Sudaksh Chohan Email & Phone Number

San Francisco, California, Us

Building Next Gen Fintech Software

Sunnyvale, Ca, Us

Architect for DSP Ad Serving Control systems● Developing solutions to address architecture challenges related to scalability, performance, fault tolerance and resiliency.● Designing for AWS cloud infrastructure and converting on-premises architecture to cloud-based architecture● Designing a Business Continuity Plan for ad serving to minimize the impact of potential data center or AWS region failures.● Collaborating with product managers to design architecture for Ad Serving and Control System features.● Partnering with Control Theory Research Scientists to design architecture for Ad Serving features like Budget Delivery, Smooth Pacing, Burst Protection, Prefetch Ads, Quickstops, Ghost Bidding● Coding critical components and POCs● Responsible for troubleshooting complex production issues that require a deep comprehension of Ad serving architecture, such as under-delivery, over-delivery, data discrepancies, campaign performance issues, cache corruption issues etcSome noteworthy recent projects that I am the Architect for:❖ DSP Control Server AWS Migration and Redesign❖ AWS BCP architecture to handle Region Failure at minimal cost❖ Ad Serving Quick stops to stop overspend in real time❖ Distributed High Scale Feedback loop providing Ad Spend Data to run control algos.❖ High Scale Near Real time spending feedback data pipelineStrategic Role● Leadership position in engineering aimed at establishing team direction and advancing best practices ● Establishing the future vision and developing a long term roadmap for AdServing Control Servers● Collaborating with business leadership and cross functional teams to construct future roadmaps and align engineering efforts with business objectivesEngineering Leadership Role● Leading and mentoring a team of 10+ engineers to build next gen AWS Cloud Ad serving infrastructure.● Driving a team of 3-4 control theory researchers to implement control algorithms

Sunnyvale, Ca, Us

Project : DSP Serving (1/1/19 to 7/25/21 )1. Technical Lead role focusing on serving Control Systems2. Stabilized Control Server solving several core scaling challenges by fixing memory leaks, optimizing thread pools, optimizing db queries, reducing workflow latencies, reducing query error rates.3. Collaborated with Product and Research Scientists to solve challenging business use cases and led the serving design and development of business use cases like Inventory Prioritization, Apple ITP, AB Testing, Quickstop throttling, building controllers. 4. Led multiple small teams of 2-3 engineers to deliver features5. Individual Contributor to serving component team6. Improving reliability of critical serving integrationsProject : DSP API (10/1/16 to 1/1/19)1. Got Promoted. Senior Component lead role responsible for overall quality and API design reviews of all feature teams. I was part of the group of core engineers who set up the API infra and framework from scratch.2. Led the Architecture, Design and development of several features like Bulk Uploads, Creative Tester Integrations, Comscore and Nielsen integrations , Campaign set up, Reporting gateway3. Mentored several junior Engineers to help grow the team4. Troubleshoot complex end to end production issues raised as support tickets5. Extensive Hands on experience using Java backend tech like Spring, Hibernate, Quartz, REST, Mysql, Kafka, Hysterix , Elastic Search , Ignite, Redis, MemCache, etc

Sunnyvale, Ca, Us

Project : DSP API (2/1/16 to 10/1/16)Joined DSP API team to set up the API infra from scratch.Migrated Scala APIs to Java REST APIs using the new framework.Played a key leading role in stabilizing API infrastructure fixing memory leaks, long running transactions, optimizing DB reads and writes etc.Expert in Spring Hibernate tech stack used to build the API infraLed the design and review of API interfaces.Project : Premium Ads (4/14/14 to 2/1/16)Transferred to Yahoo US as part of the Premium Ads group, previously named as APTThis was the Yahoo Guaranteed Delivery Ad system before RTB. Built JAVA REST APIs to replace legacy SOAP APIsSubject matter expert on Creative Module and associated APIsKey role in setting up the REST API framework and fixing prod issues

Sunnyvale, Ca, Us

Project : APT (Guaranteed Delivery Ad platform)Got PromotedBuilt Java Back end features using open source technologiesHands on experience with Spring, Hibernate, SOAP , Oracle sqlLed the investigation of support tickets like Video Encoding issuesMentored Junior Engineers to help grow the team

Sunnyvale, Ca, Us

Project : APTJoined Yahoo to work on the Guaranteed Delivery Ad PlatformSet up a new Taginator library for adding Macros to Vendor adcodeCollaborated with Product Managers to develop Campaign set up features for the Ad PlatformIncreased system test coverage from 10% to 75%

Santa Clara, California, Us

Santa Clara, California, Us