Sayan Guha — Associate Partner

Principal Architect/ AI leader with near 2 decades of IT /systems solution and Technology leader /systems thinker and AI strategist focused on designing intelligent, human-centric experiences through emerging technologies. My work sits at the intersection of Generative AI, Data architecture ,real time data steaming ,intuitive and intelligent systems and multimodal interfaces — enabling real-time, agentic, and context-aware automation across customer touchpoints. From contact center automation using direct speech IVR and LLM summarization, to building mesh-based multi-agent communication layers, I translate complexity into scalable, production-ready systems. I enjoy optimizing workflows — whether it's prompt engineering using probabilistic models like Viterbi or architecting vector-memory-backed RAG pipelines with smart memory placement. I thrive in turning disruptive tech into structured value, bridging deep tech with business outcomes. Always exploring, always building. I carry the experience of an AI leader ( amongst the top 10 in India as recognized by leading tech magazines) , academia experience of Masters in Tech in AI/ML , research and authoring experience of multiple leading Scopus journals, community building experience of 100+ engineers both in Data and AI ,groomed ,matured and prospered in my guidance , customer facing experience in both North America and Europe , technology experience of Solution architecture, system design , AI and Gen AI , data architecture design , data governance , data modeling ,data engineering ,data warehousing and cloud platform infrastructure readiness for large scale deployments and production ready solutions for text ,audio ,video ,structured ,unstructured ,batch and real time data !

Stackforce AI infers this person is a Generative AI and Data Architecture expert with extensive experience in cloud solutions.

Location: Kolkata, West Bengal, India

Experience: 19 yrs 3 mos

Skills

Generative Ai
Solution Architecture

Career Highlights

Top 10 AI leaders in India recognized by tech magazines.
Expert in Generative AI and data architecture.
Proven track record in community building and mentoring.

Work Experience

Cognizant

Associate Director -AI & Analytics (Practice & Community Lead- Agentic AI /Gen AI /Deep Learning) (2 yrs 6 mos)

Sr. Architect -Generative AI - Innovations/ Data Architecture /Cloud Platform Solutions (1 yr 10 mos)

Data Architect -AI & Analytics (Retail & CG North America - Delivery Unit) (2 yrs 2 mos)

Data Architect - Cloud Data Solutions Practice (Data -On-Demand) (3 yrs)

Wipro Technologies

Data Architect - Retail & Consumer -United Kingdom (3 yrs 2 mos)

Project Leader - Data Integration & Data Modeling (1 yr 8 mos)

IBM

Data Integration ( ETL) Consultant - BAO ( IBM India) (2 yrs 11 mos)

Tech Mahindra (formerly Mahindra Satyam)

Software Engineer - DI/ Lead Developer- Telecom - AUS / NZ (2 yrs)

Education

Master of Technology (M.Tech) at Birla Institute of Technology and Science, Pilani

Bachelor of Technology (B.Tech.) at West Bengal University of Technology, Kolkata

Sayan Guha

Associate Partner

Kolkata, West Bengal, India19 yrs 3 mos experience

Most Likely To SwitchAI Enabled

Key Highlights

Top 10 AI leaders in India recognized by tech magazines.
Expert in Generative AI and data architecture.
Proven track record in community building and mentoring.

Stackforce AI infers this person is a Generative AI and Data Architecture expert with extensive experience in cloud solutions.

Contact

Skills

Core Skills

Generative AiSolution Architecture

Other Skills

Agentic AI architecturePrompt EngineeringArtificial Intelligence (AI)Microsoft AzureStatistical Data AnalysisData ArchitectsCloud ComputingCommunity BuildingResponsible AIData ArchitectureData GovernanceData StrategiesAzure DatabricksBusiness IntelligenceETL

About

Experience

19 yrs 3 mos

Total Experience

4 yrs 9 mos

Average Tenure

9 yrs 6 mos

Current Experience

Cognizant

4 roles

Associate Director -AI & Analytics (Practice & Community Lead- Agentic AI /Gen AI /Deep Learning)

Promoted

Oct 2023 – Present · 2 yrs 6 mos

1. Building community capabilities on Generative AI
2.Practising the standards of Responsible AI
3.Exploring opportunities of expansion of Generative AI based innovation to Design ,Data Engineering and Hyper automation
4.Exploring Retail and Consumer Goods domain business cases innovation based on Generative AI
5.Leading Innovation foundry in a multi million consumer goods account for Platform Capabilities and continuous service improvement on hyper automation
6.Solution architect - Data ,designs,cloud based data engineering practices,data modeling ,data governance and data maturity on a successful customer modernization journey.

Agentic AI architectureGenerative AIPrompt EngineeringSolution ArchitectureArtificial Intelligence (AI)Microsoft Azure+3

Sr. Architect -Generative AI - Innovations/ Data Architecture /Cloud Platform Solutions

Promoted

Dec 2021 – Oct 2023 · 1 yr 10 mos

Innovation and Automation Leader - Multi- million account in Consumer Goods
Leading Generative AI teams
Solution Architecture - Digital Data in Retail
Data Architecture - Multipoint,Multi-layered , Message based,Micro-services based
AWS Cloud Solutions Architect - Best practices of Data ,Security ,Network and Availability
Builds robust high available , scalable ,fault tolerant data architecture
Data Modeling Lead of Practice - Dimensional ,Canonical ,Digital data
Industry best practices practitioner & Agile delivery expert
Data Solution, Data Engineering & Cloud Data architect
Solutioning team member in pursuits and RFPs - Tech solution & planning & estimation
Innovative and author of research journals

Agentic AI architectureGenerative AI

Data Architect -AI & Analytics (Retail & CG North America - Delivery Unit)

Sep 2019 – Nov 2021 · 2 yrs 2 mos

1.Cloud Solutions ( AWS) & Data Architecture
2.Data Modeling -RDBMS and Big Data
3.Machine Learning-Supervised learning, Classification, Clustering
4.Python coding in AWS Sagemaker
5.Erwin and ER Studio
6.Dimensional Modeling & Data Vault
7.Data Analysis, Data Quality
8.Data Management-Master Data
9.Technical Solutioning-New deals
10.Commercial bidding -New deals
11.Solution Architect -Business Intelligence
12.ETL,EAI,Data visualization
13.Data Integration architect & framework
14.Datastage mentorship
15.Entry level associates mentor/manager
16.Operational process Automation -Data science
17.Data Modeling best practices
18.Oracle,Teradata, Apache Hive&Impala
19.Canonical data model and ESB
20.Creation of architecture designs
21.Data Modeling standardization
and governance
22 Metadata management
23.Team management & mentorship

Data Architect - Cloud Data Solutions Practice (Data -On-Demand)

Aug 2016 – Aug 2019 · 3 yrs

Data Solution Architect - Design & Data Modeling
Product Data Model COTS - Guidewire Datahub
Solution Architect - Deal size > 10 Million
Data Modernization - using Cloud Data Engineering

Wipro technologies

2 roles

Data Architect - Retail & Consumer -United Kingdom

Jun 2013 – Aug 2016 · 3 yrs 2 mos

1) Forward and Reverse engineering
2) Source system data analysis and arriving to lowest level feeds from the sources
3) Design solution in Datawarehousing and propose the best fitted from cost-effort perspective
4) Solution design for strategic and tactical solutions of Data warehouse
5) Data Modeling and Data governance
6) Dimensional modeling
7) Creation of architecture landscape of the enterprise ,Data flow diagrams of the component system interaction
8) Retail business proficiency
9) Creation of Interface definitions and accumulating the business definitions of every attribute in the interface
10) System analysis and identifying the feasibility of strategic data sources
11) Define , design and tracking of connectivities and firewalls of different interfaces
12) Designing data solutions
13) Leading Data warehousing, Data conversion projects
14) Interviewing business team , business users on defining data elements
15) Understanding of overall engagement model in Data warehousing project

Project Leader - Data Integration & Data Modeling

Sep 2011 – May 2013 · 1 yr 8 mos

Ensured delivery and acted as the single point of contact for ETL Datastage onsite technical leadership
Created ETL design documents, architectures design documents of ETL
Lead the offshore in the ETL development phase
Co-ordinated with the business and understood the requirement of the ETL solution
Contributed in Pre-Sales process of the organization
People Development - Mentoring and Training for new joiners / colleagues coming new
into DW-BI field, to make them attain industry excellence.
Created a ETL-Datastage Competency at the work location

Ibm

Data Integration ( ETL) Consultant - BAO ( IBM India)

Oct 2008 – Sep 2011 · 2 yrs 11 mos · Kolkata Area, India

Lead ETL team from onsite with ETL Datastage skillset
Created ETL design documents, architectures design documents of ETL
Lead the offshore in the ETL development phase
Co-ordinated with the business and understood the requirement of the ETL solution
Authored several knowledge assets, white papers appreciated globally in IBM community
Has been a member of the IBM Datastage COE team in IBM and took regular sessions /trainings
Enhanced the ETL Datastage skillset and overall DW BI competency of himself

Tech mahindra (formerly mahindra satyam)

Software Engineer - DI/ Lead Developer- Telecom - AUS / NZ

Sep 2006 – Sep 2008 · 2 yrs

Built up his own competency in ETL and Datawarehousing to start with
Understood the Source system and the mapping of the data from sources into the warehouse through the flow of the jobs as per the business transformation rules.
Analyzed the Physical Data Model to understand the business logic for developing Datastage Jobs.
Time to time analysis of performance of jobs and making performance tunings as and when required.
Actively involved in all CR (Change Requests) and done necessary fixes and responsible to monitor the changes up to deployment of the system to production.
Actively Supported System Testing /System Integrated Testing cycles from the development team.
Created the Metadata for all tables related to ETL framework in development cycle.
Analyzed the end to end system of a data warehouse including downstream business.
Lead module of the Production Support activities.