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I am a seasoned software engineer with over 8 years of experience building scalable, production-grade systems using JavaScript, Node.js, and Python. I've specialized in designing REST APIs, creating real-time financial platforms, and integrating with modern DevOps pipelines. I've had the opportunity to lead cross-functional teams and build highly available backend systems, particularly in fintech, crypto, and AI domains. Previously, I served as the CTO of a YC-backed startup and worked at Meta as an engineer. I enjoy driving impactful projects, such as asynchronous trading platforms and AI-powered recruitment tools. Collaboration and continuous learning are key philosophies I bring to every team I join.…I am a seasoned software engineer with over 8 years of experience building scalable, production-grade systems using JavaScript, Node.js, and Python. I've specialized in designing REST APIs, creating real-time financial platforms, and integrating with modern DevOps pipelines. I've had the opportunity to lead cross-functional teams and build highly available backend systems, particularly in fintech, crypto, and AI domains. Previously, I served as the CTO of a YC-backed startup and worked at Meta as an engineer. I enjoy driving impactful projects, such as asynchronous trading platforms and AI-powered recruitment tools. Collaboration and continuous learning are key philosophies I bring to every team I join.

Deepak Aggarwal

Developer, Back-End Developer, Full Stack Developer, +2

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I am a seasoned software engineer with over 8 years of experience building scalable, production-grade systems using JavaScript, Node.js, and Python. I've specialized in designing REST APIs, creating real-time financial platforms, and integrating with modern DevOps pipelines. I've had the opportunity to lead cross-functional teams and build highly available backend systems, particularly in fintech, crypto, and AI domains. Previously, I served as the CTO of a YC-backed startup and worked at Meta as an engineer. I enjoy driving impactful projects, such as asynchronous trading platforms and AI-powered recruitment tools. Collaboration and continuous learning are key philosophies I bring to every team I join.…I am a seasoned software engineer with over 8 years of experience building scalable, production-grade systems using JavaScript, Node.js, and Python. I've specialized in designing REST APIs, creating real-time financial platforms, and integrating with modern DevOps pipelines. I've had the opportunity to lead cross-functional teams and build highly available backend systems, particularly in fintech, crypto, and AI domains. Previously, I served as the CTO of a YC-backed startup and worked at Meta as an engineer. I enjoy driving impactful projects, such as asynchronous trading platforms and AI-powered recruitment tools. Collaboration and continuous learning are key philosophies I bring to every team I join.

Available to hire

I am a seasoned software engineer with over 8 years of experience building scalable, production-grade systems using JavaScript, Node.js, and Python. I’ve specialized in designing REST APIs, creating real-time financial platforms, and integrating with modern DevOps pipelines. I’ve had the opportunity to lead cross-functional teams and build highly available backend systems, particularly in fintech, crypto, and AI domains.

Previously, I served as the CTO of a YC-backed startup and worked at Meta as an engineer. I enjoy driving impactful projects, such as asynchronous trading platforms and AI-powered recruitment tools. Collaboration and continuous learning are key philosophies I bring to every team I join.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Hindi

Advanced

Work Experience

Principal Software Engineer at Browmath Capital

May 31, 2025 - July 22, 2025

Drove over $300M in trading volume by building an asynchronous trading platform integrating Binance, OKX, Deribit, and BingX for fast and reliable multi-CEX execution. Developed an MEV bot to explore profitable on-chain strategies, improving trading latency and arbitrage logic. Enhanced system reliability and issue response with Grafana dashboards and proactive alerting. Analyzed 14TB of Solana blockchain data to enable opportunity detection and built real-time ingestion pipelines decoding Raydium DEX transactions. Reduced infrastructure costs by 80% by migrating from AWS to Hetzner and deployed a microK8s cluster for scalable lightweight orchestration. Scaled engineering and quant teams by hiring and establishing collaboration processes. Extended platform with custom Solana smart contracts for automated execution and MEV strategy validation.

Principal Software Engineer & CTO at Authlayer Inc | YC W20

March 31, 2024 - July 22, 2025

Architected and developed Nest.js backend syncing 100K+ Plaid transactions daily in real-time. Designed background job queues with BullMQ and Redis for retries, deduplication, and load management. Migrated 15+ microservices to a monorepo using Nx for maintainability. Led a team of 6 engineers, established CI/CD pipelines with AWS CodePipeline and ECS, and dockerized services for uniform deployment. Built backend for ZeFi crypto wealth app including wallet integration, KYC, user authentication, and analytics achieving 99.9% uptime and handling over $200K in deposits. Instrumented backend monitoring with Sentry and led Flutter mobile app development.

Software Engineer II, Portal Release Infrastructure Team at Meta (formerly Facebook)

January 31, 2022 - July 22, 2025

Developed 'Post Pencils Down', a platform automating release verification for TPMs, reducing release cycle time by 23% with the Feature Roadmap Tracker. Supported live on-call operations with custom observability and alerting tools.

Platform Engineer at SMC Global Securities Ltd

August 31, 2020 - July 22, 2025

Developed over 25 Airflow-based ETL pipelines for trading analytics and designed a live risk monitoring dashboard using Flask, NumPy, and real-time market data. Built shared-memory libraries and low-latency UDP multicast tools in C++ and Python.

AI Voice Recruiter Developer at Aeccentlabs

June 30, 2025 - July 22, 2025

Created an AI voice recruiter using large language models to conduct real-time job screening calls. Designed GPT-4o-mini prompts, optimized latency, and integrated telephony using Twilio and Vapi TTS.

Principal Software Engineer at Browmath Capital

May 31, 2025 - July 22, 2025

Drove $300M+ in trading volume by building an asynchronous trading platform integrating with multiple centralized exchanges enabling fast, reliable execution. Explored on-chain strategies by prototyping MEV bots and latency-sensitive arbitrage. Improved reliability and issue response by implementing infrastructure observability using Grafana and proactive alerting. Enabled opportunity detection via analyzing ~14TB of Solana blockchain data with custom Rust programs. Built Solana blockchain ingestion pipelines for real-time trading decisions and extended the trading platform with custom Solana smart contracts. Reduced infrastructure costs by 80% migrating workloads to Hetzner with microK8s cluster deployment. Scaled the engineering and quant teams by hiring 10 members and defining collaboration processes.

Principal Software Engineer & CTO at Authlayer Inc | YC W20

March 31, 2024 - July 22, 2025

Architected and developed Nest.js backend to sync 100K+ daily Plaid transactions in real-time. Designed background job queues for retries, deduplication, and load management. Migrated 15+ microservices to a monorepo for maintainability. Led a team of 6, establishing robust CI/CD pipelines with AWS CodePipeline and ECS. Dockerized services for consistent deployment. Also built backend for ZeFi crypto neo-bank: wallet integration, KYC, user authentication, analytics; achieved 99.9% uptime handling $200K+ user deposits, instrumenting backend with Sentry for monitoring. Led Flutter mobile app development.

Software Engineer II, Portal Release Infrastructure Team at Meta (formerly Facebook)

January 31, 2022 - July 22, 2025

Developed 'Post Pencils Down', automating release verification for TPMs, reducing release cycle times by 23%. Built Feature Roadmap Tracker and supported live on-call operations with custom observability and alerting tools.

Platform Engineer at SMC Global Securities Ltd

August 31, 2020 - July 22, 2025

Developed over 25 Airflow ETL pipelines for trading analytics. Designed live risk monitoring dashboards using Flask, NumPy, and real-time market data. Built shared-memory libraries and low-latency UDP multicast tools in C++/Python.

AI Voice Recruiter Developer at Aeccentlabs

June 30, 2025 - July 22, 2025

Created an AI voice recruiter using LLMs for real-time job screening calls. Designed GPT-4o-mini prompts, optimized latency, and integrated telephony using Twilio and Vapi TTS.