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Sadanand Kumar

@sadanandkumar

Frontend Developer at Apexon, where I developed React and TypeScript modules for Goldman Sachs’ PlotTool Pro market data platform.

India

Message

At Apexon, I worked on PlotTool Pro at Marquee, Goldman Sachs, developing React.js and TypeScript modules for market data visualization and analysis. I optimized rendering for large datasets and worked with backend and product stakeholders on data integrations and production issues.

At HCL Tech, I developed enterprise frontend modules and built 20+ reusable React components for Leap Form. I also integrated REST APIs and implemented centralized Redux state management for complex workflows.

At Evision Technolab, I developed and launched a production-grade EdTech platform with responsive interfaces for course discovery, enrollment, and purchase. In other roles, I built dashboards and workflow interfaces, including loan and lead management features at Mfilterit.

Experience

Work history, roles, and key accomplishments

Engineer II

Apexon

Nov 2025 - May 2026 (6 months)

Developed React.js/TypeScript frontend modules for PlotTool Pro at Goldman Sachs, optimizing rendering and performance for large datasets. Collaborated with backend and product stakeholders to integrate data-driven services.

React TypeScript Frontend Performance Optimization Data Visualization REST APIs

Associate Web Developer

HCL Tech

Dec 2024 - Mar 2025 (3 months)

Developed enterprise frontend modules using React.js, JavaScript, TypeScript, and Redux for CRUD-heavy workflows. Built 20+ reusable React components for Leap Form, reducing duplicate code and accelerating feature delivery.

React JavaScript TypeScript Redux REST APIs Reusable UI components

Software Engineer

Evision Technolab

Mar 2023 - Nov 2024 (1 year 8 months)

Developed and launched a production-grade EdTech platform using React.js and Bootstrap with responsive, mobile-friendly interfaces. Designed student workflows for course discovery, filtering, enrollment, and purchase.

React Bootstrap Responsive Design REST APIs Performance Optimization

Software Engineer

Deepmindz

Jul 2022 - Feb 2023 (7 months)

Built responsive bed & room management dashboards with real-time availability and allocation workflows. Integrated MapMyIndia with polyline tracking for real-time order-tracking interfaces.

React MapMyIndia Dashboard Development API Integration

Software Engineer

Mfilterit

Oct 2021 - Jun 2022 (8 months)

Developed an enterprise Loan & Lead Management Dashboard for Eduvanz, supporting 1,000+ cases across loan workflows. Built borrower modules for bureau analysis, KYC verification, EMI tracking, and repayment schedules.

React Redux Dashboarding Role Based Access Control REST APIs

Education

Degrees, certifications, and relevant coursework

Visvesvaraya Technological University

Bachelor of Engineering, Computer Science and Engineering

Bachelor of Engineering in Computer Science and Engineering from Visvesvaraya Technological University, Bangalore, Karnataka, India, completed in 2021.