Yash Shrivastava
Founding Engineer · Backend & Real-Time Systems · 5 Years
ctrl.alt.yash@gmail.com
+91 7000136567
Backend-focused engineer with 5+ years of experience building real-time, event-driven systems and scalable SaaS platforms. Proven track record of designing microservices, optimizing system performance (up to 65% reduction in DB load), and delivering end-to-end products from architecture to deployment. Experienced in Java, Spring Boot, and distributed data systems (PostgreSQL, InfluxDB). Strong ownership mindset with experience leading 0→1 product builds.
Full-stack Developer
NimbleWork (Digité) · Product SaaS
Apr 2023 – Present · Mumbai, India
  • Developed a dashboard with user analytics giving insights into product usage and retention.
  • Built custom rules functionality on forms from the ground up, enabling flexible automation for users.
  • Developed and tested anti-malware scanning for file uploads.
  • Automated outreach emails for onboarding and re-engagement based on user interaction timing.
  • Owned notification and email services using scheduling, events, and multi-criteria triggers.
  • Delivered front-end, back-end, and deployment work after collaborating with product and design teams.
  • Contributed to monolith-to-microservices transformation, improving scalability and maintainability.
  • Built a new microservice from scratch using Spring Boot, ReactJS, and MongoDB.
  • Practiced TDD in Java 17 and ReactJS for robust, production-ready code.
  • Participated in architectural decisions and created class and sequence diagrams.
Java Developer
NimbleWork (Digité) · Product SaaS
Jul 2021 – Mar 2023 · Mumbai, India
  • Contributed to a new module in an existing web application using Java 8.
  • Worked extensively with MSSQL and handled complex production queries.
  • Released critical production fixes within a tight 2-hour weekly window.
  • Achieved a 65% reduction in database calls through strategic legacy refactoring.
  • Maintained customer communication while resolving defects and improving quality.
Fibre Optic Monitoring System · Founding Engineer & Lead Developer
Freelance · India
Spring Boot InfluxDB PostgreSQL AWS React RTSP Raspberry Pi
  • Designed and built a production-ready real-time intrusion detection system integrating fibre optic sensing hardware with cloud and edge infrastructure.
  • Developed an event-driven backend using Spring Boot, PostgreSQL, and InfluxDB to ingest and process high-frequency sensor data.
  • Implemented edge + cloud architecture with on-site Raspberry Pi nodes and AWS-based notification services.
  • Built a multi-channel alerting system (WhatsApp, Telegram, Email, ntfy) for real-time incident notifications.
  • Engineered live CCTV streaming pipeline (RTSP) and integrated video feeds into a React-based monitoring dashboard.
  • Created an interactive map-based UI to visualize intrusion events and system status in real time.
  • Designed user and notification management systems with secure authentication.
  • Collaborated directly with hardware engineers to align software with fibre optic sensing modules.
  • Led a team of developers and drove end-to-end delivery from requirements to on-site deployment.
Multi-Tenant B2B SaaS · CTO / Founding Engineer
Freelance · India
Python PostgreSQL React RBAC OpenAI Multi-tenant
  • Led architecture and development of a multi-tenant, modular SaaS platform enabling businesses to digitize end-to-end operations.
  • Designed a plug-and-play module system allowing customers to enable purchased features and build custom workflows.
  • Built core systems for sales, purchasing, inventory, and data management to replace manual processes.
  • Implemented fine-grained authentication and role-based access control for multi-level organizational usage.
  • Developed dynamic dashboards driven by module-level data and business workflows.
  • Engineered modules for real-time pricing control and automatic propagation to sales systems.
  • Created validation and approval layers for transactional oversight on orders.
  • Delivered multi-language support and intuitive UX for operational users.
  • Integrated analytics features including forecasting, segmentation, and ROI insights.
  • Built AI-powered automated email classification and response drafting to prevent missed enquiries.
  • Led cross-functional delivery across backend (Python), frontend (React), and database design (PostgreSQL).
  • Collaborated closely with business stakeholders to translate requirements into scalable software systems.
Freelance Backend Engineer · US Client
Freelance · Remote (US)
Python OpenAI API REST APIs Google Drive API Swagger
  • Designed and developed a Python-based API platform for document management and AI-driven content generation.
  • Integrated OpenAI APIs for document summarization and dynamic text generation workflows.
  • Built RESTful APIs with Swagger-based interface for seamless developer testing.
  • Implemented session-aware paginated response handling for large AI-generated outputs with aggregation and persistence.
  • Developed document lifecycle features including creation, retrieval, filtering, and storage.
  • Enabled contextual summarization based on user-supplied inputs like name and location.
  • Integrated external storage workflows with Google Drive APIs.
  • Delivered a backend-driven system focused on API usability and extensibility.
Backend / Systems Engineer
Prototype · Grafana + InfluxDB
InfluxDB Grafana Python Telegram ntfy
  • Developed an early real-time monitoring and intrusion detection prototype using InfluxDB and Grafana.
  • Built a live analytics dashboard visualizing sensor data, intrusion events, and system metrics.
  • Implemented geospatial visualization for real-time intrusion tracking.
  • Designed a multi-layer alerting system combining Grafana native alerts with custom Python notifications.
  • Enabled live data ingestion and querying for time-series analysis.
  • Delivered a lightweight, rapidly deployable system to validate feasibility and client needs.
Investigation of Quantum Pigeonhole Conundrum and Quantum Pseudo-telepathy
Master's Thesis
  • Investigated paradoxes and mathematical properties within the quantum pigeonhole principle and pseudo-telepathy.
NsBoard: Quantum Network to Play Board Games
College Project
  • Built a network with a Taskmaster node coordinating shared game state for multiple players.
Ergonomic Controller Design for Helicopters
Bachelor's Major Project
  • Designed controls to improve pilot comfort when using unfamiliar helicopter flight hardware.
Duolingo-Bot
Personal Automation Project
  • Built a bot that automates Duolingo German lessons, detects failures, and resets itself for continuous progress.
Triangle-based Linear Regression
Algorithm Implementation
  • Implemented a unique triangle-based RANSAC variation instead of the conventional L2 distance.
Languages
Java Python JavaScript
Backend
Spring Boot REST APIs Microservices
Frontend
ReactJS
Data & Storage
PostgreSQL MongoDB MSSQL InfluxDB
Systems & Tools
Docker Grafana Jenkins Linux
Concepts
Distributed Systems Event-Driven Architecture TDD
M.Tech · Embedded Systems
NIT Jaipur
June 2021
B.E · Electronics and Telecommunications
Jabalpur Engineering College
June 2018