Sep 2023 – Oct 2024 · 1 yr 1 mo

• Managing multiple Teams and Managers that problem-solve, design, and execute complex problem statements.
• Accountable for deliverables, planning, and impact and responsible for performance evaluation, career development, and growth.
• A background in Recommendation, AdTech, Discovery, FinTech, Data-Platforms, and the e-commerce domain.
• Envision and drive alignment with stakeholders of the appropriate roadmap and future direction of technology. Including Product, Data Science, and Design and aligns with Business Goals.
• Establish and own the right execution and metrics (business & tech metrics) cadence and checkpoints.
• Successful turnaround of 2 teams within 6 months of onboarding. The complete transformation of culture, best practices, engineering processes & individuals.
• Lead and drive high-quality architecture designs.
• Rich experience in architectural patterns of large, high-scale applications and service-oriented architecture.
• We have a penchant for building highly available, scalable, secure, and resilient systems.
• Instil a culture of engineering excellence and resolve conflict to build, test, and deploy maintainable code in a distributed Service-Oriented Architecture.
• Deliver strong feedback with empathy, be willing to seek feedback with an open mind, and demonstrate experience of continuous learning and growth. Build strong relationships with the team.
• Owned and delivered multiple releases and OKR and made a business impact.
• Lead hiring drives, collaborate with TA partners, and develop world-class talent.

Oct 2021 – Sep 2023 · 1 yr 11 mos

Jul 2018 – Sep 2021 · 3 yrs 2 mos

• Bootstrapped Performance Ads in Flipkart in 2018 from scratch.
• Led the scale & growth charter, handling demand, supply, serving, and optimization of Relevance, Fill-Rate CTR, and CVR.
• Recruited and directly managed a high-performing team of 15 skilled engineers, ensuring accountability and driving high performance in delivering large-scale and scalable platforms.
• Beat the ambitious revenue number of the sales team in the first nine months. Ads revenue grew more than 10X in just two years.
• Scaled the performance ads to new supply opportunities like Homepage, Product Page, and Grocery.
• Customer First: Connected with Customers(sellers and brands) to understand their challenges and requirements. That helped to solve for them and gain their trust.
• Brainstorm with business and product to provide a delightful customer experience. Started a charter to improve ROI for the customers. Achieved positive numbers in NPS.
• Build the future roadmap, Collaborate with business and product partners to build effective and scalable solutions to the business, stakeholder management, continuous updates, and risk mitigation.
• Solved and launched a multi-tenant self-serve ads platform for brands which later extended to other ad products.
• Solution and did high-level & low-level designs for all major initiatives, ensuring futuristic design and extensibility.
• Launched a payment wallet for ad platform customers like sellers and brands.
• Build a billing and reconciliation system for ads business.
• Reduce on-call by investing in Runbooks and self-serve tools for better Productivity.
• Focus on opportunities for team members, grow them, and own their performance review process.
• Top metrics owned:
• Fill rate and CTR improved by ~50% and 40% respectively.
• Latency reduced by 30%
• Availability(99.95%)
• Quarterly Delivery Predictability > 95%
• No P0/P1 security issues.
• Reduce Oncall issues by 70%
• People Retention Rate
• NPS

Jul 2015 – Jun 2018 · 2 yrs 11 mos

• Build a new partition strategy and data compaction layer in Camus.
• Build a schema validation layer in the Avro schema repo. To check for backward and forward compatibility.
• Build spark pipelines for pCTR and pCVR models, optimise an existing spark job exec time from 3 hours to 7 mins.
• Launched User Targeting for ad systems and moved the Ad data platform to multi-DC architecture.
• Design and Build Full-Funnel Attribution for Brand ads. MR jobs to calculate the views and deduplicated clicks.
• Build an automated system called transporter to move data from one MR cluster to another.
• Design and build section capability in the federation, which helped define multiple demand-supply goals. It helped to enable homepage ranking during sale periods and improved performance metrics.
• Design and build HomePage Saviour on Federator to increase uptime of Homepage.
• Benchmarking and performance testing of the federation system.
• Design and mentor the Pagination launch for Flipkart Homepage.
• Implemented an in-place deployment to reduce the time from 50 to 4.5 minutes.
• Mentor SDE-2 and junior team members.
• Attended conferences like Strata+Hadoop, SlashN, and Fifth Elephant and shared learnings with the team.

Jan 2014 – Jun 2015 · 1 yr 5 mos

• Launch PayZippy(Flipkart Payment gateway) for India and integrated with the aggregators.
• Work on success rate and contribute significantly to achieving an 88% success rate. Through system improvements and features, I also coordinated with banks to get issues fixed at their end.
• Used past learnings and data to build a custom layer that improved user experience by showing users the exact status of the transaction instead of cryptic results returned by banks or PGs.
• Part of the design team and contributed to Flipkart open-source project AESOP.
• Build a dummy gateway for the PayZippy merchants to test the sandbox integrations.
• Build intelligent routing of transactions to achieve a better success rate.
• Optimise & Scale payment gateway and Flipkart wallet for Flipkart’s first BBD.
• Build a monitoring system for payments using Logstash and elastic search.
• For PCI-DSS approval and compliances, moved the whole payment infra to a new DC alone with zero downtime.
• Mentor new team members and help to grow the team.
• Key Skills: Java, Mysql, PCI-DSS, Debian-packaging, Logstash, Elastic Search, Nginx, Customer first.

Jun 2012 – Dec 2013 · 1 yr 6 mos

Jan 2011 – Jan 2012 · 1 yr · Gurgaon, India

Jun 2010 – Nov 2011 · 1 yr 5 mos

• Was part of the launching team as a lead developer and Launched PayU.
• Worked on the success rate of payment gateway and implemented payment user funnel.
• Implemented Luhn algorithm for card validation and built a transaction retry system for PayU.
• Major involvement in the successful implementation of PCI-DSS in PayU.
• Migrate the codebase from SVN to Git.
• Skills: PHP, Mysql, Apache, Git, Redmine, Javascript, Team Player

Jul 2008 – May 2010 · 1 yr 10 mos

• Project: Hotklix
• Environment : PHP, My SQL, Javascript, Ajax.
• Team size : Variable
• Description : Hotklix is India's Largest Social bookmarking site. It's a user generated content based site. Type of users hotklix trying to cater: User interested in Publishing their stories/blog/video to drive traffic on their page, User interested in viewing hot web news or most viewed content & User interested in bookmarking WebPages for future reference.
• Roles : Facebook application, Orkut application, igoogle widget, optimization etc.
• Project : PVR Cinemas
• Environment : PHP, My SQL, Javascript, Ajax.
• Team size : 3
• Description : PVR Cinemas a leading and premium Multiplex Cinema Exhibition company. PVR Cinemas pioneered the multiplex revolution in India by establishing the first multiplex cinema in 1997 and the largest 11-screen multiplex cinema in the country in 2004.
• Roles : Moto payment gateway, Oxycash, Facebook application, Orkut application.

Jul 2008 – May 2010 · 1 yr 10 mos

• Tekriti offers product and web application development solutions in web 2.0, Consumer Internet and B2B portals. Some of our key clientele includes Indiatimes, Timesjobs.com, NDTV (Tubaah.com) Broadband Mechanics (founded by Marc Canter, co-founder of Macromedia), Sony India, Samsung, Nokia, PVR Cinemas, and HT Media Ltd.