Summary
Overview
Work History
Education
Skills
Phone
Timeline
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DAIVIK GANGWAR

Summary

With over 11 years of experience in developing large-scale web applications and leading engineering teams, I specialize in driving technical strategy and overseeing the full software development lifecycle. Proficient in agile methodologies, I emphasize data-driven product development, leveraging A/B testing to refine solutions. Committed to high-quality software delivery, I focus on clean coding practices and conduct thorough code and design reviews. I am passionate about mentoring engineers, fostering cross-functional collaboration, and aligning engineering efforts with business objectives to solve complex challenges. Dedicated to optimizing system performance, I ensure scalable platforms that meet evolving business demands while driving innovation and enhancing team efficiency.

Overview

12
12
years of professional experience

Work History

Tech Lead

OKX
04.2023 - Current
  • Led the Campaign Platform team (6 engineers), designing and building platform solutions such as the Campaign Platform, Task Platform, and Rewards Platform to support diverse campaign types across 5 business lines
  • Led the Peer-to-Peer (P2P) Trading team comprising 8 engineers, responsible for the development and maintenance of peer-to-peer trading product
  • Designed and implemented risk modeling techniques that reduced the fraud rate by 50%, fostering greater trust and confidence among users
  • Developed and exposed open APIs for the P2P product, contributing to a 10% increase in trading volume
  • Successfully scaled the P2P system by 7x, enabling it to handle ~20k requests/sec
  • Designed and implemented an in-house CMS system as a replacement for Contentful.com saving licensing costs
  • Collaborated with XFNs and Sr Engineers for defining the roadmap, strategy and KPIs for the teams

Tech Lead

Meta
11.2021 - 12.2022
  • Led a team of seven engineers in the Advertiser Agent Experience team to improve frontline agent workflows and streamline escalation processes, resulting in faster issue resolution and a smoother advertiser experience.
  • Designed and implemented workflows for appeal reviewers, improved escalation and communication workflows between escalation teams, agents and advertisers
  • Designed and implemented for a unified Single Review Tool (SRT) for various Tier 2 teams, successfully migrated workflows for 5 teams to SRT resulting in 62% reduction in resolution time
  • Designed and implemented ETA for Tier 2 resolution teams which helped in reducing the advertiser's case volume by 15%
  • Collaborated with XFNs and Sr Engineers for defining the roadmap, strategy and KPIs for the team
  • Mentored, unblocked, conducted weekly 1:1s and reviewed success plans with junior engineers

Senior Software Engineer (Full Stack)

Apple
06.2020 - 11.2021
  • Designed and implemented end to end system for managing search metadata for Search systems (App Store, Music, Podcast, Books) which solved for metadata validation, versioning, auditing, access, change go-live time reduction (from a max of 4 hours to ~10 minutes), and time sensitive content launches
  • Implemented the workflow executor managing the lifecycle of search metadata
  • Implemented Podcast Search debugging feature and other enhancements for Venus (debugging tool for search and recommendation teams) to mimic search results on devices

Senior Software Engineer (Full Stack)

Visa
02.2018 - 02.2020
  • Collaborated for the architecture of new Campaign Management System which replaced existing licensed systems leading to save $30 mn in licensing costs/year
  • Designed and implemented for the campaign creator, campaign selector which interacted with the execution engine responsible for Real time transaction events execution
  • Laid out the testing strategies for developers for unit, integration, E2E and performance testing
  • Re-architected real time engine for handling throttling, graceful handling of failure scenarios
  • Standardized SDLC, documentation and code review process

Software Development Engineer 2

Flipkart Internet Pvt Ltd.
04.2015 - 12.2017
  • Collaborated on search systems re-architecture, designed for various components, and rewrote majority of Clojure code in semantics layer as a part of re-architecture
  • Decoupled semantics and search-infra code bases, scaled semantic service to 60k requests/second
  • Integrated with ML models for search results improvement
  • Implemented capabilities like C-Sort, range queries which led to 1.2% CTR improvement
  • Designed and implemented Seller backend service for Buyer-Seller Chat and integrated with Seller Customer Support Chat, scaled to handle 40k requests/sec
  • Built data pipelines for populating autosuggest queries in SOLR
  • Collaborated for Smart Notification system responsible for sending both pull and push notifications to sellers targeted to increase engagement of the sellers

Software Engineer

Amadeus Software Labs
07.2013 - 01.2015
  • Built new grammars in Java using XMLs to process newer versions of EDIFACT messages for a regression tool and developed a text parser using ANTLR for parsing regression scripts

Education

Bachelor of Technology - IT

National Institute of Technology Karnataka
Karnataka, India

Skills

  • Programming languages: Java, Clojure, Hack
  • Backend Frameworks: Spring Cloud, Dropwizard, Hibernate
  • Web frameworks: React
  • Event streaming platforms: Apache Kafka, ActivMQ
  • Databases: MySQL, PostgreSQL, MongoDB
  • Search engines: Apache Solr, Elastic Search
  • Cache systems: Redis, Couchbase, Hazelcast
  • Testing frameworks: Junit, TestNG, Spock, Apache JMeter
  • Application servers: Tomcat, Jetty
  • Build tools: Maven, Gradle
  • CICD: Kubernetes, Jenkins

Phone

+65-88768346, +91-9945106346

Timeline

Tech Lead

OKX
04.2023 - Current

Tech Lead

Meta
11.2021 - 12.2022

Senior Software Engineer (Full Stack)

Apple
06.2020 - 11.2021

Senior Software Engineer (Full Stack)

Visa
02.2018 - 02.2020

Software Development Engineer 2

Flipkart Internet Pvt Ltd.
04.2015 - 12.2017

Software Engineer

Amadeus Software Labs
07.2013 - 01.2015

Bachelor of Technology - IT

National Institute of Technology Karnataka

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