintenance & scaling support.
Handoff, Docs & Ongoing Support

Flexible Hiring Models
for Your Business Needs

Hire from our talented pool of developers with years of experience in your industry. Look at our flexible hiring models: Flexible hiring models make hiring developers easier and more efficient for businesses of all sizes, allowing access to top talent and cost-effective solutions.

01. Dedicated Developer (Full-time / Part-time)

Want someone focused completely on your project? Hire a Dedicated Developer who work full-time or part-time, just like they’re part of your own team.

You get –

  • 100% Control: You get full-control on what they work on and what’s most important.
  • Direct Communication: You’ll talk directly to them and get daily updates.
  • Perfect For: Long projects that change and grow over time.

You can also easily change how many developers you need as your project changes, making sure you always have the right amount of help.

Arrow Down

02. Hourly Engagement

Hire Dedicated Developers by the hour. Need an extra hand for specific tasks, fixing glitches, or just some quick support? Get the help you need without any long-term commitments.

You get –

  • Pay for What You Use: You’re only billed for the hours they work.
  • No Big Contracts: There are no upfront agreements tying you down.
  • Perfect For: Small starting projects, checking your code, or ongoing upkeep.
Arrow Down

03. Team Augmentation

Boost Your Team – Need extra hands on deck? Quickly hire remote developers to join your current team. They act as an extension of your in-house team. Speed up the process to get things done on time.

You get –

  • Quick Start: We get talented folks on board swiftly.
  • Smooth Fit: They’ll blend right in with your team.
  • Grow As You Go: Easily adjust the team size as your project changes.

Numbers That Prove You Can Count on Us

95% of clients scale to 10x traffic without backend changes

40% reduction in development costs vs. in-house teams

99.9% On-Time Delivery Rate

80% Client Retention Rate

Industry Expertise: Finding the Right Fit

Leverage domain-specific knowledge for faster time-to-market and better outcomes. Our developers have deep experience in sectors such as:

Industry Healthcare

Healthcare

Industry Fitness & Wellness

Fitness & Wellness

Industry Real Estate

Real Estate

Industry Travel & Hospitality

Travel & Hospitality

Industry Fintech

Fintech

Industry E-commerce & Retail

E-commerce & Retail

Industry Education

Education

Industry Supply Chain & Logistics

Supply Chain & Logistics

Industry Media & Entertainment

Media & Entertainment

Industry Automotive & Mobility

Automotive & Mobility

Industry Home Servicing

Home Servicing

Industry Sports

Sports

Why Choose SolGuruz for Express.js
Development Solution?

When you choose SolGuruz, you choose a quality, result-driven approach and a battle-ready Express.js team.

You will have Excellent Code Quality

You will have Excellent Code Quality

“If we won’t ship it to ourselves, we won’t ship it to you.” Rest assured. We keep our code sharp with CI/CD pipelines and peer reviews. Our monthly performance audits and automated tests work towards giving you cleaner code.

You will have Dedicated Teams and Support

You will have Dedicated Teams and Support

We assign a dedicated team of engineers to your project. We prioritize product and code quality above anything. Your project will have assigned team leaders. We don’t believe in surprise shuffles or changing teams mid-project.

We are Agile

We are Agile

We prioritize continuous client collaboration. Don’t worry about mid-project pivots. We deal with them without any chaos. With our weekly Agile and Scrum sprints, we make sure every feedback is integrated.

You will get Tailored Solutions with Modern Tooling

You will get Tailored Solutions with Modern Tooling

Every project is custom-crafted using modern JavaScript, ES Modules, and TypeScript. We also integrate AI-driven middleware, real-time engines, and third-party APIs based on your needs.

We have a Security-First Mindset

We have a Security-First Mindset

We follow OWASP standards. Implement advanced middleware for authentication. We help you stay compliant with GDPR, HIPAA, and more, making your app enterprise-ready from day one.

We Won’t Abandon You Post-launch

We Won’t Abandon You Post-launch

We don’t just deliver code, we become your tech growth partner. From post-launch maintenance to scaling with microservices, you get proactive support and transparent communication.

case studies

Your Vision,
Our Code

Want to see what we can do? Explore how our team has built custom software for businesses like yours.
We don’t just deliver code; we deliver innovation and satisfaction. Our successful apps speak for themselves. Clients love them. That’s how we ensure your digital success.

AI-Powered Fitness App Solution

AI-Powered Fitness App Solution

Explore how SolGuruz created an AI-powered fitness app that enhances personal training with features like meditation, workouts, exercises, fitness challenges, and a meal and diet planner.

View Full Case Study
A Healthcare Staffing App And Nurse Staffing Solutions

AI-Powered Healthcare Staffing App Solution

Explore our AI-powered healthcare staffing app case study. See how SolGuruz’s expertise transforms nurse staffing challenges into seamless solutions.

View Full Case Study
View All Case Studies

Frequently Asked Questions