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Jitu Rajak

PROFILE

Jitu Rajak

Jitendra Rajak developed and enhanced backend systems for the nammayatri/nammayatri repository over 13 months, delivering 52 features focused on fleet, driver, and analytics workflows. He engineered robust APIs for onboarding, payout processing, and analytics, integrating technologies like Haskell, SQL, and Redis to ensure data integrity, security, and scalability. His work included encrypted identity verification, ClickHouse analytics integration, and flexible booking and payout modules, all designed for maintainability and business value. By refactoring core modules and introducing configuration-driven features, Jitendra improved operational reliability, access control, and developer productivity, demonstrating depth in backend development, data modeling, and system integration.

Overall Statistics

Feature vs Bugs

90%Features

Repository Contributions

105Total
Bugs
6
Commits
105
Features
52
Lines of code
18,937
Activity Months13

Work History

March 2026

1 Commits • 1 Features

Mar 1, 2026

March 2026 monthly summary for nammayatri/nammayatri: Delivered Ride Payout Virtual Payment Address (VPA) Retrieval to support payout processing for rides. The feature retrieves the Virtual Payment Address to streamline and automate ride payout settlements, improving payment reliability and cash flow accuracy.

February 2026

9 Commits • 8 Features

Feb 1, 2026

February 2026 monthly performance summary focusing on key features delivered, major bugs fixed, and overall impact across the nammayatri repos. This period delivered core fleet management improvements, data integrity enhancements, flexible booking options, clearer driver identity in APIs, and external LMS integration to boost onboarding readiness, while tightening access controls and laying groundwork for LMS-driven learning across modules.

January 2026

6 Commits • 3 Features

Jan 1, 2026

January 2026 - nammayatri/nammayatri: Delivered backend features and fixes that strengthen booking lifecycle, billing accuracy, and fleet reliability, with a configurable approach to scheduling. Key outcomes: (1) Cancellation API and flow improvements for better fleet coordination and user experience; (2) Invoice API enhancements enabling riderName visibility and rider-app-sourced customer data for clearer invoices; (3) Integrity guardrail preventing removal of drivers with active rides; (4) Scheduling flexibility via enableScheduleReallocation, with updated reallocation logic and schema. Business impact: reduced cancellation friction, improved invoice clarity, lowered risk of fleet disruption, and more adaptable scheduling to match demand. Technologies/skills demonstrated: API design, type-safe data modeling, backend refactoring, configuration-driven features, and data sourcing from rider-app.

December 2025

19 Commits • 5 Features

Dec 1, 2025

December 2025 monthly summary for nammayatri projects, focusing on delivering business value through deep API integration, analytics improvements, and data integrity across two repositories (nammayatri/nammayatri and nammayatri/shared-kernel).

November 2025

13 Commits • 9 Features

Nov 1, 2025

In November 2025, delivered a comprehensive backend enhancement set across nammayatri/nammayatri and shared-kernel to boost data integrity, analytics capabilities, and developer productivity, with a clear focus on business value and maintainability. Implemented schema improvements, expanded analytics APIs, strengthened reliability, and introduced governance-oriented features that enable richer insights and faster, safer data operations.

October 2025

7 Commits • 4 Features

Oct 1, 2025

October 2025 monthly summary focusing on business value delivered through analytics, payment and verification improvements, and data processing robustness across nammayatri/nammayatri and shared-kernel. This period delivered new fleet analytics capabilities, config-driven payments, simplified identity verification logic, and several reliability fixes, resulting in improved operational insights, user experience, and data integrity.

September 2025

3 Commits • 2 Features

Sep 1, 2025

September 2025 monthly summary for nammayatri/nammayatri focused on backend enhancements to drive business value: implemented multi-method driver payout configuration and improved analytics reliability and governance. Key improvements include new payout fields, enhanced onboarding validation, and analytics configuration cleanup, all contributing to payout accuracy, better driver pool calculations, and reduced operational risk.

August 2025

11 Commits • 5 Features

Aug 1, 2025

August 2025 (2025-08) monthly performance summary for repository nammayatri/nammayatri. Delivered a robust analytics capability, hardened driver status workflows, and reliability improvements across onboarding and data auditing. The work focused on delivering business value through analytics, reliability, and scalable configurations.

July 2025

4 Commits • 2 Features

Jul 1, 2025

July 2025: Delivered security-focused enhancements for driver onboarding and streamlined admin verification in nammayatri/nammayatri. Key features include encrypted driver identity fields (PAN, Aadhaar, DL), improved name validation percentage, GST handling, and robust RC association checks with optional RC handling to simplify driver-vehicle linkage. Admin-level bypass for document verification across APIs, with updated API specs and type definitions to support admin workflows. Major bug fixes include extending driver document validation with GST handling and improved duplicate checks for PAN/Aadhaar/GST, and refactoring RC association logic. Overall impact: higher data security and validation accuracy, faster onboarding, and reduced manual admin overhead, enabling scalable growth. Technologies/skills demonstrated include backend security (encryption of PII), data validation, API design, versioned changes, and governance improvements.

June 2025

16 Commits • 6 Features

Jun 1, 2025

June 2025 monthly summary: Delivered key back-end and data-layer enhancements across nammayatri/nammayatri and nammayatri/shared-kernel, focusing on business value, security, data integrity, and analytics readiness. Implemented comprehensive Driver/Fleet/Operator associations with auditing, Redis-based status tracking, and central checks via the DDriver module; enhanced data validation and visibility of vehicle approval status; introduced API governance and search improvements; advanced analytics support in ClickHouse; and calibrated identity validations with Indian mobile numbers and Idfy name comparison.

May 2025

12 Commits • 4 Features

May 1, 2025

May 2025 monthly summary focusing on delivering business value through robust fleet/driver management, enhanced data ingestion and verification, and enriched driver analytics, while expanding the data infrastructure (ClickHouse) to enable deeper insights and scalable operations across the Nam May Tar i platforms.

April 2025

3 Commits • 2 Features

Apr 1, 2025

April 2025: Implemented core API enhancements in nammayatri/nammayatri delivering analytics and strengthened access control, enabling deeper driver/fleet insights, better auditing, and scalable vehicle management.

March 2025

1 Commits • 1 Features

Mar 1, 2025

March 2025: Delivered a unified referral tracking and linking capability for fleet and driver operator roles. Refactored the referral system to consolidate implementation, enabling retrieval of referral details, role validation, and linking logic between fleet and driver operators. The work supports multiple referral types and enhances business visibility and customer acquisition workflows, while reducing maintenance complexity.

Activity

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Quality Metrics

Correctness86.2%
Maintainability83.2%
Architecture83.8%
Performance79.0%
AI Usage26.4%

Skills & Technologies

Programming Languages

CabalDhallHaskellSQLYAML

Technical Skills

API DesignAPI DevelopmentAPI IntegrationAPI RefactoringAPI designAPI developmentAPI integrationAccess ControlAnalytics IntegrationBackend DevelopmentCSV HandlingCachingClickHouseClickhouseConcurrency Control

Repositories Contributed To

2 repos

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

nammayatri/nammayatri

Mar 2025 Mar 2026
13 Months active

Languages Used

HaskellSQLYAMLCabalDhall

Technical Skills

API DevelopmentBackend DevelopmentDatabase ManagementFeature ImplementationRefactoringSystem Design

nammayatri/shared-kernel

May 2025 Feb 2026
6 Months active

Languages Used

Haskell

Technical Skills

Backend DevelopmentClickhouseDatabase IntegrationHaskellAPI IntegrationInput Validation