01E-COMMERCE / RETAIL
ReturnTreasure
A modern e-commerce platform built for children's products with secure payments, responsive design, inventory management, and an optimized shopping experience.
Next.jsReactE-CommerceNode.jsMongoDB
WE 
BUIL
D
DIGIT
AL S
OLUTI
ONS.
WE BUILD
BUILDDIGITALSOLUTIONS.
OLUTIONS.01Who we are
Technology should do more than simply work.
Crello is a technology-driven software development agency helping startups, businesses, and enterprises build scalable web applications, mobile apps, AI solutions, SaaS platforms, and custom software tailored to their goals.
We combine strategy, design, engineering, and modern technologies like React, Next.js, Node.js, TypeScript, and AI to create secure, high-performance digital products that drive growth and deliver real business value.
More about us02What we do
Ideas into
digital impact.
01
Custom Software
Custom software solutions designed to streamline operations, improve efficiency, and support long-term business growth.
02
Web Development
SEO-friendly websites and scalable web applications built with React, Next.js, and modern web technologies.
03
Mobile App Development
High-performance Android and iOS mobile applications built for seamless user experiences and business success.
04
AI Solutions
AI-powered applications, automation, and intelligent systems that improve productivity and decision-making.
05
SEO & Digital Growth
Technical SEO, content optimization, and growth strategies that increase visibility, traffic, and conversions.
06
Business Automation
Workflow automation, API integrations, and smart business systems that simplify operations and boost productivity.
03Why Crello
Less noise.
More progress.
Built to Perform
Fast, secure, and SEO-friendly software engineered for performance, reliability, and exceptional user experiences.
Ready to Scale
Scalable architecture built to support growing users, complex workflows, and evolving business needs.
Secure by Design
Security-first development with modern best practices, data protection, and reliable application architecture.
True Partnership
Transparent communication, agile development, and close collaboration from discovery to deployment.
04Our Stack
Technology is the tool.
Impact is the outcome.
We build modern digital products using industry-leading technologies, frameworks, AI tools, and cloud platforms to deliver secure, scalable, high-performance software solutions.
FRONTEND
React.js/
Next.js/
TypeScript/
JavaScript/
Tailwind CSS/
Redux Toolkit/
Framer Motion/
GSAP/
HTML5/
CSS3/
React.js/
Next.js/
TypeScript/
JavaScript/
Tailwind CSS/
Redux Toolkit/
Framer Motion/
GSAP/
HTML5/
CSS3/
React.js/
Next.js/
TypeScript/
JavaScript/
Tailwind CSS/
Redux Toolkit/
Framer Motion/
GSAP/
HTML5/
CSS3/
React.js/
Next.js/
TypeScript/
JavaScript/
Tailwind CSS/
Redux Toolkit/
Framer Motion/
GSAP/
HTML5/
CSS3/
BACKEND
Node.js/
Express.js/
REST APIs/
GraphQL/
Socket.IO/
API Integration/
Microservices/
Web Scraping/
Python/
JWT Authentication/
Node.js/
Express.js/
REST APIs/
GraphQL/
Socket.IO/
API Integration/
Microservices/
Web Scraping/
Python/
JWT Authentication/
Node.js/
Express.js/
REST APIs/
GraphQL/
Socket.IO/
API Integration/
Microservices/
Web Scraping/
Python/
JWT Authentication/
Node.js/
Express.js/
REST APIs/
GraphQL/
Socket.IO/
API Integration/
Microservices/
Web Scraping/
Python/
JWT Authentication/
DATABASE
MongoDB/
PostgreSQL/
MySQL/
Redis/
Firestore/
SQL/
MongoDB/
PostgreSQL/
MySQL/
Redis/
Firestore/
SQL/
MongoDB/
PostgreSQL/
MySQL/
Redis/
Firestore/
SQL/
MongoDB/
PostgreSQL/
MySQL/
Redis/
Firestore/
SQL/
AI & AUTOMATION
OpenAI API/
Gemini API/
Groq API/
LLM Integration/
Prompt Engineering/
AI Automation/
RAG/
Vector Database/
OpenAI API/
Gemini API/
Groq API/
LLM Integration/
Prompt Engineering/
AI Automation/
RAG/
Vector Database/
OpenAI API/
Gemini API/
Groq API/
LLM Integration/
Prompt Engineering/
AI Automation/
RAG/
Vector Database/
OpenAI API/
Gemini API/
Groq API/
LLM Integration/
Prompt Engineering/
AI Automation/
RAG/
Vector Database/
CLOUD & DEVOPS
AWS/
Docker/
Docker Compose/
CI/CD/
GitHub Actions/
Jenkins/
Nginx/
Linux/
Firebase/
SSL/
AWS/
Docker/
Docker Compose/
CI/CD/
GitHub Actions/
Jenkins/
Nginx/
Linux/
Firebase/
SSL/
AWS/
Docker/
Docker Compose/
CI/CD/
GitHub Actions/
Jenkins/
Nginx/
Linux/
Firebase/
SSL/
AWS/
Docker/
Docker Compose/
CI/CD/
GitHub Actions/
Jenkins/
Nginx/
Linux/
Firebase/
SSL/
05How We Work
From idea to scalable software.
Our proven software development process combines strategy, design, engineering, testing, and continuous support to deliver secure, scalable, and high-performance digital solutions..
01
Discover
We understand your business goals, users, and requirements to define the right software solution.
02
Strategy
We create a clear roadmap, technical architecture, and development plan focused on measurable outcomes.
03
Design
We craft intuitive UI/UX designs that deliver seamless user experiences across web and mobile platforms.
04
Develop
We build secure, scalable, and high-performance applications using modern technologies and best practices.
05
Launch
We thoroughly test, deploy, and optimize every product to ensure a smooth and reliable launch.
06
Support & Scale
We continuously monitor, improve, and scale your software with ongoing maintenance and new features.
06Selected work
Work with
a purpose.
Explore our portfolio of custom software, web applications, e-commerce platforms, AI solutions, and business systems built to solve real-world challenges and drive measurable growth.
02BUSINESS / ERP
Prusty Jewellers
A jewellery ERP and billing solution with GST invoicing, inventory management, customer records, vendor management, and secure business reporting.
ERPGST BillingReactNode.jsMySQL
03BEAUTY / BRANDING
CurlCanvas
A premium salon website focused on online bookings, service showcase, SEO optimization, and digital branding to increase customer engagement.
Next.jsSEOBrandingUI/UXResponsive
07Client trust
“Crello delivered a modern, high-performance solution that perfectly matched our business needs. The entire process was smooth, professional, and efficient.”
ReturnTreasure Team
E-Commerce Client
3+
Projects Delivered
1+
Years Building Software
10+
Modern Technologies
100%
Commitment to Quality
FAQ
Frequently Asked Questions
Everything you need to know before we start building together.
We build custom software, websites, mobile apps, AI solutions, and automation tools for startups and growing businesses.
We build custom software, websites, mobile apps, AI solutions, and automation tools for startups and growing businesses.
We begin by understanding your goals, then create a clear strategy and build a secure, scalable solution.
We begin by understanding your goals, then create a clear strategy and build a secure, scalable solution.
Yes. We integrate AI into existing systems through automation, copilots, and intelligent workflows without requiring a complete rebuild.
Yes. We integrate AI into existing systems through automation, copilots, and intelligent workflows without requiring a complete rebuild.
Both. We combine engineering with SEO and performance optimization so your product is fast, scalable, and discoverable.
Both. We combine engineering with SEO and performance optimization so your product is fast, scalable, and discoverable.
Most projects move through discovery, design, MVP, and iterative releases so you can see working software early.
Most projects move through discovery, design, MVP, and iterative releases so you can see working software early.
Absolutely. We collaborate with in-house teams, providing expertise where needed while delivering clean, maintainable code.
Absolutely. We collaborate with in-house teams, providing expertise where needed while delivering clean, maintainable code.
How We Work