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shreyaxh

PROFILE

Shreyaxh

Shreyyash Yadav worked extensively on the nammayatri/nammayatri repository, building robust backend features for multimodal transport systems. Over twelve months, he delivered APIs for discovery search, ticketing, and route serviceability, integrating Haskell and SQL to ensure data integrity and reliability. His work included schema migrations, configuration-driven logic, and enhancements to authentication and logging, enabling flexible partner onboarding and improved observability. Shreyyash also modernized fare calculation and ticket status tracking, aligning backend workflows with real-world operational needs. By focusing on maintainable code and scalable data models, he addressed business requirements for uptime, analytics, and seamless integration across transport providers.

Overall Statistics

Feature vs Bugs

94%Features

Repository Contributions

26Total
Bugs
1
Commits
26
Features
17
Lines of code
2,630
Activity Months12

Work History

December 2025

2 Commits • 2 Features

Dec 1, 2025

December 2025 (Month: 2025-12) – nammayatri/nammayatri: Focused backend feature work driving search usability and ticketing capabilities. Business value-driven outcomes: improved discovery search reliability and scalable pagination; integrated bus ticketing with updated pricing and robust booking request handling. Notable commits delivered this period include 43f3f400dd2b50229e9109992ee3b15a0d68fbba (discovery search updates) and 169d5143ee2729cfac54f575d8f203ce9d4d3100 (dtc bus ticketing integration logic).

November 2025

1 Commits • 1 Features

Nov 1, 2025

November 2025: Delivered a flexible User Authentication System enhancement in nammayatri/shared-kernel by introducing a new field to manage subscribers who can bypass signature verification, enabling policy-driven authentication without sacrificing security. Implemented backend logic changes to disable signature authentication for specific subscribers (commit 6d89ef8849debea43f49e62dc863a76ca00ac50d).

October 2025

6 Commits • 1 Features

Oct 1, 2025

Month 2025-10: Delivered a new Nearby Bus Location Identification API and integrated it into the multimodal journey flow for nammayatri. Extended busLocationData with identifiers, timestamps, accuracy, and time-based validity; added result limits; decoupled search radius from accuracy; integrated into search and journey modules; enhanced journey leg to utilize nearby bus data for multimodal routing. Implemented code cleanup and time-based validation checks; overall improvements in accuracy, performance, and user experience.

September 2025

2 Commits • 2 Features

Sep 1, 2025

September 2025 monthly summary focusing on key backend feature delivery and system improvements for nammayatri. Key features delivered include BMRCL Ticket Status Tracking Enhancements and TrackRoute API Location-Based Tracking Enhancements. No major bugs fixed this month. Overall impact includes improved operational accuracy at metro gates, enhanced location-based route planning, and stronger data integrity through refactored key management. Technologies demonstrated include backend feature development, API design and parameterization, state management for ticketing, and integration with location-based tracking workflows.

August 2025

3 Commits • 2 Features

Aug 1, 2025

Concise monthly summary for 2025-08 focusing on business value and technical accomplishments in nammayatri/nammayatri. Key features delivered include route serviceability modernization using getRoutes API with transporter-configurable distance weightage and improved storage/schema alignment; ticket status management enhanced via FRFS integration. Impact includes reduced external API reliance, improved route selection accuracy for off-us buyer apps, and more reliable ticket lifecycle aligned with Google Wallet states. Skills demonstrated include backend refactoring, API integration, schema evolution, and configuration-driven feature enablement.

April 2025

1 Commits • 1 Features

Apr 1, 2025

April 2025: Delivered the Discovery Search API for FRFS in nammayatri/nammayatri, enabling city- and vehicle-type-based discovery of metro/bus providers. Implemented new API endpoint and handler; updated API specs and request types to reflect the discovery workflow, and prepared the codebase for future performance and integration enhancements. No major bugs fixed this month; focus was on feature delivery and API design.

February 2025

2 Commits • 1 Features

Feb 1, 2025

February 2025 monthly summary for nammayatri/nammayatri: Implemented Driver Tag Score Enhancement for Search Requests, including a backend fix for driver_tag_score handling and a schema upgrade from text to JSON to enable structured scoring data for search results. Performed local test data cleanup and removed redundant registry entries to stabilize development and testing environments. The work improves search relevance and analytics, while streamlining data models and test hygiene.

January 2025

1 Commits • 1 Features

Jan 1, 2025

January 2025 monthly summary for nammayatri/nammayatri: Delivered Domain-aware Network Logging (API Observability) to enhance observability by adding domain information to log pushes across API endpoints within the FRFS system. Implemented domain parameter in pushLogs, applied consistently across multiple modules to improve monitoring, troubleshooting, and business insight into user-facing network activity. This change lays the groundwork for domain-level analytics and faster issue resolution across the FRFS domain.

December 2024

3 Commits • 2 Features

Dec 1, 2024

Month: 2024-12 — Focused on reliability, data integrity, and integration readiness for nammayatri/nammayatri. Key outcomes include a corrected fare recomputation path, a data-model improvement for distance thresholds, and development environment updates to support ONDC and NY registries. These changes reduce pricing errors, streamline configuration, and enable faster onboarding of new partners.

November 2024

2 Commits • 1 Features

Nov 1, 2024

Month: 2024-11 | Repository: nammayatri/asset-store. Focused on delivering a visually consistent Delhi Metro banner experience by adding new image assets and updating the banner to support Delhi Metro content in the nammayatri and yatri sections. Key outcomes for the month: - Implemented Delhi Metro banner visuals integration (new image assets and updated banner) to expand content coverage and improve brand alignment across user flows. - Asset updates delivered with two commits, enabling quick roll-out and traceability: • c55750332dc627ce6829f0216281fed670aad775 - adds delhi metro banner images • 303a1f4a3d6c6ea30fe0e5b63b91caf0bc26d146 - updates delhi metro banner - No major bug fixes reported this month; focus remained on feature delivery and asset pipeline improvements. Overall impact: - Business value: Strengthened Delhi Metro content capabilities, enabling targeted campaigns and better user experience in relevant sections. - Technical accomplishments: Asset management for banners, Git-based traceability, and groundwork for consistent, scalable content updates. Technologies/skills demonstrated: - Image asset integration and content updates in a front-end/asset workflow - Version control discipline with descriptive commit messages - Collaboration across content and product areas to extend banner capabilities

October 2024

2 Commits • 2 Features

Oct 1, 2024

October 2024 monthly summary for nammayatri/nammayatri: Focused on strengthening BPP integration reliability and enhancing driver matching capabilities. Delivered two major backend features: (1) BPP Service Connection Reliability Enhancement via Registry/Gateway Configuration Fallback to improve connectivity resilience, and (2) Driver Search Scoring Enhancement: driverTagScore to enable score-based evaluation by updating the data model, database schema, and related query logic. These changes reduce connection flakiness, improve driver candidacy ranking, and lay groundwork for richer analytics. Technologies and patterns demonstrated include backend feature evolution with configuration fallbacks, data model migrations, and query-layer enhancements. Impacts include higher uptime for BPP interactions and more accurate, data-driven driver matching.

September 2024

1 Commits • 1 Features

Sep 1, 2024

September 2024: Delivered reliable configuration and failover management for registry and gateway connections in nammayatri, strengthening service reliability and provider flexibility. Implemented fallback logic, added API endpoints to control configuration priorities and manage failover across providers, and updated database schemas to support seamless integration with existing systems. The work reduces connection instability and supports future multi-provider strategies, aligning with uptime and resilience goals.

Activity

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Quality Metrics

Correctness83.4%
Maintainability83.0%
Architecture82.0%
Performance77.4%
AI Usage26.2%

Skills & Technologies

Programming Languages

DhallHaskellSQLYAML

Technical Skills

API ConfigurationAPI DesignAPI IntegrationAPI designAPI developmentAsset ManagementBackend DevelopmentConfiguration ManagementData ModelingDatabase ManagementDatabase Schema ManagementFare Calculation LogicHaskellLoggingObservability

Repositories Contributed To

3 repos

Overview of all repositories you've contributed to across your timeline

nammayatri/nammayatri

Sep 2024 Dec 2025
10 Months active

Languages Used

HaskellSQLDhallYAML

Technical Skills

API designHaskellbackend developmentdatabase managementBackend DevelopmentConfiguration Management

nammayatri/asset-store

Nov 2024 Nov 2024
1 Month active

Languages Used

No languages

Technical Skills

Asset Management

nammayatri/shared-kernel

Nov 2025 Nov 2025
1 Month active

Languages Used

Haskell

Technical Skills

Haskellauthentication systemsbackend development