# Sarthak Khillon > Senior Software Engineer at Apple | Ex-Wealthfront, Google Location: San Diego, California, United States Profile: https://flows.cv/sarthakkhillon Product-focused Software Engineer with a specialization in iOS development. Currently working on iCloud at Apple. Previously: * Growth and Design Systems at Wealthfront. * GPay at Google. * iOS at Flume Water and Financial Engines. If you’d like to connect and we haven’t had a chance to meet, please include a message with your request! ## Work Experience ### Senior Software Engineer @ Apple Jan 2022 – Present | San Diego, California, United States iCloud ### Software Engineer II @ Wealthfront Jan 2021 – Jan 2022 | Palo Alto, California, United States Continued on the Growth team until April 2022, when I joined the Design Systems team. ### Software Engineer @ Wealthfront Jan 2020 – Jan 2021 Worked on experiments for the Growth team to acquire new users and grow share of wallet for existing users. ### Software Engineer Intern - Payments Applications @ Google Jan 2019 – Jan 2019 | San Francisco, California - Developed the On-Air Rewards feature for the Google Pay iOS app (linked). Some ads have over 20 million views. - Wrote C++ and Objective-C++ to interface with Core Audio APIs. Ran data through on-device content matcher. - Created Swift structures for high-performance data streaming and buffering. Reduced algorithm complexity from quadratic to linear time. - Used functional reactive programming principles to more cleanly perform asynchronous operations. ### iOS Development Intern @ Flume, Inc. Jan 2017 – Jan 2019 | San Luis Obispo, California Area - Only iOS developer for an early-stage startup. Fully responsible for internal and external iOS applications. - Architected, designed, and developed app to automate quality assurance on thousands of IoT devices at manufacturing site. - Automation has removed need for external training, cut testing time by 10x, and cut manufacturing costs by over $100K/year. - Improved homeowner app by adding support for multiple locations per user. Application is live at businesses and homes nationwide. - Eliminated most common customer connectivity issue by filtering 2.4 GHz networks through TCP connection with internet bridge. ### Digital Technology Intern @ GE Digital Jan 2018 – Jan 2018 | Redmond, Washington - Created web dashboard application for Florida Power and Light (FPL) using Angular and NodeJS for companies to monitor power grid. - Independently created new dashboard simulator using Python, NumPy, and Pandas. Simulator allows configuration changes at runtime, reduces startup speed from 2 minutes to 3 seconds, and adds full test coverage. - Added functionality to persist user state across load-balanced servers using Java Spring and Cassandra. - Set up Geoserver using PostgreSQL on internal system for secure mapping. ### Co-Founder @ SLO Hacks Jan 2017 – Jan 2018 | San Luis Obispo, California Area - Co-founded first Cal Poly hackathon backed by Major League Hacking. Hosted 200 students. - Worked on development of initial website. - Organized workshops from professors and industry leaders. Cut operation expenses by 65%. - Served as technical mentor during event. ### Mobile Engineer Intern, iOS @ Financial Engines Jan 2017 – Jan 2017 | Sunnyvale, CA - Worked in a 4-person team to ship a mobile app that lets customers manage their retirement portfolio. - Adhered to MVVM design architecture and TDD principles. Wrote unit tests to cover 85% of highest-priority code. Presented work to team of engineers including VP of Technology. - Filed and resolved several bugs involving race conditions, memory leaks, and UI/UX flaws which led to a timely, high quality release. - Gained experience in software design patterns, Automatic Reference Counting, code lints, SDLC, Agile, and JIRA. ## Education ### Bachelor of Science (B.S.) in Computer Science California Polytechnic State University-San Luis Obispo Jan 2016 – Jan 2020 ### iOS Software and Product Design Make School Jan 2015 – Jan 2015 ### International Baccalaureate (IB) Diploma Programme Mira Loma High School Jan 2012 – Jan 2016 ## Contact & Social - LinkedIn: https://linkedin.com/in/sarthakkhillon - GitHub: https://github.com/skhillon --- Source: https://flows.cv/sarthakkhillon JSON Resume: https://flows.cv/sarthakkhillon/resume.json Last updated: 2026-03-22