Chetan Surpur, Developer in San Jose, CA, United States
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Chetan Surpur

Verified Expert  in Engineering

Game Development Developer

Location
San Jose, CA, United States
Toptal Member Since
October 7, 2019

Chetan是一位拥有近十年软件工程专业经验的企业家. He has founded a mobile gaming company and released two games, one of which has over 6 million downloads on iOS and Android. Chetan之前是一家尖端人工智能公司的工程师和研究员, and the first engineering hire at a social mobile startup. 他可以轻松融入任何项目，交付令人惊喜和喜悦的产品.

Game DevelopmentGitC#PythonArtificial Intelligence (AI)AgileC++Objective-CiOSVueMobile App DevelopmentFirebaseAmazon S3 (AWS S3)MySQLMachine LearningThree.jsAppleScriptMobile App

Portfolio

HIGHKEY Games
Amazon Web Services (AWS), Cloud, Firebase, C#, Unity
Numenta
Plotly, JavaScript, Python
Yoga Bharati
Vuexfire, Firebase, Vuetify, Vue, JavaScript

Experience

Game Development - 4 yearsUnity - 4 yearsC# - 4 yearsPython - 3 yearsJavaScript - 3 yearsiOS - 2 yearsArtificial Intelligence (AI) - 2 yearsC++ - 2 years

Availability

Part-time

Preferred Environment

Git, Visual Studio Code (VS Code), MacOS

The most amazing...

...我从零开始创造的东西是一个生成音乐引擎，它可以实时创建完整的歌曲，并将它们混合在一起，形成无尽的混合.

Work Experience

Founder

2016 - PRESENT
HIGHKEY Games
  • Grew team size to four members.
  • Designed, developed, and released two games (Orbit – playwithorbit.com, and Sound Sky – playsoundsky.com).
  • Grew Orbit to 6 million installs while maintaining a 4.6-star average rating on iOS and Android.
  • Charted to #4 in Top Free Puzzle Games on Google Play with Orbit.
  • 围绕游戏内关卡创造者重新设计Orbit，使IAP收益增加三倍.
  • Redesigned Orbit levels and level progression to triple retention.
  • Integrated ad meditation in Orbit to double ad revenue.
  • 使用AWS为Orbit构建并实现了一个无状态后端,000 user-created levels played by 500,000 active users.
  • 在Sound Sky创建了一个生成音乐引擎，可以实时创建整个歌曲并将它们混合在一起.
Technologies: Amazon Web Services (AWS), Cloud, Firebase, C#, Unity

Technical Consultant

2019 - 2019
Numenta
  • 创建了一个可视化深度神经网络的平台(http://github).com/chetan51/cerebro3).
  • 创建了一个Python模块，可以修补任何Pytorch模块，以在训练期间将神经网络权重保存为一系列图像.
  • 创建了一个JavaScript包，可以从Python模块导入保存的权重，并将其可视化为动画热图.
Technologies: Plotly, JavaScript, Python

Technical Consultant

2019 - 2019
Yoga Bharati
  • 使用Vue设计、开发并发布了一款渐进式网络应用(Yoga Habit).js and Firebase.
  • Ran Yoga Habit for hundreds of users in a yoga marathon event.
  • 根据用户反馈和分析数据，迭代瑜伽习惯应用程序，以提高留存率.
Technologies: Vuexfire, Firebase, Vuetify, Vue, JavaScript

Senior Software Engineer

2014 - 2016
Numenta
  • 作为美国专利的发明人贡献:“时空数据的稀疏分布表示”."
  • 进行研究，将神经科学的观察结果整合到一般性预测的理论中, anomaly detection, and sensorimotor learning system.
  • 创建演示地理空间预测的实验和原型, natural language processing, and sensorimotor learning using the HTM platform.
  • 优化Python和c++学习算法，使运行实验的速度提高10倍.
  • 使用JavaScript 3D引擎为教育和研究创建人工智能算法的可视化.
Technologies: Unity, C++, Python

Member of Technical Staff

2013 - 2014
HUMIN
  • 作为第一个被聘用的工程师，设计并构建了Humin iOS应用的大部分内容.
  • 创建了一个数据摄取系统，从用户的链接通信和社交媒体帐户中收集数据，用于机器学习算法, 完全在他们的移动设备上运行，以获得可伸缩性和隐私.
  • 创建了一个机器学习算法，可以估计用户与每个联系人的关系强度.
Technologies: C, Objective-C, iOS

Software Engineer

2012 - 2012
LinkedIn
  • 开发移动web领英应用的用户定制功能，改善用户体验.
  • Ported features developed for mobile web to Android native app.
  • 跨移动网络和Android团队工作，确保使用共享代码库的功能兼容性.
Technologies: Java, Android, JavaScript

Founder

2009 - 2012
ReversEntropy, LLC
  • Developed and marketed Pollux, an automatic music tagging software.
  • Achieved 45,000 free downloads and 7,000 subscription purchases.
  • Featured on Leo Laporte's This Week In Tech show.
Technologies: AppleScript, Objective-C, MacOS

Intern, System Applications for Mac OS X

2011 - 2011
Apple
  • 改进了Mac OS X Lion登录屏幕的响应性和用户体验.
  • 为下一个主要操作系统构思、设计和原型化一个新特性.
  • 向苹果公司的经理和董事们展示了OS X新功能的原型.
Technologies: Objective-C, MacOS

Orbit

http://playwithorbit.com/
Orbit is a relaxing, 这是一款面向iOS和Android的冥想游戏，在解谜游戏的核心设置了重力模拟器. Launch planets with a flick of your finger, and try to get them into stable orbits around black holes.

Orbit features a sandbox where you can create your own levels, and publish your creations to the world for everyone to play.

Chetan设计、开发并发行了他的第一款游戏《欧博体育app下载》. 他使用Unity / c#作为客户端，使用AWS作为后端来开发游戏. 到目前为止，《欧博体育app下载》在App/Play store的安装量已超过600万次.

Sound Sky

http://playsoundsky.com/
《欧博体育app下载》是一款面向iOS和Android平台的冥想音乐体验游戏，玩家可以在其中探索由音乐组成的宇宙. 你访问的每一个星球都有一首独特的歌曲——学会在歌曲中打鼓，及时敲出音符.

Once you’ve got the hang of the song, the notes will gradually fade away; you can close your eyes, listen to the music, and keep drumming by ear. 开发你的内在节奏感和学习鼓点，同时探索声音天空的宇宙.

Chetan设计、开发并发行了他的第二款游戏《欧博体育app下载》. 他使用Unity / c#作为客户端，使用Firebase / Google Cloud作为后端来开发游戏. Over the course of development, 他组建了一个团队，其中包括两名继续迭代游戏的人.

Chetan还为Sound Sky创建了一个生成音乐引擎，可以实时创建整首歌曲，并将它们混合在一起.

Cerebro 3

http://github.com/chetan51/cerebro3
A web-based visualization platform for deep neural networks.

Commissioned by Numenta (a cutting-edge AI research company), Chetan创建了一个Python模块，可以修补任何Pytorch模块，以在训练期间将神经网络权重保存为一系列图像. 他还创建了一个JavaScript包，可以从Python模块导入保存的权重，并将它们可视化为动画热图.

Applications of Hierarchical Temporal Memory (an AI Talk)

http://www.youtube.com/watch?v=900nFOfzp2E
While working at Numenta, Chetan在Numenta的一个官方研讨会上发表了关于分层时间记忆(HTM)应用的演讲。. 这次演讲的特点是描述了Chetan设计的地理空间跟踪算法, prototyped, and eventually was awarded a US patent for.
2008 - 2012

Bachelor's Degree in Electrical Engineering and Computer Science

UC Berkeley - Berkeley, CA

Languages

c#， Python, JavaScript, c++， Objective-C, C, AppleScript, Java, Ruby

Frameworks

Unity, Vuetify, Ruby on Rails (RoR)

Tools

Git, Plotly, Photoshop 2018, Jira

Other

Game Development, Front-end Development, Mobile App Development, Artificial Intelligence (AI), Cloud, Vuexfire, Machine Learning

Libraries/APIs

Vue, Node.js, D3.js, Three.js, Plotly.js

Paradigms

Agile

Platforms

iOS, Firebase, MacOS, Visual Studio Code (VS Code)， Amazon Web Services (AWS)， Android, Amazon EC2

Storage

Amazon S3 (AWS S3)， MySQL, Cloud Firestore, MongoDB, Amazon DynamoDB

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