Full-Stack Developer with Stripe Expertise

MISRILAL SAH

PROFESSIONAL SUMMARY

Full-Stack Developer with 3+ years of production experience building scalable SaaS platforms and payment infrastructure for enterprise clients across Europe and North America. Stripe Certified Professional Developer (Apr 2025) with deep expertise in subscription billing, webhook systems, and third-party API integrations. Proficient across the full stack - JavaScript, PHP, Node.js, Laravel, Vue.js, React.js, Python and MySQL - with a strong record of measurable performance improvements and automated workflow delivery.

WORK EXPERIENCE

Ciklum India

JavaScript Engineer-1

Architected and implemented scalable backend systems using Laravel and MySQL, reducing API response time by 40% — directly improving platform reliability for enterprise SaaS clients across Europe and North America Developed and integrated AWS cloud services (S3, EC2, Lambda) into the product stack, enhancing system uptime, horizontal scalability, and deployment efficiency

Built comprehensive user interaction tracking system (clicks, visits, file downloads) using event-driven architecture, improving analytics coverage by 70% and enabling data-driven product decisions Collaborated in agile cross-functional team of 30+ engineers across multiple time zones, consistently delivering bi-weekly sprint releases

Completed Ciklum AI Academy Level 3 certification (Jan 2026) and integrated AI-assisted development practices into daily engineering workflow

Software Engineer

Diagnosed and resolved critical Stripe webhook failures, reducing payment processing error rate by 50% and eliminating double-billing incidents affecting 20% of active subscription users — restoring revenue integrity Optimised CMS performance through database query restructuring and strategic caching implementation, reducing load times from 1.5-2 minutes to under 15 seconds (70% improvement) Integrated multi-upload functionality into the admin panel, streamlining bulk operations and reducing manual admin effort by 30%

Engineered Facebook Graph API integration for automated post scheduling with real-time analytics tracking (likes, comments, shares, reach) across 50+ posts, achieving 65% improvement in organic post consistency Built and maintained RESTful APIs and front-end components using PHP (Laravel, Yii), Vue.js, and MySQL across a subscription-based SaaS platform

Full-Stack Developer Stripe Certified Professional

+91-823******* *************@*****.*** misril.dev linkedin.com/in/misrilal-sah github.com/Misrilal-Sah Pune, India

Jun 2023 – Present

Jul 2024 – Present Pune, India (Remote)

Jun 2023 – Jun 2024 Pune, India (via Infogen Labs, integrated into Ciklum) Gadre Infotech Pvt. Ltd.

Web Developer Intern

Designed and built a fully responsive multi-page school website from scratch using HTML5, CSS3, JavaScript, and Bootstrap - delivered complete within a 2-month internship timeline Jun 2022 – Jul 2022

Ratnagiri, India

TECHNICAL SKILLS

Languages JavaScript • TypeScript • PHP • Python

Frontend React.js • Vue.js • HTML5 • CSS3 • Bootstrap Backend Node.js • Laravel • Yii • REST APIs • GraphQL • Facebook Graph API Database MySQL • PostgreSQL

Cloud & DevOps AWS • Docker • CI/CD • Git • GitHub Payments Stripe API • Webhook Architecture • Subscription Billing Dev Tools Jira • Postman • vTiger CRM • PHPRunner • Agile / Scrum EDUCATION

Bachelor of Engineering — Computer Science

Rajendra Mane College of Engineering & Technology, University of Mumbai ADDITIONAL INFORMATION

Languages: English (Professional), Hindi (Native), Marathi (Native) Open Source: Active contributor to large open-source repositories 36+ public GitHub repos 500+ contributions in last year CERTIFICATIONS

Stripe Certified Professional Developer

JavaScript (Intermediate)

AI Academy Level 3

NodeJS — The Complete Guide Ultimate AWS Certified Cloud Practitioner Stripe Apr 2025 – Apr 2027 Verify

HackerRank Mar 2026 Verify

Ciklum Jan 2026 Verify

Udemy

Aug 2019 – May 2023

CGPA: 8.7 / 10

KEY PROJECTS

KEY PROJECTS

Munetrix - Full-Stack Developer

Built custom reporting modules integrating FusionCharts and Tableau for dynamic data visualisation Led Laravel framework upgrade from v9 to v11 and PHP from 7.1 to 8.3 — improving security, performance, and long-term maintainability

Refactored backend query architecture, reducing reporting load time by 45% Screen Insider - Full-Stack Developer

Reduced CMS load time by 70% through database query optimisation and system architecture improvements Created dynamic content pages and visual metrics dashboards with click/download tracking and audience analytics Automated organic Facebook posting pipeline with real-time engagement tracking (likes, comments, shares, reach) Hatch Insight - Backend Engineer

Enhanced backend architecture and integrated third-party learning tools to support high-availability e-learning modules Optimised database queries and API response handling to support concurrent user sessions, improving platform stability during peak load

PHP · Laravel · Vue.js · MySQL · FusionCharts · Tableau PHP · JavaScript · MySQL · AWS · Facebook Graph API PHP · Yii 2· Node.js · MySQL · Third-party APIs

Personal Projects

Jewellery E-commerce — full luxury e-commerce platform with secure checkout, product galleries, and order management

(ReactJS · Node.js) View Project

MirraSync — AI productivity tool to run multiple LLMs side by side in a single interface (JavaScript · Node.js) View Project AI Query Master — AI-powered database assistant that analyzes, optimizes, and generates queries using RAG, reasoning, and agentic workflows. (ReactJS · Python) View Project 4 published Chrome Extensions: Design-Inspector-Pro, GlobeSync, Screenshot-Master, GrammarGenius-Pro 4 published VS Code Extensions: Insert Utilities, Path-Master, Trailing Pro, Speech-to-Text for Cursor AI github.com/Misrilal-Sah

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