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COders LimeCL
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COders Lime

@coderslime

Backend-focused MERN developer building scalable multi-tenant SaaS and shipping 100+ REST APIs on AWS.

Pakistan
Message

What I'm looking for

I’m looking to grow in backend/API engineering—building scalable multi-tenant products, optimizing databases for speed, and deploying reliable services on AWS with clean, testable code.

I’m a backend-focused MERN developer with 4+ years of professional software experience, including 3+ years building and scaling a multi-tenant SaaS platform. I’ve shipped 100+ production REST APIs, automated financial workflows with Stripe, and deployed containerized services on AWS, with a strong focus on database performance, automated testing, and clean maintainable code.

As a backend lead at Truzak Technology Inc., I engineered multi-tenant data architecture with strict data isolation, designed and unit tested 100+ API endpoints in Node.js/Express, and optimized MongoDB schemas and indexing to reduce query response times from 1.2s to 300ms. I’ve also implemented JWT authentication and role based access control, built secure file storage with AWS S3, and supported integrations like scheduled Stripe invoicing webhooks and background jobs (cron). Earlier, I worked as a ServiceNow Associate Developer using Glide scripting/server-side JavaScript to automate workflows across incident and service catalog processes, and I continue to bring that “scope and build APIs” mindset to every integration and feature.

Experience

Work history, roles, and key accomplishments

TI
Current

MERN Developer (Backend)

Truzak Technology Inc.

Jan 2022 - Present (4 years 5 months)

Led backend development for Condozak, a multi-tenant property management SaaS, engineering isolated data architecture and shipping 100+ unit-tested Node.js/Express REST APIs across units, residents, payments, and communications. Optimized MongoDB queries (1.2s→300ms) and automated recurring invoicing with Stripe for 2 corporations, deploying containerized services on AWS via CI/CD and Docker.

AG

ServiceNow Associate Developer

Applied Impact Group

Jan 2021 - Jan 2022 (1 year)

Built ServiceNow workflow automations and business logic with Glide scripting, reducing manual effort across incident and service catalog processes. Integrated ServiceNow with external systems via REST data flows and administered core ITSM modules (incident, problem, change, service catalog) while translating client requirements into technical solutions.

Education

Degrees, certifications, and relevant coursework

FAST-NUCES logoFA

FAST-NUCES

B.S. (Computer Science) (Hons), Computer Science

2021 -

B.S. (Computer Science) (Hons) at FAST-NUCES starting in 2021.

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