Subhankar De
Solution Architect
Wayne,Pennsylvania
Summary
- Result driven hands-on Architect providing technical leadership over 20 years
- Specialized in migrating monolith application to cloud using cloud native technologies; containers, serverless & microservices
- Recognized Technology Leader, applying high impact technical solutions for omnichannel contact center modernization
- Contributed to CIO100s most innovative projects, like Voice Biometrics and AIQ platform that powers Xfinity Assistant Chatbot
- Certified AWS SAA-C02, SCS-C01, MLS-C01 and Google Cloud Associate Engineer (ACE)
Overview
20
20
years of professional experience
4
4
years of post-secondary education
Work History
Technical Lead
Vanguard Group
Malvern, PA, USA
12.2021 - Current
- Modernize 3 containment IVR applications using conversational AI AWS Lex and Genesys Pure Cloud
- Participated in architecture, design and implementation of serverless microservices using Python, TypeScript, Java, Node.js, ECS and AWS Lambda
- Meet teams' OKR(Objectives & Key Results) to reduce 40K calls/yr. through containment and deflection for 2022
- Decreased project onboarding under 3 weeks for new hires
- Provided architectural leadership and guidance to team to deliver robust, highly scalable and cost-effective solutions using AWS Services
- Collaborate with AWS and Genesys on feature requests and optimizations
- Conduct Security Architecture Reviews for projects across department
- Participate performance reviews for the developers
- Established standard alerting and dashboard for better observability and reduce downtime
Senior Software Engineer
Comcast Cable
West Chester, PA, USA
12.2018 - 12.2021
- Leaded team of 8 to migrate monolith app to microservices platform using Spring Boot 12 factor app methodology
- Successfully migrated 80 APIs from legacy to modernize platform
- Increased API migration rate through building enhanced logging capability on API Gateway
- Lowered recurring Sev1 incidents within Organization threshold
- Platform modernization using Java, Spring Boot, Couchbase, CloudFoundary on AWS
- Trained and mentored 2 junior engineers, teaching skills in Cloud Technologies and worked to improve overall team performance
- Performed DevOps activities like deployment, monitoring, triaging and traffic shaping across multiple data centers
- Collaborated with conversational designers for API design as product SME
Architect
CEI America(Comcast Cable)
West Chester, PA, USA
10.2014 - 12.2018
- Provided architectural leadership and guidance to technical teams to deliver reliable, highly scalable and resilient product
- Design and built SOAP API's using Spring, Apache CXF and Java
- Developed solution for resiliency and responsiveness using circuit breaker, caching and technology upgrades which reduced cost over 3M in 2017
- Improved API performance and availability which increased 15% containment rate
- Partnered closely with conversational designers to build end-to-end solution for containment and deflection
- Built solution for proactive intent recommender system using rules engine - Drools
- Design and built Voluntary Threshold Notification microservice to proactively contain customers during sudden surge in call volumes
- Implemented Elastic Search and AppDynamics for better observability
Assistant Consultant
TCS America(Vanguard Group)
Malvern, PA, USA
07.2010 - 06.2014
- Developed Voice Interface for Voice Biometrics using Java, JSP, VXML, Genesys & Nuance
- Integrated with Nuance Voice Verification Software through SOAP APIs
- Wrote relational database queries for stored procedures, query optimization and performance tuning
- Supervised team of 5 developers
IT Analyst
TCS America(PNC Bank)
King of Prussia, PA, USA
01.2010 - 06.2010
- Used Java, JavaScript, ExtJS, Spring, PLSQL and HTML to develop single page application
IT Analyst
TCS(GE Corporate)
Mumbai, India
09.2005 - 12.2009
- Managed cross-functional team of 11 developers, oversaw product development from inception to implementation
- Facilitated training for associates through daily coaching and regular performance appraisals
- Offered experience with Java, ExtJS, JavaScript, JSP, SQLServer, Oracle,PLSQL, T-SQL, Informatica and Cognos
Software Engineer
Datamatics Technologies(Lexis Nexis)
Mumbai, India
11.2003 - 09.2005
- Developed robust Java, Servlet, JSP, Struts based webcentric solutions deployed in Tomcat
Developer
Mesotek
Navi Mumbai, India
03.2002 - 10.2003
- Developed thick client application using Java Swing, Crystal Reports, MS SQLServer
Education
Bachelor of Technology - Computer Science & Engineering
Berhampur University
Berhampur Orissa 11.1997 - 11.2001
Skills
Architect Microservice Platforms, Design REST and SOAP APIs
Leading engineers in mid size teams
Genesys Pure Cloud, VoiceFlow & AWS Lex, Polly, Sagemaker, Comprehend
Python, Java, TypeScript
DynamoDB, Couchbase, MySQL
ElasticSearch, Splunk, Honeycomb, AppDynamics
DevOps (Bamboo, Jenkins, GoCD, Bitbucket, GIT)
AWS Lambda, AWS ECS, Docker, Cloudfoundary, EC2, Kubernetes
AWS Kinesis, EventBridge, Step Function, SQS, Apache Kafka
Timeline
Technical Lead
Vanguard Group
12.2021 - Current
Senior Software Engineer
Comcast Cable
12.2018 - 12.2021
Architect
CEI America(Comcast Cable)
10.2014 - 12.2018
Assistant Consultant
TCS America(Vanguard Group)
07.2010 - 06.2014
IT Analyst
TCS America(PNC Bank)
01.2010 - 06.2010
IT Analyst
TCS(GE Corporate)
09.2005 - 12.2009
Software Engineer
Datamatics Technologies(Lexis Nexis)
11.2003 - 09.2005
Developer
Mesotek
03.2002 - 10.2003
Bachelor of Technology - Computer Science & Engineering
Berhampur University
11.1997 - 11.2001