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// navin bhaskar · firmware, backend and ai engineer
From the chip up to the LLM.
13+ years across firmware, backend and AI systems — from NFC stacks and NAND firmware at NXP and Western Digital, to microservices at Intel, to production LLM agents today.
// selected work
Featured projects
RSSJobHunter + ESP32 pager
An agent that scores new job postings against my resume, writes tailored resumes for strong matches, and lights up a physical pager.
Noterary
Ask plain-English questions about your own videos and recordings. Fully local, with every answer linked to the exact moment it was said.
UnSilence Studio
A browser-native video toolkit. Remove silence, extract audio, compress, trim, make GIFs and transcribe, all without uploading anything.
// capabilities
What I do
One engineer across the whole stack, from register maps to retrieval pipelines.
01
Embedded & firmware
- NFC (ISO 18092) target emulation and discovery loop on LPC1768 at NXP
- Smart-card (DESFire) firmware and 3D NAND power optimisation
- Cortex-M3 payment firmware talking to an Android host at Poynt
02
Backend & cloud
- Python DSL interpreter at Intel: +25% accuracy, −50% processing time
- Node.js microservices that cut test validation time by 30%
- Cloudflare Workers, Pages and D1; AWS S3, Lambda and Secrets Manager
03
AI & LLM systems
- CrewAI multi-agent tools and an agentic support chat at Incubyte
- RAG pipelines, voice agents (ElevenLabs) and QLoRA fine-tuning
- Local and in-browser models: Whisper, Ollama, SmolLM2, MiniLM
- Languages
- Python · JavaScript · TypeScript · C · Java
- Backend & web
- Node.js · FastAPI · Django · Flask · React · Redis · Socket.IO
- Data
- MongoDB · MySQL · Cloudflare D1 · Qdrant
- Cloud & ops
- AWS S3 · AWS Lambda · AWS Secrets Manager · Cloudflare Workers · Cloudflare Pages · Docker · Git
- AI & LLM
- CrewAI · n8n · RAG · OpenAI Responses API · Ollama · LM Studio · QLoRA · Whisper · ElevenLabs · MCP
- Embedded
- ARM Cortex-M · LPC1768 · ESP32 · NFC / ISO 18092 · DESFire · NAND flash · MQTT
// 2012 → now
Experience
Thirteen years, three chapters: embedded firmware, backend platforms, and AI systems. Expand a role for details.
Jan 2026 – PresentAI Engineer · FreelanceRAG pipelines, voice agents and fine-tuned models for clients.Llama 3.2 3B fine-tuned on 100K examples
- Built n8n workflows that OCR user-uploaded Google Drive screenshots and index the text for a RAG system.
- Architected and deployed a voice AI agent on ElevenLabs, backed by a custom RAG pipeline.
- Fine-tuned and trained coding AI agents to improve development productivity and accuracy.
- Fine-tuned Llama 3.2 3B with QLoRA on a 100K-example synthetic dataset to extract medical keywords; deployed on Modal with a Gradio UI.
Jan 2025 – Nov 2025Full Stack Staff Engineer · IncubyteLed AI feature work on a healthcare SaaS admin portal.Multi-step support ops from plain English
- Designed a CrewAI multi-agent system that turns medical provider expertise into human-readable summaries.
- Built an agentic chat tool that lets customer support run complex, multi-step operations from natural-language instructions.
- Led a feature team, owning system architecture and the integration of AI components.
Feb 2020 – Nov 2024Full Stack Engineer · Intel CorporationTest-validation platform — a custom DSL interpreter and Node.js microservices.−50% processing time, +25% accuracy
- Built a Python interpreter for a domain-specific language with Lark, replacing a legacy .NET solution — +25% validation accuracy and −50% processing time.
- Developed API and executor microservices in Node.js that cut validation time by 30%.
- Built Socket.IO real-time communication and a Python CLI for the client software.
Apr 2018 – Dec 2019Firmware Engineer · PoyntPayment-terminal firmware on Cortex-M3.Cortex-M3 ↔ Android data link
- Developed firmware features for a Cortex-M3 payment system that communicates with an Android-based device.
- Built Python tools for log analysis and debugging, speeding up third-party firmware integration.
Sep 2015 – Apr 2018Firmware Engineer · NXP SemiconductorsSmart-card firmware and test automation.~20% faster time to market
- Added context switching and user emulation to a dual-card architecture.
- Automated DESFire test-case generation in Python, cutting time to market by about 20%.
Jun 2014 – Jul 2015Firmware Engineer · Western Digital (SanDisk)USB and 3D NAND firmware.Lower peak power on 3D NAND
- Implemented a "Design for Debug" feature for log collection on SanDisk USB drives.
- Developed peak-power programming to reduce power draw while programming 3D NAND.
Oct 2012 – Jun 2014Design Engineer · NXP SemiconductorsNFC protocol firmware.ISO 18092 target emulation
- Implemented ISO 18092 (NFC target) emulation on the LPC1768 MCU.
- Engineered the NFC discovery loop for both initiator and target configurations.
Jun 2012 – Sep 2012Engineering Intern · NXP SemiconductorsRFID tooling in .NET.+30% debugging efficiency
- Added PC/SC reader and logging features to NXP's .NET "RFID Discover" app, improving debugging efficiency by 30%.
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// contact
Let's build something
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