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Brajesh Kumar Yadav

Verified Expert in Engineering

Solutions Architect and Full-stack Developer

Singapore, Singapore

Toptal member since November 17, 2025

Expertise

React.js Angular RAG C#TypeScript Kubernetes Apache Kafka Enterprise Architecture Enterprise Development Windows Development MacOS Agile Development SQL Java Node.js

Bio

Brajesh is a full-stack developer and solutions developer with 17+ years of experience in .NET Core, C#, React, Angular, Azure, Kafka, microservices, and DevOps. He holds various certifications, including TOGAF 9, Microsoft Azure Architect Technologies and Design, Microsoft DevOps Solutions, and Scrum Master. Brajesh has delivered scalable cloud apps and AI and GenAI solutions using Azure OpenAI and IBM watsonx.ai for banking and finance domains.

Portfolio

IBM

Agile, React, Java, Node.js, OpenShift, Azure, PostgreSQL, Apache Kafka

Avanade

Angular, .NET 7, EF6 Code First, Azure, Azure Kubernetes Service (AKS), SQL...

Experience

C# - 12 years
.NET 8 - 7 years
React - 6 years
Azure - 5 years
Angular - 5 years
Kubernetes - 4 years
Apache Kafka - 3 years
Azure OpenAI Service - 2 years

Preferred Environment

Windows, MacOS

The most amazing...

...thing I've done is design and govern GenAI-enabled financial supervision platforms using LangChain, LangGraph, watsonx.ai, Azure AI Search, and Azure OpenAI.

Work Experience

Architect

2022 - PRESENT

IBM

Architected cloud-native microservices and microfrontends on Azure Kubernetes Services (AKS), React, and Angular, and integrated with enterprise-grade APIs.
Designed and governed GenAI-enabled financial supervision platforms using LangChain, LangGraph, watsonx.ai, Azure AI Search, and Azure OpenAI.
Led architecture governance forums and cross-team collaboration with Infrastructure, Security, and QA.
Delivered multi-tier, highly scalable, reliable, and user-centric applications designed to operate 24/7 in mission-critical environments.

Technologies: Agile, React, Java, Node.js, OpenShift, Azure, PostgreSQL, Apache Kafka

Consultant | Architect

2018 - 2022

Avanade

Architected microservices and micro frontends using .NET Core, Kafka, and Angular. Deployed containerized services on AKS and managed the DevOps lifecycle.
Built, led, and managed teams of developers across Singapore, India, and Indonesia.
Implemented security measures to protect client data and ensure that applications comply with security standards.
Drove agile development, backlog grooming, estimation, and sprint planning with business teams.

Technologies: Angular, .NET 7, EF6 Code First, Azure, Azure Kubernetes Service (AKS), SQL, Azure Cosmos DB, Azure Service Bus, Apache Kafka

Experience

Stamp Duty IRAS Singapore

Stamp Duty, administered by the Inland Revenue Authority of Singapore (IRAS), is a tax on documents relating to the transfer, purchase, or lease of immovable properties and shares. It is typically borne by the buyer and tenant and calculated based on the property's value, rent, or share's net asset value, using rates specified on the IRAS website.

Education

2004 - 2007

Master's Degree in Computer Science

Harcourt Butler Technical University - Kanpur, India

Certifications

SEPTEMBER 2025 - PRESENT

Practical Application of Gen AI for Project Managers

Project Management Institute (PMI)

JULY 2023 - PRESENT

Enterprise Design Thinking Practitioner

IBM

JUNE 2023 - PRESENT

The Open Group Certified: TOGAF Standard, Version 9.2

The Open Group

MAY 2021 - PRESENT

Microsoft Certified: Azure Solutions Architect Expert

Microsoft

Skills

Libraries/APIs

React, Node.js

Tools

Azure OpenAI Service, ArchiMate, Azure Kubernetes Service (AKS)

Frameworks

Angular, .NET 8, LangGraph, .NET 7

Languages

C#, TypeScript, SQL, Java

Platforms

Azure, Kubernetes, Apache Kafka, Windows, MacOS, Confluent Kafka, OpenShift

Paradigms

Agile

Storage

PostgreSQL, Azure Cosmos DB

Other

WatsonX.ai, Retrieval-augmented Generation (RAG), Enterprise Architecture, LangChain, Data Structures, IT Project Management, Enterprise, EF6 Code First, Azure Service Bus

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