Backend Engineering
Backend Engineering
12 case studies
APIs, services, data layers, and ERP/back-office systems built for throughput and reliability — Spring Boot, FastAPI, and Frappe/ERPNext backends powering web, mobile, and internal business operations at scale.
Delivered projects
Real work.
Real results.
Each case study covers the client’s starting point, what we built, the technology stack, and the measurable outcome. Delivered by ATS Global under our Backend Engineering practice.
APPISTOKI
Cross-Platform Mobile Commerce & App Marketplace. ATS developed a React Native application marketplace with cross-platform components, Firebase-powered push notifications, and Spring Boot backend services managing catalogue, transactions, and user accounts.
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Travel Technology · Travel Technology PlatformBizGlobe Travel Tech
Unified Multi-Service Travel Booking Platform (Web + Mobile). ATS developed a comprehensive travel platform with Spring Boot microservices powering each travel vertical (Flights, Hotels, Trains, Visa, Insurance, Cab, Cruise) via well-defined REST APIs.
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Emergency Healthcare / Public Safety · Emergency Response TechnologyResqRoute — Emergency Ambulance Platform
Real-Time Ambulance Dispatch & Route Optimisation Platform (Web + App). ATS designed and built ResqRoute — a real-time emergency response platform built on FastAPI for high-throughput backend services, React.js for the web-based dispatch centre dashboard, and Flutter for the cross-platform paramedic and patient mobile applications.
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Travel Technology · Multi-Service Travel PlatformBizGlobe Travel Tech
Cross-Platform Travel Super-App — Flights, Hotels, Trains, Buses, Cabs, Visa & Insurance. ATS developed a React Native mobile application covering 9 travel verticals (Flights, Hotels, Trains, Bus, Cab, Cruise, Visa, Insurance, Sightseeing) sharing a common Spring Boot API backend.
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Emergency Healthcare / Public Safety · Emergency Medical ServicesResqRoute — Emergency Ambulance Response
Real-Time Ambulance Tracking & Dispatch App — Life-Critical Emergency Response Platform. ATS built ResqRoute — a life-critical emergency response ecosystem consisting of three interconnected applications: a Flutter patient app (SOS, live ambulance tracking, ETA countdown), a Flutter paramedic app (job acceptance, navigation, patient details, status updates), and a React.js web-based dispatch centre dashboard.
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On-Demand Delivery / Quick Commerce · Quick Commerce / Hyperlocal DeliveryZomee — Hyperlocal Delivery Platform
Hyperlocal On-Demand Delivery Super-App with 10-Minute Delivery Promise. ATS built Zomee using Flutter for cross-platform mobile development, delivering native-smooth animations and interactions on both iOS and Android from a single Dart codebase.
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Healthcare / Medical Tourism · Healthcare MarketplaceMTS — Medical Tourism Platform
Mobile-First Medical Tourism Marketplace — Patient to Hospital Booking App. ATS built React Native mobile screens for the MTS platform, sharing business logic and API integrations with the React.js web application through a shared codebase architecture.
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Event Technology / Social Platform · Event Management & Social NetworkingConscious Connects
Event Management Social App with Social Media Integration & PayPal Monetisation. ATS developed a feature-rich React Native mobile application for Conscious Connects, delivering event discovery feeds, real-time attendee social interaction, CAS-based secure authentication, PayPal in-app ticket purchasing, and deep social media sharing integration.
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IT Services / Internal PlatformATS Global Techsoft
HRMS, Accounts & AI Assistant on our own Frappe build. ATS Global Techsoft runs its own HR, payroll and accounting on a Frappe platform we built and operate, extended with an AI assistant that answers on atsglobal.in and hands over to a human.
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Real Estate & PropertyLand Group
HRMS & CRM on a single Frappe platform. ATS Global Techsoft implemented Frappe HRMS alongside a CRM so the employee record and the customer record live in the same system, with lead capture, pipeline stages and payroll running off one database.
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Plumbing Products & DistributionPrem Plumbings
HRMS & ERP on ERPNext. ATS Global Techsoft moved purchasing, sales, multi-warehouse stock, GST-compliant invoicing and the full employee lifecycle off spreadsheets and standalone tools onto a single Frappe platform.
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Interior Design & Fit-OutZara Interiors
HRMS for a site-based workforce. ATS Global Techsoft implemented Frappe HRMS covering onboarding, attendance and shifts, leave workflows and payroll, with employee self-service so requests and approvals happen in the system rather than over messages.
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