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SIH Buddyby Ganeev Singh
Dev
All problem statements
SIH26129Proceed with cautionacceptance 2/5

System integration and interoperability among government digital platforms,resulting in fragmented service delivery

Government Of Maharashtra · Smart Automation · Software

The hard part of this problem is political, not technical, and what you can build is a middleware layer between two portals you wrote yourself — pick a narrower Maharashtra statement with a demonstrable core instead.

What it actually is

Government departments each built their own portals and databases, so citizens submit the same documents repeatedly and officials never see a consolidated view. The ask is a middleware layer that lets these existing systems exchange data securely without replacing any of them. It is an integration architecture problem rather than an application.

What to build

An interoperability middleware exposing reusable connectors that wrap legacy and modern departmental systems behind a common API, a master data layer resolving the same citizen or business across departments that use different identifiers, a consent layer where a citizen authorises one department to fetch a specific record from another with the grant logged and revocable, event-driven notification so an approval in one system updates a unified application tracker in another, plus audit logs, role-based access, data-quality validation on every exchange and a monitoring dashboard showing connector health and service-level compliance.

Smallest thing that wins the room

Submit one application in a mock department portal and show it pulling a verified document from a second department through the consent layer — with the citizen's grant recorded, the fetch logged in the audit trail, and the unified tracker updating in both systems without the citizen re-uploading anything.

How crowded this one gets

A guess, projected from the 2025 statements — the last year where both the submission counts and the winners were published.

Crowded450–500 teams expectedroughly 1 in 381–421 wins it

Quieter than 7% of the 226 · #210 of 226 by expected field · reaches the 500 cap

Heavily contested. The obvious build has already been done by twenty other teams.

Why: state governments drew the biggest crowds in 2025.

This is a guess, not a fact

Nobody has published 2026’s numbers yet. This is an analysed estimate from last year’s pattern, so please do not take it as the truth — check the live counter on the SIH portal before you decide anything. The range covers the middle half of likely outcomes, so one statement in two lands outside it. Entry closes at 500 ideas per statement, so no range goes past that — a statement that reaches the cap fills and shuts rather than drawing an unlimited crowd. The model reads only three things a team can see before choosing — software or hardware, the theme, and what kind of body posted it — and those explain about a quarter of the variation in last year’s field sizes (R² 0.25 on held-out statements). Trust the band more than the number, and the ordering more than either. It cannot see how good your idea is, which is the part that actually decides it.

The scores

The number is the shorthand. The line under it is the reason.

What you will be writing

  • API gateway (Kong / APISIX) with connector plugins
  • Consent artefact modelling (DEPA-style)
  • Keycloak federated identity / single sign-on
  • Kafka or NATS event-driven notification
  • Master data record linkage across identifiers
  • OpenAPI 3.0 contracts + audit logging
  • Government interoperability
  • Integration architecture
  • Consent and data exchange

Prior art to read before you start

middleware for legacy system integration · consent-based data sharing · unified citizen service tracking

Analysed by Claude Opus. Every score above is a judgment call with its reasoning attached — kindly cross-check this against the official statement on the SIH portal before your team commits to it.