Summary
Overview
Work History
Education
Skills
Certification
LANGUAGE
Timeline
Work Availability
Accomplishments
SoftwareEngineer
Mohan Kumar R

Mohan Kumar R

Bengaluru,

Summary

Results-driven UI/UX Developer and Full Stack Engineer with 13+ years of experience in web development, rich media ads, and programmatic platforms (DSP/SSP). Ex-Yahoo (till Feb 2025), led custom ad formats and interactive creatives. Skilled in HTML5, CSS3, JS, React, Celtra, GWD, and Adobe Animate. Strong in performance tuning, UX design, and A/B testing. Open to impactful roles combining creativity and engineering.

Overview

14
14
years of professional experience
1
1
Certification

Work History

Software Dev Engineer I

Yahoo Software Development India Private Limited
09.2014 - 02.2025
  • Developed high-impact Rich Media Ad creatives using HTML5, JavaScript, and Adobe Animate CC, resulting in a 25% increase in user engagement.
  • Led the end-to-end development of custom ad formats tailored to Fortune 500 clients, enabling innovative digital campaigns.
  • Integrated and optimized ads across DSPs and SSPs, ensuring compliance and creative functionality across all browsers and platforms.
  • Implemented clickTAG, 3rd-party trackers, and A/B test variations using tools like Celtra, GWD, and Yahoo Ad Platform.
  • Contributed to ad reporting, data extraction, and campaign optimization using Yahoo tools and analytics.
  • Coordinated directly with designers, ad ops, and marketing teams to tailor UI/UX to business goals and campaign KPIs.
  • Improved load performance by 30% through code profiling, media compression, and deferred scripting.
  • Mentored junior developers and contributed to internal documentation and reusable ad templates.

Software Engineer

REALBRIDGE e-Marketing Solutions Pvt Ltd
10.2013 - 09.2014
  • Designed and developed high-performance online bingo games for the GameVillage platform using Flash and HTML5, delivering immersive gameplay experiences.
  • Migrated core game engine and UI components from ActionScript (Flash) to HTML5/JavaScript, improving device compatibility and future-proofing the platform.
  • Collaborated closely with game designers to implement dynamic game logic, animations, and player interactions.
  • Integrated real-time data feeds and game states using SQL Server, including player stats, game history, and leaderboard functionality.
  • Tuned database queries and performed backend optimization to support seamless multiplayer sessions and reduce latency.
  • Actively contributed to codebase modularization, improving maintainability and scalability of the game framework.

Flash Programmer

Lionbridge Technologies LLP
02.2013 - 10.2013
  • Designed and developed SCORM-compliant e-learning modules using Adobe Captivate and Flash, aligning with international educational standards and accessibility guidelines.
  • Created engaging interactive learning content, quizzes, and simulations for global clients across industries including IT, healthcare, and finance.
  • Ensured seamless Learning Management System (LMS) integration, tested SCORM packages for tracking learner progress and course completion.
  • Collaborated with instructional designers to translate storyboards into visual and functional e-learning experiences.
  • Conducted cross-platform testing to ensure consistent user experience across browsers and devices.
  • Optimized animation sequences and media assets for faster loading and reduced bandwidth consumption in remote learning environments.

Flash Programmer

Xerago
02.2011 - 02.2013
  • Designed and developed interactive Flash-based web applications and rich UI modules for enterprise clients such as Citibank, including tools like finance calculators, branch locator maps, and promotional campaign interfaces.
  • Created and customized animated ad creatives and banners, adapting regional and global campaigns for digital rollout using Flash and Photoshop.
  • Delivered engaging visual effects, transitions, and motion graphics for marketing assets, ensuring high visual fidelity and optimized performance.
  • Collaborated closely with marketing and product teams to implement design specs and brand guidelines across digital campaigns.
  • Used Adobe Photoshop and Illustrator to design assets for Flash integration, landing pages, and campaign micro-sites.
  • Ensured quality through detailed testing and cross-browser compatibility checks, adhering to internal QA standards.
  • Mentored junior developers and conducted hands-on training in Flash animation, ActionScript fundamentals, and design tools, fostering a knowledge-sharing culture.

Education

Bachelor of Engineering - Computer Science

Anna University
04.2009

Skills

  • Web Technologies: HTML5, CSS3, JavaScript, ReactJS, AngularJS, NodeJS
  • UI/UX Design & Tools: Figma, Adobe Animate CC, GWD, Photoshop, After Effects, Canva
  • Ad Platforms: Celtra, Yahoo Creative SSP & DSP, Google Ad Manager (GAM), Innervate, Innovid
  • Soft Skills: Client Communication, Cross-Team Collaboration, Agile Methodology, Code Reviews

Certification

  • Google Ads Creative Certification
  • Yahoo Blueprint Certification
  • Yahoo DSP Certification
  • Yahoo Identity Solutions Certification
  • Controlling ChatGPT with Custom Instructions or API System Messages
  • Crafting Strategic Visual Stories

LANGUAGE

English (Fluent)
Hindi (Fluent)
Tamil (Fluent)
Kannada (Intermediate)

Timeline

Software Dev Engineer I

Yahoo Software Development India Private Limited
09.2014 - 02.2025

Software Engineer

REALBRIDGE e-Marketing Solutions Pvt Ltd
10.2013 - 09.2014

Flash Programmer

Lionbridge Technologies LLP
02.2013 - 10.2013

Flash Programmer

Xerago
02.2011 - 02.2013

Bachelor of Engineering - Computer Science

Anna University

Work Availability

monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Accomplishments

  • Led Development of High-Impact Rich Media Ads Successfully designed and delivered 200+ rich media and interactive ad formats across premium Yahoo inventory, increasing engagement rates by over 30%.
  • Migrated Legacy Flash Ads to Modern HTML5 Spearheaded the migration of 100+ legacy Flash-based creatives to HTML5, ensuring cross-device compatibility and alignment with industry standards post-Flash deprecation.
  • Optimized Ad Performance for Key Clients Implemented A/B testing and performance tuning for display ads, improving click-through rates (CTR) by 25% and reducing load time by 40%.
  • Built End-to-End Custom Ad Solutions Engineered full-stack custom ad formats using HTML5, JavaScript, CSS3, and React, integrated with backend feed systems and 3rd-party trackers.
  • Enhanced Programmatic DSP Integrations Collaborated with Demand-Side Platforms (DSPs) and internal AdOps teams to develop scalable ad templates and ensure seamless integration with programmatic bidding systems.
  • Streamlined Ad QA and Delivery Designed reusable templates and documentation for ad development, reducing production turnaround time by 35% and enhancing quality assurance.
  • Received Global Recognition Selected to represent APAC team in San Francisco for cross-region collaboration and knowledge sharing on interactive ad formats.
  • Contributed to Full-Stack Web Applications Developed web apps and internal tools using React, Node.js, and SQL, improving operational workflows and reducing manual effort by 50%.
  • Mentored Cross-Functional Teams Acted as a knowledge-sharing lead, mentoring junior developers and designers on ad development tools like Celtra, Adobe Animate, and Google Web Designer.
  • Pioneered E-learning & Gaming Projects (Past Roles) Created SCORM-compliant e-learning modules and Flash-based bingo game platforms, leveraging SQL for backend data flow and performance tracking.
Mohan Kumar R