I am Suraj Manjabapu Gaikwad, an experienced iOS Developer with 9 years of expertise in delivering scalable, high-performance mobile applications. I have a strong background in Swift programming, Objective-C, and a wide range of Apple frameworks, coupled with solid experience in Agile environments and cutting-edge development practices such as TDD and concurrency. Passionate about building feature-rich, reliable, and maintainable applications, I led teams and contributed to successful projects spanning diagnostic tools, note-taking applications, and B2B e-commerce solutions. Throughout my career, I have demonstrated strong leadership and technical skills by managing development squads, integrating security protocols, optimizing app performance, and streamlining CI/CD processes. I enjoy collaborating across cross-functional teams and continuously enhancing my expertise in mobile development technologies and software design patterns to deliver the best possible products to users worldwide.

Suraj Manjabapu Gaikwad

I am Suraj Manjabapu Gaikwad, an experienced iOS Developer with 9 years of expertise in delivering scalable, high-performance mobile applications. I have a strong background in Swift programming, Objective-C, and a wide range of Apple frameworks, coupled with solid experience in Agile environments and cutting-edge development practices such as TDD and concurrency. Passionate about building feature-rich, reliable, and maintainable applications, I led teams and contributed to successful projects spanning diagnostic tools, note-taking applications, and B2B e-commerce solutions. Throughout my career, I have demonstrated strong leadership and technical skills by managing development squads, integrating security protocols, optimizing app performance, and streamlining CI/CD processes. I enjoy collaborating across cross-functional teams and continuously enhancing my expertise in mobile development technologies and software design patterns to deliver the best possible products to users worldwide.

Available to hire

I am Suraj Manjabapu Gaikwad, an experienced iOS Developer with 9 years of expertise in delivering scalable, high-performance mobile applications. I have a strong background in Swift programming, Objective-C, and a wide range of Apple frameworks, coupled with solid experience in Agile environments and cutting-edge development practices such as TDD and concurrency. Passionate about building feature-rich, reliable, and maintainable applications, I led teams and contributed to successful projects spanning diagnostic tools, note-taking applications, and B2B e-commerce solutions.

Throughout my career, I have demonstrated strong leadership and technical skills by managing development squads, integrating security protocols, optimizing app performance, and streamlining CI/CD processes. I enjoy collaborating across cross-functional teams and continuously enhancing my expertise in mobile development technologies and software design patterns to deliver the best possible products to users worldwide.

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Experience Level

Expert
Expert
Expert
Expert
Intermediate
Intermediate

Language

English
Advanced
German
Beginner

Work Experience

Senior iOS Developer at Tessellation Software Private Limited
June 1, 2025 - August 7, 2025
Led a team of 5 iOS developers in an Agile environment, delivering a feature-rich notes application using Swift, MVVM architecture, and core Apple frameworks. Integrated in-app purchases, rich text editing, and analytics with Firebase. Developed reusable TCP communication and database frameworks to improve security and data integrity, optimized build times by modularizing the codebase, and applied test-driven development practices to reduce development time significantly. Addressed memory leaks and performance issues using Instruments.
Senior Mobile Application Engineer - iOS at Cummins India Technologies Private Limited
November 1, 2021 - August 7, 2025
Developed the Cummins Guidanz diagnostic app used by thousands of technicians globally. Collaborated with cross-functional teams and integrated RESTful APIs and C++ backend for real-time diagnostics. Reduced app crash rate, enhanced multilingual support, and contributed to CI/CD pipeline automation, increasing test coverage and reducing hotfix deployments. Designed scalable fault code handling features using MVVM and concurrency technologies.
Senior iOS Developer at Stackom Software Private Limited
August 1, 2017 - August 7, 2025
Developed responsive iOS app prototypes using Swift and MVVM architecture, delivering sprint-based releases in collaboration with design and product teams.
iOS Developer at Just Buy Live Enterprise Private Limited
September 1, 2016 - August 7, 2025
Developed the JustBuyLive iOS app, increasing B2B sales by 20%. Integrated Razorpay for secure payments and optimized app performance to boost user retention and reduce crash rates.
iOS Developer at Howzurapp
February 1, 2016 - August 7, 2025
Enhanced app engagement by integrating social login and push notifications. Improved retail checkout experience by integrating with POS hardware and independently managed app development and releases in a startup environment.
Senior iOS Developer at Tessellation Software Private Limited
June 1, 2025 - August 7, 2025
Led an Agile squad of 5 iOS developers with two-week sprints, enforcing code quality, documentation, and reviews. Built a feature-rich notes app using Swift, MVVM, UIKit, Core Data, and GCD with async/await. Integrated in-app purchases, rich text editing, and Firebase analytics tracking. Developed reusable TCP client communication framework TSFClient with secure two-way SSL using OpenSSL. Created TDBEngine framework as an alternative to CoreData for database management, ensuring data consistency offline and online. Modularized codebase using Swift Package Manager reducing build time by 50%. Applied strong design patterns and TDD reducing development time by 50%. Used Instruments to fix memory leaks and optimize performance.
Senior Mobile Application Engineer - iOS at Cummins India Technologies Private Limited
November 1, 2021 - August 7, 2025
Developed Cummins Guidanz™, a BLE-integrated iOS diagnostic app used by over 50,000 technicians globally. Collaborated in a cross-functional Agile team with product, QA, firmware, and backend stakeholders. Integrated RESTful APIs and C++ backend for real-time fault code resolution. Reduced crash rate to under 1.5% and enhanced CI/CD via Jenkins and TestFlight. Delivered multilingual support and designed features with MVVM, Core Data, and GCD to handle 1,000+ fault code types using INLINE™ adapter (J1939 protocol). Increased test coverage by 35%, reduced hotfix deployments by 60%.
Senior iOS Developer at Stackom Software Private Limited
August 1, 2017 - August 7, 2025
Developed responsive iOS app prototypes using Swift and MVVM architecture. Collaborated with design and product teams to deliver sprint-based releases.
iOS Developer at Just Buy Live Enterprise Private Limited
September 1, 2016 - August 7, 2025
Developed the JustBuyLive iOS app which drove 20% B2B sales growth with a scalable and intuitive platform. Integrated Razorpay for secure payment processing. Improved user retention by 20% and reduced app crash rate to under 2% through performance tuning.
iOS Developer at Howzurapp
February 1, 2016 - August 7, 2025
Enhanced app engagement by adding Facebook, Twitter, LinkedIn login and push notifications. Integrated POS hardware improving retail checkout by 15%. Managed app development and releases independently in a startup environment.

Education

Master Degree in Computer Science at Savitribai Phule Pune University, India
June 1, 2014 - June 1, 2016
Master Degree in Computer Science at Savitribai Phule Pune University, India
June 1, 2014 - June 1, 2016

Qualifications

Certificate of Recognition at Electronics Controls Tech Fair 2018 by Cummins India Technologies Private Limited
January 1, 2018 - August 7, 2025
Director-level recognition for serving as the SPOC from Cummins for the outsourced Irdeto cybersecurity initiative with HCL
January 1, 2020 - August 7, 2025
Certificate of Recognition at Electronics Controls Tech Fair 2018 by Cummins India Technologies Private Limited
January 1, 2018 - August 7, 2025

Industry Experience

Software & Internet, Manufacturing, Professional Services, Retail