Arnab Chatterjee Email & Phone Number

Bengaluru Area, India

• Conceptualized and led the design & delivery of an Identity fraud verification service (C#), which simplified client account onboarding, improved customer experience, reduced risk and saved 2mn annually in fraudulent.
• Led IT modernization strategy, architecture and delivery of the next gen gateway(Apigee, Layer 7, Java, Python) for external partner integration and SaaS adoption; Reduced lead time for partner onboarding from 4wks to 1d
• Driven performance optimization of the Robo advisor platform, reducing response time SLA for 2 billion market simulations from 2mins to 2secs, enabling new market opportunities by allowing open access to this service
• Leading the cloud engineering team, to define a multi-year, cross-platform strategy and deployment topology for migrating customer- facing & front-office applications onto public cloud infrastructure. Conceptualized.
• Support franchise building efforts reporting to India org head (MD) and COO; managing a diverse team providing architecture consulting, workforce capability improvement and optimizing recruitment processes

Bengaluru Area, India

• Incubated the cash mgmt. function and led the platform development of authorization & inter-bank settlement for financial transactions worth 3mn USD/day (C#, Sql Server, Rest apis). 50mn transactions processed daily.
• Led development of a solution for Credit card/Debit Card/Checkbook order management (AngularJS, Javascript, Dotnet, Rest Apis). Initially used by banking back-office operations teams, on behalf of HNI customers..

• Led a 15 member product team to design and deliver an in-house Api gateway framework (Dotnet, AppFabric, Couchbase) with support for Identity & access control, OAuth, Rate limiting, Traffic monitoring & analytics.

• Recruited a hand-picked SME team of senior engineers, solution architects, performance engineers and mobile application experts across multiple tech stacks to setup a Technology CoE, reporting to Tesco India CEO and.
• Led an Integration services team of 10 developers to create an ESB platform supporting exchange of business data/events between core business systems like Merchandising, Sales, Ordering, Distribution, Store Range &.

• Led a team of 6 test automation engineers to provide quality assurance services for Microsoft Product Support Content publishing platform and the Microsoft Premier support portal (Coded UI tests, Webdriver tests)
• Managed onsite delivery and developed a telecom invoice matching rules engine to find errors, over-charging, cost optimization options (Biztalk,C#)
• Created an UI to provide real-time visibility & control of assembly lines for semiconductor chip fabrication, by integrating with PLC controllers (VB6.0)
• Support data capture of patient health records & adverse events during clinical trials of “Clozaril” antipsychotic drug (ASP.Net, Html, VB.Net)
• Created a mobile app for pharma sales-force reps to capture offline data during field visits to doctors, with EoD sync to Head office (SqlServer CE)