Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I'm a senior iOS/mobile engineer with 14+ years of software development and a decade focused on building high-performance iOS apps using Swift, SwiftUI, and UIKit. I've delivered enterprise mobile solutions for global organizations such as BHP, Cisco, Daimler, Schneider Electric, Jotun, HP, NBCUniversal, and Airtel. Currently, I'm building mission-critical mobile applications for BHP Group in Perth (via Infosys), enabling operations in remote mining environments with offline-first architectures, robust authentication, data visualization, and CI/CD-driven delivery. I enjoy mentoring teams and solving complex architectural challenges to keep our apps reliable and scalable in challenging conditions.…I'm a senior iOS/mobile engineer with 14+ years of software development and a decade focused on building high-performance iOS apps using Swift, SwiftUI, and UIKit. I've delivered enterprise mobile solutions for global organizations such as BHP, Cisco, Daimler, Schneider Electric, Jotun, HP, NBCUniversal, and Airtel. Currently, I'm building mission-critical mobile applications for BHP Group in Perth (via Infosys), enabling operations in remote mining environments with offline-first architectures, robust authentication, data visualization, and CI/CD-driven delivery. I enjoy mentoring teams and solving complex architectural challenges to keep our apps reliable and scalable in challenging conditions.

Karthik Rajasekharan Nair Salila Karthik

App Developer, Web Developer, Front-End Developer, +4





I'm a senior iOS/mobile engineer with 14+ years of software development and a decade focused on building high-performance iOS apps using Swift, SwiftUI, and UIKit. I've delivered enterprise mobile solutions for global organizations such as BHP, Cisco, Daimler, Schneider Electric, Jotun, HP, NBCUniversal, and Airtel. Currently, I'm building mission-critical mobile applications for BHP Group in Perth (via Infosys), enabling operations in remote mining environments with offline-first architectures, robust authentication, data visualization, and CI/CD-driven delivery. I enjoy mentoring teams and solving complex architectural challenges to keep our apps reliable and scalable in challenging conditions.…I'm a senior iOS/mobile engineer with 14+ years of software development and a decade focused on building high-performance iOS apps using Swift, SwiftUI, and UIKit. I've delivered enterprise mobile solutions for global organizations such as BHP, Cisco, Daimler, Schneider Electric, Jotun, HP, NBCUniversal, and Airtel. Currently, I'm building mission-critical mobile applications for BHP Group in Perth (via Infosys), enabling operations in remote mining environments with offline-first architectures, robust authentication, data visualization, and CI/CD-driven delivery. I enjoy mentoring teams and solving complex architectural challenges to keep our apps reliable and scalable in challenging conditions.

Available to hire

I’m a senior iOS/mobile engineer with 14+ years of software development and a decade focused on building high-performance iOS apps using Swift, SwiftUI, and UIKit. I’ve delivered enterprise mobile solutions for global organizations such as BHP, Cisco, Daimler, Schneider Electric, Jotun, HP, NBCUniversal, and Airtel.

Currently, I’m building mission-critical mobile applications for BHP Group in Perth (via Infosys), enabling operations in remote mining environments with offline-first architectures, robust authentication, data visualization, and CI/CD-driven delivery. I enjoy mentoring teams and solving complex architectural challenges to keep our apps reliable and scalable in challenging conditions.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Beginner

Beginner

Beginner

Language

English

Fluent

Malayalam

Fluent

Tamil

Advanced

Hindi

Fluent

Work Experience

Senior iOS Developer — Consultant at BHP Group via Infosys Ltd

July 1, 2023 - Present

Leading iOS development for BHP Digital Suite apps: OS Mastery, MyBOS, and Standardised Work; architected offline-first solutions using Swift and Core Data for uninterrupted workflows in low-connectivity mining environments; developed scalable SwiftUI / UIKit components for dashboards, workflows, and field productivity tools; integrated Azure AD for enterprise authentication and secure mobility; built custom data visualisation modules and KPI dashboards; drove CI/CD optimization and conducted mentoring and code reviews.

Senior iOS Developer (Consultant) at BHP Group via Infosys Ltd

July 1, 2023 - Present

Lead iOS development for BHP Digital Suite apps including OS Mastery, MyBOS, and Standardised Work. Architected offline-first solutions with Core Data to ensure uninterrupted workflows in low-connectivity environments. Built scalable SwiftUI/UIKit components for dashboards, workflows, and field productivity. Implemented Azure AD enterprise authentication and secure mobility, developed data visualisation modules and KPI dashboards, and collaborated with product, UX, and backend teams in Agile delivery. Mentored developers and improved release efficiency through CI/CD and release optimisations.

Technology Lead — Mobile Engineering at Infosys Ltd

July 1, 2018 - July 1, 2023

Led development and delivery of multiple enterprise mobile applications across logistics, fleet management, manufacturing, and digital transformation domains; designed reusable mobile frameworks and scalable MVVM-based architectures; managed full SDLC: architecture, development, testing, UAT, deployment, and production support.

Technology Lead – Mobile Engineering at Infosys Ltd

July 1, 2018 - July 1, 2023

Led architecture and development of scalable iOS applications for global enterprise customers across logistics, fleet management, and manufacturing. Designed reusable MVVM-based mobile frameworks, managed SDLC lifecycle from architecture to production support, and mentored teams. Engaged with clients for technical discussions and delivery planning; earned multiple MVP and Key Player awards for engineering excellence.

Senior Software Engineer at Quest Global Ltd

April 1, 2017 - June 30, 2018

Designed and delivered iOS mobile applications for enterprise customers; participated in requirements analysis, architecture design, PoC development, and testing.

Senior Software Engineer - iOS at Quest Global Ltd

April 1, 2017 - June 1, 2018

Designed and developed iOS applications for enterprise customers, participated in requirements analysis, architecture design, POC development, testing, and delivery, collaborating with cross-functional teams to optimize performance and delivery quality.

Senior Software Engineer — iOS at Attinad Software Pvt Ltd

April 1, 2014 - April 30, 2017

Jotun Maintenance Manual — Cross-platform maintenance management app (Xamarin Forms + Objective-C) with offline and REST integrations; Sitemaster / Jotun — Digital dry-docking workflow replacing legacy database systems with offline-first architecture; PELCO Cloud Mobile / Schneider Electric — Xamarin Forms mobile solution on Microsoft Azure with CCTV technology integration.

Senior Software Engineer – iOS at Attinad Software Pvt Ltd

April 1, 2014 - April 1, 2017

Developed iOS applications using Swift and Objective-C, implemented offline-first workflows, and delivered cross-functional projects (including Jotun Maintenance Manual and Sitemaster) with NFC, GPS, and cloud integrations.

Junior iOS Developer at Srishti Innovative Pvt Ltd

February 1, 2012 - April 1, 2014

Developed iOS applications from concept through App Store deployment; contributed to POC development, testing, and production support across media, entertainment, and finance domains (e.g., Airtel Wynk Movies, NBCUniversal).

Education

Bachelor of Engineering – Computer Science at Cochin University of Science and Technology (CUSAT), India

January 1, 2004 - January 1, 2008

Bachelor of Engineering — Computer Science at Cochin University of Science and Technology (CUSAT)

January 1, 2004 - December 31, 2008

Qualifications

Bachelor of Engineering in Computer Science

July 11, 2004 - July 6, 2008

Cochin University of Science and Technology

Strategic Design Pattern Training — RISD

January 1, 2019 - December 31, 2019

Industry Experience

Manufacturing, Government, Professional Services, Agriculture & Mining, Software & Internet, Transportation & Logistics, Media & Entertainment, Telecommunications, Energy & Utilities