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Vaibhav Singh

Open to work1 years experience

Full Stack Engineer

Mathura, IndiaTarget Roles: Backend Engineer • Full-Stack Developer • Frontend Specialist

Frontend Developer & Full Stack Engineer specializing in React.js, Next.js, TypeScript, and Node.js.

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Standing Rank

Rank Not Available

Developer Badges

Badges Pending

Skills & Technologies

28 skills
node.jstypescriptexpress.jsreact.jsnext.jsmongodbredisdockeraws ec2react nativerestful api designgraphqlwebsocketsbullmqjavascript (es6+)redux toolkittailwind csshtml5css3ssrgithub actionsci/cd pipelinesnginxlinuxgitprisma ormjwtoauth2

Work Experience

Full Stack Developer (Part-time)

MaxFate Private Limited

Jun 2025 - Present Remote
  • Owned backend for an AI report generation system processing 500+ daily requests at 99.9% uptime; made architectural decisions on job queuing, retry logic, and failure handling under real production load.
  • Replaced synchronous API calls with BullMQ + Redis async processing, cutting job queue latency by 40%; identified and resolved the bottleneck independently without guidance.
  • Owned end-to-end CI/CD on AWS EC2 via Docker + GitHub Actions; designed deployment process to allow zero-downtime releases and fast rollback when issues arose.
  • Built frontend SSR and integrated GA4 + Meta CAPI for full marketing attribution; worked with founder to prioritise features driving a 35% increase in measured user engagement.
  • Integrated Razorpay and Zoho CRM with duplicate-prevention and UTM tracking, eliminating manual lead handling and automating the full lead-to-payment workflow.

Projects

AI-Powered Personalised Report Platform

View Project
Next.jsNode.jsTypeScriptMongoDBRedisBullMQAWS
  • Production SaaS platform with async report generation pipeline; BullMQ workers handle per-user AI prompts with retry logic and failure isolation, sustaining 99.9% uptime under daily load.
  • Designed OpenAI prompt pipeline with per-user context injection for consistent multi-language output (English, Hindi) across 10+ report types.
  • Deployment on AWS EC2 with environment-specific GitHub Actions secrets and CloudWatch alarms; reduced mean time to detect (MTTD) production anomalies from hours to under 5 minutes.
  • Integrated Razorpay, Zoho CRM with UTM attribution, and Cloudflare R2 for report hosting; structured logging via Winston for operational traceability.

Drone & Aero E-Commerce Platform

Next.jsTypeScriptPrismaMongoDBRazorpayClerkVercel Blob
  • Full-stack e-commerce platform with customer storefront and admin dashboard; built to handle 500+ SKUs with server-side pagination and filtering for reliable performance at scale.
  • Designed relational-style schema in MongoDB via Prisma (users, products, variants, orders, cart, addresses, reviews); Razorpay integrated with webhook-driven payment status and signature verification.
  • Optimised Prisma queries using selective field projection and compound indexes, reducing average dashboard load time by 30% under concurrent admin sessions.
  • Built real-time admin dashboard with order management, inventory tracking, and custom service order lifecycle.

create-saas-app-cli

Node.jsTypeScriptTurborepoDocker
  • Published open-source infrastructure automation CLI (npx create-saas-app-cli) that scaffolds a production-ready multi-tenant SaaS Turborepo monorepo in seconds.
  • Supports 4 database/ORM combinations, 3 package managers, and optional modules: BullMQ worker, Redis rate limiting, JWT auth, and Prometheus + Grafana observability stack.
  • Generates shared packages for config, database, logger, auth, queue, and TypeScript types; includes GitHub Actions CI/CD and Docker Compose out of the box.

Leaderboard Standings

Leaderboard Position Pending

Global test scores, peer standing percentiles, and algorithm leaderboard ranks are updated dynamically.

Assessment Highlights

Assessments Not Completed

Coding evaluations, system assessment results, and conceptual score badges will appear here after taking a test.

AI Collaboration Score

AI Collaboration Score Pending

Developer coding behavior, assistant cooperation, and AI pair-programming indicators are evaluated during live coding sessions.

Role Compatibility Profile

Role Compatibility Analysis Pending

Custom matching reports, candidate role compatibility percentiles, and core engineer strength profiles are processed once conceptual code screenings are complete.

Achievements

API Latency Reduction

50% API latency reduction at Vize (P95: 800ms→480ms).

AI Infrastructure Uptime

AI report infrastructure at MaxFate sustaining 99.9% uptime under daily production load.

Open-source Developer Tooling

Shipped create-saas-app-cli, an open-source developer tool published on npm for scaffolding production SaaS monorepos.

About Details

Professional Bio

Early-career engineer with 1.5+ years building and maintaining production systems across startup environments. Experienced in end-to-end delivery including architecture, deployments, CI/CD, and production monitoring. Proven track record in API performance optimization and AI infrastructure.

Bachelor of Computer Applications (BCA) in Computer Science

GLA University (2023 - 2026)

Languages: English, Hindi
Email: Locked