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Ankit Raj

Tech Lead

Delhi

6+ years of work experience

FabHotels
Nov 20241 yr 10 mosPresent

Gurugram, Haryana, India

CaaStle
Jan 20231 yr 10 mosOct 2024

On-site

• Designed and implemented our own Inventory Management System that’s distributed, highly available and cost-effective, reducing reliance on Oracle NetSuite. This system updates inventory status, location, and quantity in real-time through transactions. • According to the analysis conducted using Kibana, the response time of the new IMS operations has decreased by 65%. • Integrated Convictional and DSCO (CommerceHub) platforms to onboard Dropship suppliers into our system which expands product offerings without up-front inventory investment, while streamlining order fulfillment for enhanced customer satisfaction and scalability. • Collaborated on migrating Cloudera CDP clusters to Amazon EMR, achieving a 50% reduction in operational costs. • Created 10+ ETL jobs using Apache Oozie for complex operations on large dataset to produce JSON or CSV file dumps on AWS S3 for different consumers and BI analytics. • Replaced RabbitMQ with Apache Kafka to handle sudden increase in traffic load causing outages in 20+ services.
CaaStle
Oct 20211 yr 3 mosDec 2022

New Delhi, Delhi, India

Lenskart.com
Aug 20212 mosSep 2021

Gurugram, Haryana, India

• Implemented distributed locking using Redis on the scheduled task of a spring boot service running on multiple nodes. • Consolidated cart data from multiple APIs into a single JSON format stored in MongoDB, enabling efficient caching and faster retrieval, while managing stale data to ensure accuracy.
SHL
Mar 20201 yr 5 mosJul 2021

Gurugram, Haryana, India

• Developed both blocking and non-blocking, scalable, and maintainable RESTful web services for the TalentCentral application using Spring WebFlux. • Achieved 95% test coverage by writing extensive unit tests with Mockito, ensuring robust and reliable application functionality. • Integrated live interview products from external providers like SmartMeet and CodeMeet by Aspiring Minds into the TalentCentral application, enhancing the platform's capabilities. • Optimized application performance by identifying and resolving N+1 SELECT query issues and CROSS JOIN issues, significantly improving database efficiency. • Accelerated the process of sending invitation emails to candidates in large projects (with over 1K candidates) by more than 80% through the implementation of DTO projections and multi-threading.
EmployWise
Jul 20198 mosFeb 2020

Gurugram, Haryana, India

• Responsible for maintaining Employee Information Portal & Timesheet module of the EmployWise application. • Integrated Elastic search with the legacy application to perform full text search in user service. • Developed RESTful APIs using Spring boot as part of a technology upgrade for a legacy project originally built on Java Servlets. • Built reactive & reusable functional UI components with Vue.js to decouple a monolithic application constructed on Java Servlets and JSP.
GitHub
@rajankit911
LeetCode
@rajankit911

Ankit’s AI Stack

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cursor
opencode
opencode
claudecode
claudecode

Education

Netaji Subhas University of Technology, East Campus

Bachelor of Technology - BTech, Electronics and Communication Engineering

Netaji Subhas University of Technology, East Campus

20154 yrs2019

All India Senior School Examination (12th), Non-medical Science stream

pragati public school

20112 yrs2013

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Headline

Tech Lead

About

Experienced Software Engineer with 5 years of expertise in designing and implementing distributed, scalable systems, and optimizing application performance. Proficient in Java, Spring Boot, and RESTful web services, with expertise in integrating third-party platforms, database management, and full-text search solutions. Demonstrated ability to reduce operational costs, enhance system efficiency, and drive continuous improvement across various industries. Passionate about leveraging cutting-edge technologies to deliver high-impact solutions.

Location

Delhi

AI stack

cursor

opencode

claudecode

Work experience

Technical Lead at FabHotels, Nov 2024 - Present · 1 yr 10 mos, Gurugram, Haryana, India

Senior Software Engineer at CaaStle, Jan 2023 - Oct 2024 · 1 yr 10 mos, On-site, • Designed and implemented our own Inventory Management System that’s distributed, highly available and cost-effective, reducing reliance on Oracle NetSuite. This system updates inventory status, location, and quantity in real-time through transactions. • According to the analysis conducted using Kibana, the response time of the new IMS operations has decreased by 65%. • Integrated Convictional and DSCO (CommerceHub) platforms to onboard Dropship suppliers into our system which expands product offerings without up-front inventory investment, while streamlining order fulfillment for enhanced customer satisfaction and scalability. • Collaborated on migrating Cloudera CDP clusters to Amazon EMR, achieving a 50% reduction in operational costs. • Created 10+ ETL jobs using Apache Oozie for complex operations on large dataset to produce JSON or CSV file dumps on AWS S3 for different consumers and BI analytics. • Replaced RabbitMQ with Apache Kafka to handle sudden increase in traffic load causing outages in 20+ services.

Software Engineer at CaaStle, Oct 2021 - Dec 2022 · 1 yr 3 mos, New Delhi, Delhi, India

Software Engineer at Lenskart.com, Aug 2021 - Sep 2021 · 2 mos, Gurugram, Haryana, India, • Implemented distributed locking using Redis on the scheduled task of a spring boot service running on multiple nodes. • Consolidated cart data from multiple APIs into a single JSON format stored in MongoDB, enabling efficient caching and faster retrieval, while managing stale data to ensure accuracy.

Associate Software Engineer at SHL, Mar 2020 - Jul 2021 · 1 yr 5 mos, Gurugram, Haryana, India, • Developed both blocking and non-blocking, scalable, and maintainable RESTful web services for the TalentCentral application using Spring WebFlux. • Achieved 95% test coverage by writing extensive unit tests with Mockito, ensuring robust and reliable application functionality. • Integrated live interview products from external providers like SmartMeet and CodeMeet by Aspiring Minds into the TalentCentral application, enhancing the platform's capabilities. • Optimized application performance by identifying and resolving N+1 SELECT query issues and CROSS JOIN issues, significantly improving database efficiency. • Accelerated the process of sending invitation emails to candidates in large projects (with over 1K candidates) by more than 80% through the implementation of DTO projections and multi-threading.

Developer Trainee at EmployWise, Jul 2019 - Feb 2020 · 8 mos, Gurugram, Haryana, India, • Responsible for maintaining Employee Information Portal & Timesheet module of the EmployWise application. • Integrated Elastic search with the legacy application to perform full text search in user service. • Developed RESTful APIs using Spring boot as part of a technology upgrade for a legacy project originally built on Java Servlets. • Built reactive & reusable functional UI components with Vue.js to decouple a monolithic application constructed on Java Servlets and JSP.

Education

Bachelor of Technology - BTech, Electronics and Communication Engineering, Netaji Subhas University of Technology, East Campus

All India Senior School Examination (12th), Non-medical Science stream, pragati public school

Public links

github: https://github.com/rajankit911

leetcode: https://leetcode.com/rajankit911