Swetha Naik

Results-driven Integration Architect & Technical Project Leader with 19+ years of enterprise experience designing, delivering, and governing complex distributed applications across SAP Integration Suite (BTP), SAP PI/PO, S/4HANA, .NET, and hybrid landscapes. Proven track record of spearheading large-scale digital transformations, cross-platform migrations, and mission-critical API integrations for the BFSI (including Tier-1 Investment Banking), Public Sector (Taxation), and Manufacturing domains. Hands-on with SAP BTP: Built POCs on Integration Suite, API Management, and OData services using BTP Trial to validate modern cloud integration patterns.

Highly skilled in managing and mentoring large, fast-paced engineering teams of up to 25 developers, driving end-to-end project execution, back-end performance tuning, cost/effort estimations, and business presentations. Recognised for agile crisis management, with a demonstrated ability to step into failing or stalled high-stakes projects and steer them to on-time delivery under aggressive timelines.

Enterprise Integration Consultant (Freelance) - Self Employed - Mumbai

(2024-11)

SAP BTP Hands-on POCs | SAP BTP Trial Account | Role: Integration Architect

• SAP BTP Integration Suite POC - Intelligent File Transfer & Validation: Architected a hybrid file-to-file integration pattern using SMB Adapter + Cloud Connector to securely connect on-prem directories with SAP BTP Integration Suite. Designed a scalable Groovy-based transformation framework for dynamic TXT to PDF conversion. Defined exception handling and governance architecture: Implemented conditional routing for valid .TXT files to Archive and invalid files to Error folder with automated Emai
• SAP API Management POC - API Security & Data Transformation: Architected API security framework using API Key Authentication Policy in SAP API Management for external consumer access. Designed reusable JavaScript policies for payload transformation: XML to JSON conversion and metadata stripping for optimised response. Defined API Proxy flow architecture using PostFlow and OutFlow policies to enforce standardised JSON output contract. Focus Areas: API Security, Data Contract Standardisation, Perf
• OData API Architecture POC: Architected a custom OData v2/v4 API using Northwind sample database on SAP BTP to expose business entities. Designed service layer following CAP/CDS principles for seamless consumption by Fiori/UI5 and 3rd party applications. Focus Areas: Data Exposure Strategy, RESTful API Design, Service Enablement. Technologies: OData, CAP/CDS, REST, SAP BTP

SAP PO Lead Consultant - Accely

End Client: INOX. Environment: SAP PO 7.5, S/4HANA, Salesforce CRM, API Frameworks

• Architected and delivered the end-to-end integration topology connecting S/4HANA with Salesforce, grouping 9 mission-critical, asynchronous inbound and outbound messaging interfaces.
• Engineered robust transaction mapping pipelines for core business workflows, including Customer Lifecycle Management, Credit Limits/Exposure Monitoring, real-time Billing execution, and Payment Status matching.

Integration Architect - Tecstaq Technology Solution Pvt. Ltd.

Environment: SAP PO 7.5, SAP PI 7.4, S/4HANA, Core Banking APIs

• Led the technological architecture establishing secure, high-throughput RFC and web service connectivity between S/4HANA and SAP PO 7.5.
• Designed and deployed strategic corporate banking integration scripts connecting enterprise systems directly to ICICI Bank and HDFC Bank clearing engines for automated payment dispatches.
• Successfully orchestrated the migration roadmap of legacy customer integration landscapes from SAP PI 7.4 to a consolidated SAP PO 7.5 Single-Stack environment, ensuring zero operational downtime.

SAP PO Lead (Client: Life Insurance Corporation of India - LIC) - AMK Solutions - Deployed at DXC Technology - Mumbai

(2023-01 - 2024-07)

Environment: SAP PO 7.5, Core Banking APIs, Security Tokens, SFTP, REST/SOAP APIs

• Directed client requirement gathering workshops, technical documentation, and user acceptance frameworks for a high-priority financial integration initiative spanning 15 complex interfaces.
• Engineered custom JAVA Mappings to enforce advanced cryptographic protection over ICICI Corporate Banking APIs, securing automated Registration, Live Account Balance lookups, and Statement downloads.
• Configured core infrastructure security parameters, modifying SSLContext.properties and deploying targeted cipher suites to safeguard sensitive financial channels against data leaks.
• Implemented seamless XML-to-JSON and JSON-to-XML conversion pipelines utilizing custom JAVA and XSLT mapping scripts within the Operation Mapping layer for external high-speed data consumers.
• Successfully onboarded and integrated legacy market networks including MT940 statement processing, NSDL/Crisil Early Warning Systems (EWS), Evoting platforms, and real-time Ticker APIs (NSE Equity, BSE Equity, and Mutual Funds).

Technology Specialist - Aeonx Digital (Freelance) - Mumbai

(2022-10 - 2023-01)

Environment: SAP PI 7.4 to PO 7.5 Migration, S/4HANA, Salesforce

• Executed an end-to-end middleware upgrade strategy, seamlessly migrating complete ESR and ID object metadata from legacy PI 7.4 to modern PO 7.5 architectures.
• Managed complex post-migration manual re-configurations, tuning cryptographic fingerprints, target directory folder structures, secure URLs, system usernames, and authorization protocols.

Technology Specialist (Client: Maharashtra Sales Tax Department - MSTD) - Coforge (Formerly NIIT Technologies) - Mumbai

(2019-02 - 2022-08)

Environment: SAP PI 7.4 / PO 7.5, GSTN Networks, NIC E-Way Bill System, NSDL, SBIePay, Custom .NET/Web APIs. Production Support & Platform Upgrade Lifecycle

• Served as the Technical Support Architect for MSTD's state-wide automated revenue engine, ensuring 24/7 high availability for mission-critical interfaces linking the department with GSTN, NIC, NSDL, and key financial clearinghouses.
• Managed complex production incident management, SLA compliance, and troubleshooting across the ESR and Integration Directory for core operational modules including Tax Registration, Returns Filing, Automated Refunds, and State Recoveries.
• Stabilized and optimized transaction pipelines utilizing FTP, REST, RFC, and SOAP adapters to prevent communication dropouts across critical G2B and G2C data paths.
• Maintained and audited the centralized utility-payment clearing matrix, resolving data discrepancies and connection bugs between state audit systems and external infrastructure grids (BSNL, Reliance Energy, Tata Power, Torrent Power).
• Led the technological upgrade roadmap of the middleware landscape from legacy SAP PI 7.4 to single-stack SAP PO 7.5, managing regression testing, post-migration configuration, and cutover strategies.
• Spearheaded Disaster Recovery (DR) drills and operational switchovers with zero data loss, while managing regular security maintenance, third-party digital certificate rotations, PGP key renewals, and cipher modifications.

Consultant - KPMG - Mumbai

(2013 - 2018)

Turnaround Project Achievement: Dangote Group Integration. Rescued a high-profile, critically stalled integration project at the direct request of senior leadership after it had halted during the initial stages. Successfully mobilized and coordinated a cross-functional technical team, restructuring the delivery roadmap and reso