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Prateek Talesara

VP of Engineering - Polyglot Developer

Prateek Talesara

Executive Summary

  • Currently working with JPMorgan Chase & Co as VP of Engineering (Engineering Manager).
  • Industry Working experience of 11+ yrs. in Software Engineering
  • Extensive experience of leading high-performing engineering teams in building scalable, high-impact products.
  • Proven experience in developing enterprise scale and production grade real-time applications,
  • Expertise in design and development of cloud architecture, distributed systems

Skill Set

CategorySkills
Workflow Orchestartion TechnologyTemporal.io (worked with Temporal product developers to initiate and contribute to new features)
Programming Languages Java(Core-Skill), Typescript, Scala, Python, Kotlin
Web Design and DevelopmentHTML, CSS3, JavaScript, Angular, Rxjs, ngRx, Redux, ReactJs(hands-on)
Web Server TechnologiesRESTful web services, Reactive RESTful web services
Messaging FrameworksJMS (ActiveMQ), Apache Kafka
Actor Model ProgrammingAkka (Java, Scala)
Web Service Frameworks Spring Boot, Spring Cloud, Spring Boot Webflux, Vert.x(Conceptual familiarity)
ORM FrameworksMyBatis, Hibernate
Sql/NoSql DatabaseOracle, MongoDB, Postgresql, DynamoDB, CockroachDB
Cloud Computing Docker, AWS services like EC2, ElasticSearch, Lambda's, VPC, Internet Gateway, RDS, EKS, etc.
Caching technology Redis, Hazelcast, Cache2K, Caffiene
Design Patterns Gangs of Four (GoF) Design Patterns, Distributed systems architectural pattern, Concurrent Programming patterns, 12-factor app - cloud nativeapps
AI/ML & Data Science Machine Learning (XGBoost, Random Forest, Logistic Regression), Model Deployment (Flask, FastAPI), Feature Engineering, Model Monitoring, A/B Testing, Data Pipeline Orchestration, Pandas, Scikit-learn, MLFlow, Credit Risk Modeling

Professional Experiences

1. JPMorgan Chase and Co.(Currently Working )

(a) Borrow (Lending Space) (Oct 2021 - Current)
Key Technologies: Temporal.io, Spring boot, DynamoDB, CockroachDB, Kafka
Role: Engineering Manager
Responsibilities:
  • Architectected and launched a new product, Journey Builder enabling users to orchestrate complex UI workflows in under few minutes
  • Led the development of an AI/ML-driven credit decisioning engine for credit cards and loans, leveraging historical data and behavioral analytics to optimize approval accuracy and reduce default risk.
  • Integrated gradient boosting algorithms (e.g., XGBoost) to enhance risk scoring models, enabling data-driven, real-time credit decisions with improved precision and scalability.
  • Evaluated Temporal.io for orchestration, built a successful POC, and secured architectural board approval for production adoption
  • Written Gatling scripts for performance testing for open and closed load injections
  • Server side and Client-side setup of Temporal
  • Working on creating a scalable lightweight custom rule engine for evaluating affordability rules in the stack

2. Fidelity Investments

(a) Trading system (Sep 2017 - Oct 2021)
Key Technologies: Spring Boot Rest, MyBatis, Hibernate, Oracle, Akka (Scala & Java), Apache Kafka, MongoDB
Role: Technical Lead
Responsibilities:
  • Cloud migration and cloud cost optimization, played key role in company-wide cloud migration to AWS, cutting infrastructure cost
  • Leveraged actor-based concurrency using Akka framework
  • Architectected solution to make the system more performant levaraging Redis Cache, alongwith proper cache busting mechanism
  • Developed internal Kafka Message Replay tool for support UIs in Angular

3. Cognizant

(a) Apple INC, USA (May 2015 – Sep 2017)
Key Technologies: Spring, Restful web services, Hibernate, MongoDB
Role: Full Stack Software Developer
Responsibilities:
  • Involved in developing RESTful Webservices using Spring Boot
  • Worked with messaging frameworks JMS(ActiveMQ)
  • Implemented caching strategies using local JVM caches using Cache2K
  • Integrating other third-party APIs from SAP(BAPI) with Java Backend application
  • Created UIs in AngularJS/Then, migrated to Typescript based Angular
(b) Walmart, USA (Apr 2014 – May 2015)
Key Technologies: Spring, Restful web services, Hibernate
Role: Full Stack Software Developer
Responsibilities:
  • Exposed various Web services API endpoints for consumer applications
  • MongoDB Geolocation API leveraged for user proximity lookups
  • Automated projects by creating many Jenkins CI/CD pipeline
  • Understand any change in the implementation and identifying gaps in the implementations.