Bhuvnesh Singh Kushwah_
Backend Engineer
Backend Engineer specializing in scalable systems, microservices architecture, and cloud infrastructure. Experienced with Python, TypeScript, Go, Docker, Kubernetes, and AWS. Passionate about building high-performance backend services and automation tools.
Experience
Sendcrux.ai
May 2025 – Sept 2025Backend Engineer
- ›Designed and deployed an in-house Python-based AI Voice Agent utilizing WebRTC and custom TTS/ASR pipelines—eliminating vendor costs and increasing system control.
- ›Engineered a scalable, undetectable headless browser automation framework (Selenium + Custom Chromium Patches) to bypass detection, boosting domain reputation to 90%+ on Gmail/Workspace.
- ›Architected and deployed high-throughput Microservices on Docker + Kubernetes, significantly improving system reliability, horizontal scalability, and throughput for internal automation tools.
Personaliz.ai
Jan 2023 – April 2025Backend Engineer
- ›Built and optimized asynchronous workflow pipelines using Celery/BullMQ for large dataset processing, third-party integrations, and automated data enrichment, enhancing system reliability.
- ›Collaborated with ML and Product teams to design scalable backend architecture, ensuring high availability and consistent performance for user-facing services.
- ›Optimized database performance via MySQL indexing, query tuning, schema normalization, and slow-query analysis, reducing data retrieval latency and significantly improving API efficiency.
Persistent Systems
Sep 2023 – Oct 2023Summer Martian Internship
- ›Gained foundational expertise in robust System Design, complex debugging, and backend service development through mentor-led, real-world projects.
Summer Of Bitcoin 2023
May 2023 – Nov 2023Blockchain Developer Internship
- ›Actively contributed to the open-source BitcoinJS ecosystem, enhancing BIP39 JavaScript libraries and improving wallet-related functionality and code quality.
Lipsync-Diffusion-Model
2025Enhanced fork with Apple Silicon (MPS) support
Implemented core audio-to-mouth prediction pipeline (mel-spectrograms to face decoder). Added Real-ESRGAN, GFPGAN, and Stable Diffusion inpainting for photorealistic post-processing.
Promptfare
2025Intelligent Flight Search Platform
Built MCP (Model Context Protocol) server enabling AI assistants to query live flight data via 4 custom tools. Developed anti-bot bypass automation using SeleniumBase with cookie rotation and session management.
Crypto Wallet Manager
2024Smart Multi-Crypto Wallet
Built secure local wallet storage with encrypted credentials and transaction utilities.
ls skills/languages-&-backend/
ls skills/devops/
ls skills/databases-&-cloud/
ls skills/ai-&-automation/
ls skills/tools/
Education
Computer Science, Bachelor of Technologies
Jul 2024Lakshmi Narain College Of Technology Excellence
Bhopal, Madhya Pradesh
8.7 CGPA
CBSE 12th Board
2020St. Josheph's Co-Ed Higher Secondary School
Bhopal, Madhya Pradesh
81.2%