What I've done and My

Skill Sets

Last Updated : 06/12/2025

TECHNOLOGIES

DAY-TO-DAY COMFORT

  • GIT / SVN
  • Xcode 16
  • Swift / SwiftUI / Objective C
  • CI/CD / Github Actions
  • Jira / Confluence / Github
  • HTML5 / CSS3

EXPERIENCE WITH

  • JAVA / C / C++ / JAVASCRIPT
  • Sketch / XD / Figma
  • Github CoPilot / Claude Code
  • SQL SERVER 2008 / ORACLE DATABASE 11g
  • SPRING SOURCE TOOL SUITE 3.1 / SQL DEVOLOPER 3.0
  • Sketch / XD

iOS CORE SKILLS

Objective C / Swift

Design patterns MVC, Delegation, Singleton, Concurrency management, collection types. ARC, Optional Chaining, Protocols, Extensions, Generics.

Frameworks

Address book, Assets Library, Core Graphics / Image /Location / Text/Video/Motion, Foundation, Health Kit, Map Kit, Media player, Sql Lite 3.0, Security, Social. XCTest for unit & Ul testing.

Features

App extensions, Handoff, UIKit Dynamics, Background fetch, Siri kit, Size classes, Ineractive APNS, Local notifications, Custom Gesture recognizers,

Core Services

GCD, In app purchase, SQL Lite, Core data.

App Management

Generating Certificate & provisioning, iTunes connect configuration App store upload, test flight distribution both internal & external, App analytics.

Xcode / Others

Integration of third party frameworks via COCOA PODS, Instruments, Time profiling, allocation, memory leaks,LLDB, Custom breakpoints, View Debugger, Touch ID, Source editor extensions, Barometer, Three Axis Gyro, Accelerometer. Ethical Hacking - Jailbreaking iPhone, MTM (Man in the Middile attack), Reverse Engineering Binary.

WORK EXPERIENCE

Lead Software Engineer

Sep 2020 - Present , EPAM Systems Inc.

Led a team of iOS developers in the development and delivery of high-quality iOS apps. Worked with clients to gather requirements and develop feasible solutions on the Apple platform. Coordinated with cross-functional teams to ensure projects were delivered on time and within budget.

Tech Lead (iOS)

Mar 2019 - Sep 2020 , Optimize IT Systems Pvt. Ltd.

Led a team of 5 developers in the delivery of 3 projects. Participated in pre-sales activities, including technical bid review, mobile solution review, and estimation and forecasting of project timelines. Collaborated with UI/UX team to migrate from Photoshop to Sketch and later to Adobe XD.

Associate Consultant

May 2015 - March 2019 , Atos India Pvt. Ltd.

1. Developing iOS Mobile Applications 2. Analyzing client requirements and suggesting feasible mobile solutions. 3. Managing entire technical life cycle of the project i.e evaluating client business model , planning mobile application that would help drive business , planning UI & UX with design team ,coding the recommended application , Writing unit test code and polishing app with help of xcode instruments , coordinating with test team for deploying adhoc builds & continuous bug fixing. 4. Monetizing the app with Ad's , publishing the app on store.

Software Engineer

Jan 2014 - May 2015 , Indusnet Technologies (Formerly Customer First Infonet Private ltd.)

Developed iOS Mobile Applications. Worked in a dedicated hiring model for offshore clients, sharing code via DVCS (GIT). Estimated requirements and timelines for maintaining and developing new applications. Wrote unit test code and distributed builds to internal testers and clients.

Jr. iPhone Developer

July 2013 - Jan 2014 , Micronix System (Formerly Micronix Technologies Pvt. Ltd.), Kolkata

1. Developing iOS Mobile Applications. 2. Evaluating client requirement, planning UI & UX with design team ,coding the recommended application. 3. Monetizing the app with Ad's , publishing the app on store.

Jr. Developer

March 2013 - June 2013 , IDEO Technological Resource Limited, Kolkata

Developing the REST & SOAP based web services that would be consumed by different desktop and mobile application on JAVA platform. Exposure to JAVA , J2EE.

EDUCATION

B. Tech. (CSE)

Aug 2008 - May 2012 , Heritage Institute Of Technology, Kolkata

DGPA - 7.28
Exploring the programming languages c , c++ , JAVA , Data Structures , Algorithms , Computer graphics , Engineering Mathematics , Physics.

12 th , Science (PCMB)

May 2004 - May 2006 , St Joseph's Public School , Samastipur , Bihar

63%
Gaining understanding of science in Mathematics , Biology ,Physics , Chemistry.

10 th

May 2002 - May 2003

75%
Learning the principles of basic sciences. Taking part in drama activities. Got award for distinctive performance in 2nd National Cyber Olympiad.

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