SandsDevs: Crafting Digital Experiences that Scale

Pioneering Excellence Through Innovation

We're Sudeep & Shubham — two engineers building web apps, mobile apps, and digital platforms for businesses that care about quality.

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About S & S

At S & S (Solutions & Services), we are passionate about transforming businesses through innovative technology solutions. Our team of expert developers, designers, and strategists work collaboratively to deliver exceptional results that drive growth and success.

Founded on the principles of excellence and innovation, we have been helping companies navigate the digital landscape for over a decade. We believe that technology should serve people, not the other way around.

15+

Projects Completed

Happy Clients

Years Experience

24/7

Support Available

Our Core Values

Innovation-Driven

Constantly pushing boundaries with cutting-edge solutions

Client-Focused

Your success is our primary mission and driving force

Future-Ready

Building scalable solutions for tomorrow's challenges

Tech Stack

Languages, Frameworks & AI Tooling

Flutter

React

Next.js

Node.js

Python

Django

Firebase

JavaScript

TypeScript

Dart

Google Cloud

SQL

Flutter

React

Next.js

Node.js

Python

Django

Firebase

JavaScript

TypeScript

Dart

Google Cloud

SQL

AI Agents

OpenAI

LangChain

Automation

TensorFlow

Machine Learning

Flask

Docker

Git

Linux

Azure

REST APIs

AI Agents

OpenAI

LangChain

Automation

TensorFlow

Machine Learning

Flask

Docker

Git

Linux

Azure

REST APIs

Our Services

We offer comprehensive digital solutions tailored to your unique business needs, helping you stay ahead in today's competitive landscape.

Web Development

Custom web applications built with modern technologies like React, Next.js, and Node.js for optimal performance and user experience.

Responsive Design

SEO Optimization

Performance Tuning

Security Implementation

Mobile Solutions

Native and cross-platform mobile applications that provide seamless user experiences across iOS and Android devices.

Native iOS/Android

React Native

Flutter

App Store Deployment

Data Analytics

Transform your data into actionable insights with advanced analytics, machine learning, and business intelligence solutions.

Business Intelligence

Machine Learning

Data Visualization

Predictive Analytics

UI/UX Design

Beautiful, intuitive, and user-centered designs that create meaningful connections between your brand and customers.

User Research

Wireframing

Prototyping

Design Systems

Cloud Solutions

Scalable cloud infrastructure and migration services using AWS, Azure, and Google Cloud to ensure agility and cost-effectiveness.

Cloud Migration

DevOps

Serverless Architecture

Auto-scaling

Digital Strategy

Comprehensive digital transformation strategies that align technology with your business goals and drive sustainable growth.

Digital Roadmapping

Technology Consulting

Process Optimization

Change Management

Ready to transform your business with our expertise?

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Our Work

Projects We're Proud Of

From browser extensions with 9K+ users to official college portals — here's a snapshot of what we've built, shipped, and scaled.

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Web Apps

ARSD College Timetable System

Live

ARSD College, University of Delhi3 months

Complete timetable management system for ARSD College with automated scheduling, faculty management, conflict detection, and real-time updates for students and staff.

100% automated scheduling for 2000+ students

FlutterFirebaseFirestoreGoogle CloudDjango+1 more

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Web Apps

MarkdownPro – Documentation Platform

Live

SandsDevs / Public3 months

A powerful web-based Markdown documentation editor with live preview, syntax highlighting, Mermaid diagram support, Chart.js visualisations, custom extension blocks, and multi-file project management.

Used by teams for technical docs & note-taking

Next.jsFirebaseMarked.jsMermaid.jsChart.js+2 more

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Mobile Apps

MindCrafter Institute App

Live

MindCrafter Institute4 months

Comprehensive educational app for institute management with course tracking, student progress monitoring, attendance management, and interactive learning features with offline support.

5,000+ active students onboarded

FlutterFirebaseFirestoreCloud StorageFCM+1 more

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Extensions

Rewards Assistant – Edge Extension

Live

Open Source / Public1 month

A Microsoft Edge browser extension that helps users track, manage, and maximise Microsoft Rewards points automatically — with 9,000+ active users on the Edge Add-ons Store.

9,000+ active users on Edge Add-ons Store

HTMLCSSJavaScriptEdge Extension APIMicrosoft Rewards API

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Web Apps

DevDocuments – Web LaTeX Compiler

Live

SandsDevs / Public Tool2 months

A web-based LaTeX document compiler and editor with live preview, syntax highlighting, template library, and cloud-based document storage.

Browser-based LaTeX for students & researchers

FlutterFirebaseFirestoreFirebase HostingLaTeX Engine

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Web Apps

Convertrix – Smart Converter Suite

Live

Open Source / Public Tool1 Week

Real-time currency, unit, area, and carbon footprint converter with a clean, blazing-fast interface. 50+ conversion tools in one Progressive Web App.

Thousands of daily conversions processed

HTML5CSS3Vanilla JSREST APIsPWA+1 more

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Mobile Apps

The Ledger – Finance Tracker

Live

SandsDevs (Internal)2 months

A personal and group finance tracking app with expense categorisation, budget planning, split-bill functionality, visual analytics, and monthly/yearly spending reports.

Simplifying personal & group finance management

FlutterFirebaseFirestoreCloud FunctionsFL Chart+1 more

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Web Apps

Epsilon E-Commerce Platform

Live

Epsilon Retail3 months

Modern full-stack e-commerce solution with advanced product recommendations, real-time inventory management, seamless Stripe payment integration, and a powerful admin dashboard.

300% increase in conversion rate

ReactNode.jsMongoDBStripe APIRedis+1 more

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Web Apps

SandsDevs Portfolio & CMS

Live

SandsDevs (Internal)2 months

The website you're on right now — a fully dynamic, admin-managed portfolio and business site for SandsDevs, with Firebase-backed project CMS and contact forms.

Fully self-managed portfolio platform

Next.jsFirebaseFirestoreCSS3Firebase Hosting

Projects Delivered

Years Experience

9K+

Extension Users

100%

On-Time Delivery

Have a project in mind? Let's bring it to life.

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The Founders

Meet the Minds Behind SandsDevs

Two engineers building products that matter — driven by code, design, and an obsession with shipping great software.

Sudeep Kumar Singh

Lead Developer

BSc Computer Science (Hons) student at ARSD College, University of Delhi (5th NIRF). Full-stack and Flutter developer with 3+ years shipping production apps — from official college portals to browser extensions with 9K+ active users.

Experience

3+ years

Projects

10+ live projects

Expertise

FlutterReact / Next.jsNode.js / ExpressDjango / FlaskPythonFirebase & GCPDartHTML / CSS / JSSQL.NET MAUI

+91 7667912716 sudeepwebdev@outlook.com

Shubham Kushwaha

Technical Lead

Mobile development expert and data analytics specialist. Builds robust cross-platform apps and data-driven backend systems that scale. Led development of the MindCrafter Institute platform serving 5000+ students.

Experience

3+ years

Projects

12+ apps & services

Expertise

FlutterReact NativeData AnalyticsMachine LearningNode.js / ExpressFirebase & GCPPythonMongoDB / MySQLREST APIs

+91 6388773206 shubham1720@gmail.com

Want to Work With Us?

We're always open to exciting projects and collaborations. Drop us a line.

Start a Project Call Us

Frequently Asked Questions

Find answers to common questions about our services, process, and approach.

We specialize in web development, mobile app development, digital transformation, data analytics, cloud solutions, and custom software development. Our team provides end-to-end solutions tailored to your business needs.

Project timelines vary depending on complexity and scope. A simple website might take 2-4 weeks, while complex applications can take 2-6 months. We provide detailed timelines during our initial consultation.

Yes, we offer comprehensive support and maintenance packages. This includes regular updates, security patches, performance optimization, and technical support to ensure your solution runs smoothly.

We work with modern technologies including React, Next.js, Node.js, Python, React Native, Firebase, AWS, and more. We choose the best technology stack based on your project requirements.

We follow industry best practices including code reviews, testing, version control, and agile development methodologies. Our team ensures high-quality deliverables through continuous integration and deployment.

Absolutely! We help businesses modernize their operations through digital solutions, process automation, data analytics, and cloud migration. Our team guides you through every step of your digital transformation journey.

Our pricing depends on project scope, complexity, and timeline. We offer competitive rates and flexible payment options. Contact us for a detailed quote based on your specific requirements.

Yes, we work with businesses of all sizes, from startups to enterprises. We understand the unique challenges of growing businesses and offer scalable solutions that grow with your company.

Get In Touch

Let's Build Something Great Together

Have a project idea or want to collaborate? We'd love to hear from you.

Start Your Project Today

Tell us about your project and we'll get back to you within 24 hours with a custom proposal.

Prefer to reach us directly?

+91 7667912716 +91 6388773206 sudeepwebdev@outlook.com shubham1720@gmail.com