Nitish S.

Data Engineer

Bengaluru, Karnataka, India10 yrs 8 mos experience

Most Likely To SwitchHighly Stable

Key Highlights

Expert in Big Data and real-time processing.
Proven track record in API development for fintech.
Strong background in database optimization and low-latency solutions.

Stackforce AI infers this person is a Backend-heavy Fullstack Engineer in the E-commerce and Fintech industries.

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Skills

Core Skills

Big DataReal-time Data ProcessingApi DevelopmentDatabase Optimization

Other Skills

AerospikeAirflowAlgorithmsApache SparkApache TomcatAssembly LanguageCC++ConcurrencyConcurrent ProgrammingCore JavaCryptographyData StructuresElasticSearchExtract, Transform, Load (ETL)

About

Worked on Searches/Recommendation platform, powering relevant product recommendations and ranking of products for searches. Key Expertise over Data Engineering (Big Data/Message-Queueing Systems/Realtime data Processing) - Big Data/Hadoop: Apache Spark / Scala / Python / Hadoop related Big Data tools (Hive, Pig, Cascading, Apache Crunch). Hands on expertise in design and implementation of high data volume solution (ETL & Streaming). - Streamed/Messaging/Real-time data processing: Kafka and Storm to power trending products etc. in Real-time based on most recent user browsing behaviours. Experience with building stream-processing systems, using solutions such as Storm, Spark-Streaming, Kafka streams - Text/Query Searches- ElasticSearch - Low-latency DBs like Aerospike and Redis for serving layers. - Experience with NoSQL databases: MongoDB - Relational Databases: SQL - Concurrent Programming with Golang. - Web Services: Spring Framework components and Spring Boot - Web Servers: Apache Tomcat/Jetty - Languages: Scala / Golang / Python / Java

Experience

Flipkart

Software Development Engineer

Nov 2017 – Present · 8 yrs 4 mos · Bangalore Urban, Karnataka, India

Data Engineering in User Intent (Searches and Recommendations Platform)

Big DataHadoopApache SparkScalaPythonKafka+10

Visa

Software Engineer

Aug 2015 – Nov 2017 · 2 yrs 3 mos · Bengaluru Area, India

Worked as the Software Developer in the Visa Developer Platform.
This is the newly conceived Platform that exposes the payment capabilities of Visa in the form of APIs. Key tasks involved were-:
exposing new APIs that relayed to Visa-wide products in the backend
DB optimizations for low latency data fetches
optimizations for handling bulk traffic and reducing latencies.
concurrency considerations for improving the overall latency.
authorization frameworks.
secure data transmission by using cryptographic libraries/capabilities available out of tech stack.
analysis/monitoring frameworks.
designing outbound or callback gateway/web-hooks.
Key technologies involved were:-
Spring : Boot / Spring Framework / Spring Security / Spring Data JPA / MVC / Spring LDAP / Spring AOP
Java : JVM Internals / GC Considerations / Concurrency Patterns
DBs : Oracle SQL / mongoDB
Hibernate / Transanction Management internals
Server - Apache Tomcat
Cyptographic Internals - SSL Handshake internals / Java Cryptographic Architecture (JCA) / OpenSSL internals etc.
Splunk for setting customized alerts.
XML : XSLT, XSD, XML for XML processing IBM Firmware.