Karthik S

Software Engineer

Bengaluru, Karnataka, India13 yrs 8 mos experience
Highly Stable

Key Highlights

  • 13+ years of experience in software engineering.
  • Proven track record in architecting high-throughput systems.
  • Expertise in microservices and Big Data integration.
Stackforce AI infers this person is a Fintech and E-commerce expert with strong capabilities in microservices and data-driven architecture.

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Skills

Core Skills

MicroservicesSpring FrameworkSpring BootBig DataMachine LearningEngineeringJava

Other Skills

AJAXAirflowAlgorithmsAmazon Web Services (AWS)AngularJSApache KafkaApache OozieApache SparkCore JavaData StructuresDesign PatternsEclipseElasticsearchHDFSHTML

About

Seasoned software engineer with 13+ years of full-lifecycle delivery experience in cloud-native, data-driven platforms. Expertise in microservices,distributed systems, Big Data, ML integration, and API design. Proven track record of architecting and implementing high-throughput systems,driving 95% batch-job performance gains, and leading GenAI initiatives in security-governance products.

Experience

13 yrs 8 mos
Total Experience
1 yr 11 mos
Average Tenure
2 yrs
Current Experience

Microsoft

Engineer

Jun 2024Present · 2 yrs · Bengaluru, Karnataka, India

Paytm

Principal Engineer

Jan 2023Jan 2024 · 1 yr · Bengaluru, Karnataka, India · Remote

  • Worked on Paytm Lending products, including postpaid, Personal loans, and merchant cash advances (MCA).
  • Improved the monitoring and logging of the existing code base, resulting in a reduction of debugging time by over 50%.
  • Improved the efficiency of existing Spring Batch jobs by 95%. The time taken to execute the recon job was reduced from 3 hours to 8 minutes.
  • Involved in moving existing monolithic services to microservices and onboarding workflows to state machines.
EngineeringMySQLSpring FrameworkApache KafkaCore JavaAmazon Web Services (AWS)+1

Tekion corp

Staff Software Engineer

Jan 2020Jan 2023 · 3 yrs · Greater Bengaluru Area

  • Worked on a digital retail platform, which will be an E2E e-commerce platform for automobile retailers. Built the onboarding module, which gave more than 3500 dealers a smooth integration to use the platform on their own
  • Involved in architecting the compliance, consumer website setups, DMS integrations, enrolments and reservation modules
  • Wrote highly maintainable, solid code for software system, forming core framework and earning consistent praise from subsequent developers since initial version
  • Assisted in developing product roadmaps, providing specific suggestions that led to a 10% decrease in the overall timeline.
AlgorithmsRedisEngineeringDesign PatternsMongoDBData Structures+10

Agoda

Senior Big Data and ML Engineer

Jan 2019Jan 2020 · 1 yr · Singapore

  • Implemented the Cupid product, which uses data to intelligently map the hotels and rooms of several aggregators. It matches them using ML and a rule framework
  • Additionally involved in the conception and development of the machine learning model's automated retraining.
  • Built an internal tool using Python called LazyLog for monitoring of hadoop and spark logs, providing alerts, which improved CTR by 3%
  • Consumed 100TBs of data to map 500k+ hotels and 4 million rooms with 97% accuracy
Big DataAlgorithmsEngineeringDesign PatternsApache SparkAirflow+10

Rakuten

Senior Software Engineer

Jan 2018Jan 2019 · 1 yr · Singapore

  • Implemented the Rakuten Advertising Platform (RS-Ad), an ad operations platform for selling, serving, targeting, and reporting on the performance of online ads
  • More than 35,000 retailers have access to buy the products and view the real-time reports of the commercials
  • Worked with product managers to re-architect a multi-page web app into a single page web-app, boosting yearly revenue by $1.4M
  • Improved system performance by making proactive adjustments and resolving bugs
  • Led software development initiative as subject matter expert and primary point-of-contact for project management staff
AlgorithmsEngineeringDesign PatternsData StructuresSpring BootRESTful WebServices+5

Paytm money

Senior Software Engineer

Jan 2018Jan 2018 · 0 mo · Bengaluru Area, India

  • Involved in the architecture design for the platform for mutual funds. worked on recurring transactions, rules framework, payment connectors, and event-driven services
  • Built RESTful APIs that served data to the JavaScript front-end based on dynamically chosen user inputs that handled over 500,000 concurrent users
  • Onboarded new tools and technologies during development to elevate project quality and shorten timeframes
AlgorithmsRedisEngineeringDesign PatternsData StructuresSpring Boot+6

Sap

2 roles

Developer

Jan 2014May 2017 · 3 yrs 4 mos

  • Worked on the Successfactors Employee Central, an HCM solution and LMS, a learning management product, where we provided the globalisation features across 66 countries
  • Introduced new features from time to time by adapting newer technology and platform, which helped in procuring my first patent.
  • Tested software for bugs and operating speed, fixing bugs and documenting processes to increase efficiency by 18%
AlgorithmsAngularJSEngineeringDesign PatternsData StructuresSpring Boot+3

Associate Developer

Jan 2012Apr 2014 · 2 yrs 3 mos

AlgorithmsEngineeringData StructuresJUnitJava

Ibm - india software labs

Software Intern

Jul 2010Nov 2010 · 4 mos · Bangalore

  • Woked on Hardware Management Console: (HMC), a system that controls managed systems, such as servers and logical partitions. Unit Test (write JUnit test cases and check the code coverage of the file) the source code of HMC - Save Area using the Rational Software Architect IDE.
AlgorithmsData StructuresJUnitJava

Education

University Visvesvaraya College of Engineering

BE — Computer Science

Jan 2007Jan 2011

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