MSME registered · ISO certified IT company
From websites and mobile apps to ERP, cloud and AI, HSR Hi-Tech Solutions designs, builds and supports technology for businesses in Kolkata, Haldia and across Eastern India.
Admissions open · Batch starts 5 December 2026
3 to 6-month offline weekend programs at our Kolkata office: up to 120 hours of hands-on training, mentorship and an internship opportunity. Live projects and a certificate in every course.
Built & run in-house
HSR Billbook, SmartAttend, PrepKendra and Luvlyy are designed, built and operated by our team, so we know exactly what it takes to launch and scale your product.
SEO · Ads · Generative AI
SEO, Google Ads, Meta Ads and AI-powered automation that bring you measurable leads, not just likes. Built and managed by our in-house marketing team.
Trusted by growing businesses across West Bengal
About HSR Hi-Tech Solutions
HSR Hi-Tech Solutions is an MSME-registered software development and IT services company with offices in Kolkata and Haldia, West Bengal. We help startups, local businesses and institutions go digital with websites, mobile apps, ERP systems, cloud infrastructure, AI solutions and performance marketing.
We don't just build for clients. We build and run our own products, including HSR Billbook (GST billing software), HSR SmartAttend (face-recognition attendance), Luvlyy and PrepKendra, so we understand what it takes to launch, scale and support real software.
What we do
One accountable team for strategy, design, development, cloud and marketing, so your technology works together.
Fast, mobile-first business websites, landing pages and e-commerce stores built to rank on Google and convert visitors into enquiries.
Learn moreAndroid, iOS and cross-platform apps, from MVP to Play Store launch, designed for real users and real scale.
Learn moreERP consulting, implementation, data migration and integrations that connect accounts, inventory, sales and HR.
Learn moreSEO, Google Ads, Meta Ads and social media campaigns focused on leads and measurable ROI, not vanity metrics.
Learn morePredictive models, analytics pipelines and ML features that move from pilot to production with clear metrics.
Learn moreAI assistants, document Q&A and workflow automation across your tools: practical AI that saves hours every week.
Learn moreArchitecture, migration and DevOps on AWS, Azure and Google Cloud, with security and cost control built in.
Learn moreDashboards, reporting and data analysis that turn your business data into clear, confident decisions.
Learn moreProactive monitoring, maintenance, backups and security for your IT infrastructure, so your team can focus on work.
Learn moreTechnology roadmaps, software selection and digital transformation advice from people who build software every day.
Learn moreLogos, brand identity, social creatives and UI design that make your business look as good as it works.
Learn moreTell us about your business and we'll recommend the right solution, free of cost.
Our work
Why choose HSR
We combine the reliability of an established IT company with the speed and care of a local team you can actually meet.
HSR Billbook, SmartAttend, PrepKendra and more are built and run by us. We bring that product thinking to every client project.
Meet us in person at our offices in Kolkata (Sector V) and Haldia. No faceless outsourcing, no hand-offs.
Design, development, cloud hosting, marketing and support from one accountable team.
Clear scope, fixed milestones and a written quote before work begins. You always know what you are paying for.
React, Node.js, Laravel, Flutter, AWS and Generative AI: technology chosen to scale with your business.
Maintenance, updates and quick help over phone, WhatsApp and email long after your project goes live.
How we work
We understand your business, goals, users and budget, then recommend the right solution.
Clear scope, timeline and quote, followed by wireframes and UI designs you approve.
Agile development with regular demos, so you see progress every week. Every feature is tested.
Secure deployment on reliable cloud hosting, with SEO and analytics set up from day one.
Ongoing maintenance, improvements and marketing to keep your product growing.
Industries
From hospitals and colleges to hotels, interior designers and startups, we build software that fits how each industry works.
Technology
Proven, modern tools chosen for speed, security and long-term maintainability.
Python
Languages
JavaScript
Languages
Java
Languages
PHP
Languages
React
Frontend
Next.js
Frontend
HTML5
Frontend
CSS3
Frontend
Tailwind CSS
Frontend
Bootstrap
Frontend
WordPress
Frontend
Figma
Frontend
Node.js
Backend
Laravel
Backend
MySQL
Backend
PostgreSQL
Backend
MongoDB
Backend
Flutter
Mobile
React Native
Mobile
Android
Mobile
iOS
Mobile
Swift
Mobile
Firebase
Mobile
AWS
Cloud & DevOps
Google Cloud
Cloud & DevOps
Azure
Cloud & DevOps
Docker
Cloud & DevOps
GitHub Actions
Cloud & DevOps
ChatGPT / OpenAI
AI & Data
Claude
AI & Data
Gemini
AI & Data
LangChain
AI & Data
Hugging Face
AI & Data
TensorFlow
AI & Data
PyTorch
AI & Data
Keras
AI & Data
scikit-learn
AI & Data
OpenCV
AI & Data
NumPy
AI & Data
pandas
AI & Data
Matplotlib
AI & Data
Jupyter
AI & Data
Power BI
AI & Data
3 to 6-month offline weekend programs at our Kolkata office, built for college students and working professionals. Up to 120 hours with live projects and a certificate. Next batch starts 5 December 2026.
Go from Python basics to deployed machine learning and deep learning models.
Build, deploy and scale AI-powered full stack web apps on the cloud.
Master SEO, ads and social media, supercharged with ChatGPT, Gemini & Claude.
*Offer fee for the December 2026 weekend batch, subject to seat availability. EMI available.
Insights
Practical guides on websites, apps, digital marketing and AI for growing businesses.
Discover school and college management software development in Kolkata and Haldia. Manage student records, attendance, fees, examinations and administration with digital solutions.
Read articleExplore custom manufacturing software development in Haldia and Kolkata. Discover ERP, inventory, production and workflow automation solutions for industries.
Read articleGrow your business with digital marketing services in Kolkata and Haldia. Explore SEO, Google Ads, social media marketing and lead generation strategies. Copy CMS metadata
Read articleWhere we work
Based in West Bengal with offices in Kolkata and Haldia, we work with businesses across 16 states in North, East, North-East and Central India, in person and remotely.
Kolkata Office
804, SIDCO Global Tower, CN Block, Sector V, Bidhannagar, Kolkata, West Bengal 700091
Haldia Office
House No. 1060, Kshudiram Nagar, Near Titli Gym, Haldia, West Bengal 721657
Get a free consultation and a clear, itemised quote with fixed milestones.
