[03] Chronology & Foundations
Production Chronology
Six-year engineering progression at Wallstreet Algo Trading, evolving from internal tooling and financial data engineering into quantitative development and production trading infrastructure.
Quantitative Developer · Wallstreet Algo Trading Private Limited
Nov 2023 – Present
Focus System: Trading Infrastructure & Quantitative Systems
Focused on building and evolving performance-oriented trading infrastructure and quantitative systems across the firm's expanding market footprint.
• Designed and evolved trading infrastructure using C#, .NET, and unmanaged C++ interoperability.
• Led a major rewrite of the trading stack to improve scalability and support expansion into Indian, Crypto, and FX markets.
• Engineered memory-mapped files and blittable structs, reducing memory usage by ~80%.
• Developed financial models and quantitative components for strategy and risk-management workflows.
• Integrated SignalR to stream real-time market data to web-based dashboards.
Stock Market Analyst for Strategies · Wallstreet Algo Trading Private Limited
Jul 2022 – Nov 2023
Focus System: Strategy Research & Market Analysis
Worked closely with market data and strategy research, turning structured observations into datasets and analytical insights for systematic strategy development.
• Conducted daily analysis using progressive and non-progressive time features.
• Generated pivot-based insights for comparing individual symbols against benchmark indices.
• Curated datasets to support strategy development and market research.
• Identified recurring market patterns through structured data analysis.
• Contributed analytical findings that supported the development and refinement of trading strategies.
Cloud Architect Engineer · Wallstreet Algo Trading Private Limited
May 2022 – Jul 2022
Focus System: Cloud-Based Trading Migration
Focused on improving the operational model of the firm's trading infrastructure through a dynamic cloud migration approach.
• Developed a dynamic system for cloud-based trading migration.
• Designed the solution around the operational requirements of trading infrastructure.
• Improved the efficiency of supporting cloud-based trading workloads.
• Reduced operational infrastructure costs by 98.8%.
• Improved support efficiency as part of the migration effort.
Market Data Streamer · Wallstreet Algo Trading Private Limited
Mar 2022 – Apr 2022
Focus System: Real-Time Market Data Distribution
Built infrastructure for distributing real-time market information to a broad client base, with an emphasis on delivery speed and reliable data flow.
• Published real-time stock market tick and quote data.
• Implemented the streaming layer using low-level socket programming.
• Designed the distribution system for concurrent downstream consumption.
• Served real-time market data to hundreds of clients.
• Achieved delivery delay of less than 10ms.
Stock Scanner & Screener · Wallstreet Algo Trading Private Limited
Jan 2022 – Mar 2022
Focus System: Market Scanning & Screening
Contributed to the development of a market-scanning system designed to process results and surface structured insights for further analysis.
• Mentored in the development of a stock scanner tool.
• Worked with market results and feature-selection-based analysis.
• Supported the generation of pivots from selected market features.
• Helped structure scanner outputs for easier analysis.
• Contributed to tooling used for systematic market screening.
Software Engineer · Wallstreet Algo Trading Private Limited
May 2021 – Jan 2022
Focus System: Trading Strategies & Analysis Tools
Moved deeper into trading-system development, combining strategy implementation with analytical tooling for both live and historical workflows.
• Developed trading strategies for live and backtesting environments.
• Built supporting pipelines for strategy execution and analysis.
• Developed Python-based visualization tools for market scanning.
• Created analysis utilities for exploring market behavior and strategy results.
• Built scanners with complex filters for NYSE stocks.
Software Developer · Wallstreet Algo Trading Private Limited
May 2020 – Mar 2021
Focus System: Financial Data Engineering
Focused on building reliable data-processing workflows for large financial datasets, establishing the data engineering foundation for later trading and quantitative development work.
• Developed Python and C# projects for large-scale financial datasets.
• Built pipelines to download historical market data from multiple sources.
• Processed tick, quotes, fundamentals, EOD, minute, ETF, and daily datasets.
• Added verification and cleaning stages to improve data quality.
• Automated verification reports for monitoring data accuracy and consistency.
Intern · Wallstreet Algo Trading Private Limited
Nov 2019 – May 2020
Focus System: Internal Tools & Development
Established the initial foundation in professional software development through hands-on work with internal tools, debugging, and core programming concepts.
• Developed foundational skills in C# and Python.
• Applied object-oriented programming through project-based development.
• Assisted with the development of internal tools.
• Supported debugging and troubleshooting of existing applications.
• Built practical experience working within an in-house engineering environment.