Jun 2020 – Aug 2023 · 3 yrs 2 mos

• Buy with Prime provides merchants the opportunity to extend Amazon Prime shopping benefits, including fast and free shipping and returns, to their direct-to-consumer online store. Sreejith leads the supply chain organization for Buy with Prime, managing a team of over 220 individuals across India, Canada, and the US. He is responsible for overseeing technology, science, product management, analytics, and quality engineering across a range of business verticals, including shipping (freight, parcel, cross-border), tracking, inventory, fulfillment, shopper returns, reverse logistics, and re-commerce.
• Under Sreejith's leadership, the team successfully delivered the beta invite-only product in May 2022 and scaled to a full launch in January 2023.

Dec 2017 – May 2020 · 2 yrs 5 mos

• Leads global Address Intelligence and Experience (AIX) engineering, product, QA and science teams at Amazon, distributed across Hyderabad and Chennai. Responsible for geospatial products, location intelligence and address experience at Amazon, enabling best-in-class package delivery experience for customers while driving down costs and elevating efficiency in last mile operations.

Dec 2015 – Nov 2017 · 1 yr 11 mos

• Co-site leader for 170+ Customer Service (CS) Technology Organization at Amazon, Hyderabad. Responsible for building innovative, scalable and global solutions for 100K+ CS Agents to enhance our award-wining CS at Amazon. Directly managed an engineering, product and devops organization of 70+ people across HYD, Dubai and Amman delivering multiple high impact company-wide initiatives including CS products for businesses like Retail, Digital and Devices, Ship With Amazon, Prime Wardrobe, Amazon Business(B2B), CS as a Service, Zappos, IN consumer business and numerous other. Also led CS initiatives for Amazon Global Expansion program and spearhead integration of Souq CS systems with Amazon.

Jul 2014 – Sep 2016 · 2 yrs 2 mos

• Lead technology teams that own Amazon's CRM product (Customer Service Central) used by 100k+ Customer Service Agents globally and deployed to 100+ internal and external Customer Service locations.

Apr 2012 – Jul 2014 · 2 yrs 3 mos · Bangalore

• Technical Architect at Regulatory Technology, responsible for architectural leadership, vision, engineering road map and development of core in-house technology solutions like large distributed caching solutions, high volume low latency ETL technologies, streaming pipelines and data grids for complex data calculations and UI rendering. Led roll out of Innovation Incubator program across Bangalore technology organization to foster culture of innovation.

Mar 2011 – Mar 2012 · 1 yr · Mumbai Area, India

• Technical leadership and oversight across three different teams at RPS - Plan Sponsor Portal, Touch Point Services and Payroll Transformation.

Aug 2009 – Aug 2011 · 2 yrs

• Trade Reconciliation System for equity products in the European markets.
• Responsibilities:
• 1. Architect and implement the reconciliation engine and the feed reader components using Java, Spring, Python, Unix scripts and other bleeding edge MS technologies
• 2. Collaborate with each of the 30 exchanges to setup daily transmissions. Work with MS security operations, MS network operations, MS connectivity team and BT Radianz to setup routing and Network Address Translations(NAT)
• 3. DB2 Database modeling, configuration, entitlement management and performance optimization.

Jan 2008 – Jul 2009 · 1 yr 6 mos

• Re-engineering legacy PNS application for performance and scalability. Highlights :
• 1. The system can process 3.5 million trades per hour with a work window of 24 hrs.
• 2. Scalable design to facilitate large volume processing and adding more data sources (exchanges/clearing corps).
• 3. Ability to retain more business data without taking a performance hit
• 4. Improved error handling and database resiliency
• Responsibilities:
• 1. Architect/ implement the reconciliation engine using latest distributed technology available in Morgan Stanley
• 2. Remodel database for scalability, performance and leverage DB2 features like range partitioning to retain more business data as well as eliminate purge downtime
• 3. Inject euro specific business reconciliation rules via DI using spring and driverset caches in the new system.
• 4. Troubleshoot performance issues with MQ Engineering, DB2 Engineering, HPDL Tech Leads and Java support at MS
• 5. Creating DB2 objects, permissions/roles, rewriting stored procedures, setup indexes and database maintenance scripts using python
• 6. Develop an automated Test Suite to facilitate bug free delivery.
• 7. Incorporate reconciliation for Latin American (Brazil) and Central American(Mexico) markets into the system. Design the flip process for handling Broker Dealer Clearing Trades

Jun 2004 – Mar 2005 · 9 mos

• Infrastructure redesign for ATLASTC application in Morgan Stanley Institutional Securities targeted at improved development turnaround time, reduction in human error during build/development/deployment cycle and componentization of the application to facilitate code reuse.
• Key implementations:
• 1. Leverage in-house pub/sub system(CPS) to integration and communications between components.
• 2. CMVC to Perforce Migration. Develop automated build and release management tools
• 3. Metadata migration to HALO(In-house rules engine/metadata manager )
• 4. Leverage common infrastructure APIs (PICore) across the application.

Oct 2002 – May 2004 · 1 yr 7 mos

• Architecture and development of reverse engineering solutions for legacy mainframe to distributed java migration. Developed static and dynamic lexical parsers and analyzers.