Rishabh Mittaal

CEO

Noida, Uttar Pradesh, India8 yrs 10 mos experience

Most Likely To SwitchHighly Stable

Key Highlights

7 years of experience in backend development and web APIs.
Expertise in building microservices and distributed scalable systems.
Proficient in Java and SpringBoot with strong database skills.

Stackforce AI infers this person is a Backend Developer specializing in Fintech solutions with expertise in microservices architecture.

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Skills

Core Skills

JavaMicroservicesApache KafkaSpring Mvc

Other Skills

Apache StormElasticsearchCassandradebeziumProblem SolvingCascading Style Sheets (CSS)AerospikeMySQLAmazon Web Services (AWS)Object-Oriented Programming (OOP)SpringDSASoftware DevelopmentData StructuresHibernate

About

As a Software Development Engineer 2 specialising in Backend Development and crafting robust web APIs, I have 7 years of hands-on experience, with a focus on building Microservices and Distributed Scalable Systems. Proficient in Java and the SpringBoot Framework, I have a solid foundation in MySQL, Cassandra, Kafka, Elastic Search, Redis, AWS Technical Expertise: Languages :- Java | Python | Framework :-SpringBoot Framework | Microservices Streaming :- Apache Storm | Apache Kafka Databases:- MySQL | Apache Cassandra | ElasticSearch | Aerospike | Redis - AWS Services | REST APIs - Agile Methodologies | SDLC - Data Structures and Algorithms | OOPs | Design Patterns

Experience

8 yrs 10 mos

Total Experience

2 yrs 2 mos

Average Tenure

4 yrs 6 mos

Current Experience

Paytm

2 roles

Technical Lead

Promoted

Apr 2023 – Present · 3 yrs 1 mo · Noida, Uttar Pradesh, India

Building Promotion Engine for Bank offer and EMI.
Lead a high-performing team dedicated to the development and enhancement of the promotion engine. I oversee the technical architecture, mentor team members, and drive the execution of complex projects. My role involves spearheading the design and implementation of scalable solutions, ensuring robustness and efficiency in the promotion engine's functionality.
Led and executed a comprehensive redesign and rearchitecture initiative aimed at optimizing multiple Elasticsearch (ES) indexes to significantly reduce nested queries, latencies, and streamline the Cassandra schema for improved performance and scalability.
Optimized diverse Storm topologies, enhancing throughput and system efficiency,
Enhanced Cassandra topology managing campaign budgets: achieved ~20x throughput, slashed p99 latency by ~85%, cluster cost saving by reducing worker nodes.

JavaApache StormMicroservices

Senior Software Engineer

Nov 2021 – Apr 2023 · 1 yr 5 mos · Noida, Uttar Pradesh, India

Orchestrated the migration strategy and seamless migration of ES, Kafka, Storm, Kafka-Connect (Debezium CDC), and application servers.
Designed and executed a unified velocity system for bank and EMI offers, streamlining offer processing.
Developed several verification and reconciliation jobs for bulk data uploads, ensuring data accuracy.
Implemented reconciliation jobs for checkout orders, ensuring data and locks accuracy.
Engineered transactional topologies for checkout data, facilitating seamless data insertion into Elasticsearch(ES) and Cassandra.
Designed and implemented a robust data archival system for Elasticsearch(ES), optimizing data storage and retrieval.
Introduced optimization measures in cluster configurations, resulting in a significant annual cost reduction of $30,000 through the implementation of SOPT (Savings Plans for AWS) and correct AWS server instance types, maintaining optimal performance and reliability

debeziumProblem SolvingApache KafkaMicroservices