Chitransh Jain

Skills: Generative AI, LLM , RAG, LangChain, LangGraph,

Brief : Creating an SDLC Usecase to automatically provide the solution to prod errors and Data pipeline creation.

MY KEY RESPONSIBILITIES

• Explored the capabilites of generative ai and agentic ai.
• Generate the solution for the given error coming up from production.
• Created RAG for internal documents and re-vectortrize on schedule basis.
• Analysis on the Document i.e creating a ETL pipeline . User provide the analysis prompts.

Platform & Skills: Spark, Hive,Optimization,java8 ,spring Boot

Brief: I worked for platform team which generate optimized Spark & Hive queries for Analytical UseCases. It helped to reduce the cost by 15-20%

My Responsibilities :

• Written Spark & java utility to parse the quries.
• Processed 8 lakh plus record distributed within 1 hour.
• written a plan optimizer for spark 2.4.4 just like catalyst opotimizer which can parse the logical plan and provide the optimized result.
• Created Drool rules to calculate Grade in minimal time . Help to reduce the rule calculation time to 40%.
• Created GraphQL to visualize the realationship between Tables to Tables and Queries to Queries.

Platform & Skills: Java , AWS Airflow, RDS , SQL, Glue, Python

Brief: It involve migrating the data from TerraData to RedShift to reduce the cost through optimal approach . Their key objective was to keep the data identical .

My Key Responsibilities:

• Had to analyze the problem statement and pipeline to be created on the basis of that analysis which will migrate the data.
• To make sure whether the developed pipeline is working find and if issue occur then must fix.
• Optimized the design of pipeline to reduce the time and increase the efficiency .
• To understand the new requirements and implement it and optimizing the workflow .

Platform & Skills: GCP cloud , BigQuery, DataProc, Composer, GCS, Hbase , BigTable.

Brief: HbaseToBigQuery migration from on-prem to cloud.

My key Responsibilities:

• Analyzing the tables , dataStructures, types, frequency, Schema.
• Transferring the data through Snapshots which reduced 30-40% time .
• Writting the Jobs on DataProc cluster to process the data and writing the data to bigquery.
• Further validating the data through Harness.

Platform & Skills : AWS security ,BigData

Brief : Applying the security services to the dataset at rest and transit and data transformations.

My Key Responsibilities:

• Worked in collaboration with the team for migrating the data from data source to DynamoDB
• Applied basic security at rest and transit of data.
• Streaming data analysis through kinesis.

Platform & Skills: Core java, Spring boot, Web Services, React , Redux, Designing.

Brief: It was a case study project where i worked with 2 of my teammates , online grocery services. where customer can easliy order the items through website.\

My Key Responsibilities:

• Worked as full stack developer
• Major Task was on Admin service.
• API designing
• Working with spoc to understand requeriment