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RISHABH TIWARI

RISHABH TIWARI

Full Stack Developer

HSR Layout, Bengaluru $15/hr Hybrid Full-time 1+ yrs exp 93 · Outstanding

About

Results-driven Full Stack Developer with 1.5+ years of experience building production-grade SaaS applications. Core contributor to OTPLX — a live ERP platform covering HRMS, Payroll, Timesheets, Leave, Expense Management, and Invoicing for enterprise clients across healthcare, finance, and IT sectors. Built and deployed DevPulse — a GitHub activity analyzer powered by Llama 3 (Groq). Proficient in Node.js, Fastify, React.js, Python, REST and GraphQL APIs, and multi-tenant database architecture. Hands-on with Agentic AI workflows, LLM integrations, OpenAI API, and Groq API. Passionate about building intelligent, scalable systems that solve real business problems.

Skills & Expertise (58)

React.js Intermediate
7.5/10
1.5
Years Exp
JavaScript Intermediate
7.0/10
1.5
Years Exp
Node.js Intermediate
7.0/10
1.5
Years Exp
Git Intermediate
7.0/10
1.5
Years Exp
REST APIs Intermediate
7.0/10
1.5
Years Exp
Typescript Intermediate
6.5/10
1.5
Years Exp
MySql Intermediate
6.5/10
1.5
Years Exp
Python Intermediate
6.3/10
1.5
Years Exp
Express.js Intermediate
6.0/10
1.5
Years Exp
GraphQL Intermediate
6.0/10
1.5
Years Exp
Docker Intermediate
6.0/10
1.5
Years Exp
Django Intermediate
5.0/10
1.5
Years Exp
Scrum Swagger Agile Azure DevOps Vercel Render Cursor VS Code Bruno SaaS SAP Jira OpenAI API Prompt Engineering Groq API LLaMA 3 agentic AI MCP Google AI Studio Cursor AI HRMS ERP HTML5 NestJS Fastify Django Rest Framework JWT Multi-tenant Architecture Next.js Angular React Native REDUX Zustand TanStack Query Postman CSS3 Tailwind CSS Vite Postgresql MongoDb Redis Schema Design Query Optimization Audit logging Migrations GitHub

Work Experience

Full Stack Developer

Opland Technologies Pvt. Ltd.

Mar 2025 - Present

Core contributor to dev.otplx.com — production SaaS ERP built from scratch, live on Android & iOS, serving enterprise clients across healthcare, finance, education, and IT sectors. Engineered 8+ HRMS modules — Onboarding, Leave, Shift Scheduling, Timesheet, Expense Management, and Payroll Workflows using React.js and Node.js. Architected 10+ production REST and GraphQL APIs using Fastify and TypeORM with JWT authentication, role-based access control, and enterprise-grade encryption. Designed multi-tenant database schemas, migrations, and immutable audit logging using TypeORM and MySQL — enabling SOX-compliant data trails across all client accounts. Optimized MySQL queries and backend logic, reducing API response time by ~35–40% across critical payroll and timesheet endpoints used by enterprise clients. Integrated SAP, Slack, Jira, and Monday APIs for seamless data sync, team communication, and project collaboration within the ERP platform. Built automated approval workflows for leave, expenses, and timesheets — cutting payroll processing time by 70% for 3+ enterprise clients. Contributed to mobile-responsive React.js frontend consumed by OTPLX Android and iOS apps (live on Play Store and App Store). Implemented Agentic AI workflows using Cursor AI and OpenAI API, reducing boilerplate code effort by 30%.

Education

B.Tech in Electronics & Communication - Oriental Institute of Science & Technology

2020 - 2024 · India

Class 12 (CBSE) - Kendriya Vidyalaya

2018 - 2019 · India

Certifications

JS Certificate

HackerEarth · 2026

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Profile Score Breakdown

📷 Photo 10/10
📄 Resume 10/10
💼 Job Title 10/10
✍️ Bio 10/10
🛠️ Skills 20/20
🎓 Education 10/10
⏱️ Experience 8/15
💰 Rate 5/5
🏆 Certs 5/5
Verified 5/5
Total Score 93/100

Profile Overview

Member sinceJun 2026
Work ModeHybrid
AvailabilityFull-time

Availability Details

Visa Status

Citizen

Relocation

Open to Relocation

Skills (58)

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