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Pradeep Rajasekar

also known as Ajish Pradeep

AI Research Engineer working in 3D vision and on-device AI

  • New Taipei City, Taiwan
  • Open to relocation
  • EU Blue Card eligible
  • English (professional) · Chinese (Basic)

The PDF uses the same content in a single-column, ATS-readable layout.

Summary

AI Research Engineer building 3D vision and on-device systems, and the evaluation that decides what ships. At IdeasLab Formosa, I lead work on pose lifting, biomechanics and deterministic LLM coaching. Previously, I designed the vision architecture for a retail-recognition system deployed across more than 7,000 stores.

Core skills

3D vision
3D human pose estimation, 2D-to-3D lifting, Multi-view geometry, Camera calibration, 3D reconstruction, Triangulation, Body tracking, 3D perception
On-device & edge
Apple Core ML, ARM / edge deployment, NVIDIA TensorRT, DeepStream, TAO Toolkit, Quantization & compression
Perception
Object detection (YOLO, DETR), Open-set recognition, Metric learning / triplet loss, Embedding retrieval, Temporal consistency, Occlusion robustness
Evaluation & training
Benchmark & evaluation design, Data-leakage prevention, Ablation & experiment design, Mixed-precision training, Knowledge distillation, Training-stability debugging
LLM systems
Agentic workflows & tool use, MCP & WebMCP tool interfaces, RAG, Structured grounding, Fine-tuning, LLM evaluation
Engineering
Python, PyTorch, TensorFlow, JAX, HuggingFace, NumPy, GCP Vertex AI, JavaScript, TypeScript

Experience

AI Research Engineer

May 2025 — Present

IdeasLab Formosa, Taipei, Taiwan

  • Led R&D on the 2D-to-3D human pose lifting system behind XView AI, a markerless golf-swing analysis app: reduced mean per-joint 3D error 8 cm → 3 cm (pelvis-relative) through temporal consistency modelling, motion-aligned lifting and spatial refinement, with +30% reconstruction fidelity under occlusion and fast motion.
  • Authored the technical proposal extending that work to a new sport — arguing how far a golf-tuned lifting stack generalises to a different high-speed motion class — and won TAITRA’s “Go Healthy with Taiwan” 2025 award, 1 of 3 winners from 638 proposals across 55 countries; selected to present the technology at Taiwan Expo Europe 2026.
  • Shipped the full analysis pipeline on-device on Apple ARM silicon via Core ML — no cloud round-trip, no footage leaving the handset — in an iOS app used by PGA Tour professionals.
  • Extended the pose model to club tracking without regressing the general body model: froze the backbone and every body-keypoint channel and trained through a parallel adapter, leaving the deployed body pathway bit-identical to the base model (verified by weight diff) while the adapter improved club accuracy.
  • Diagnosed and corrected calibration and reconstruction faults across the multi-camera stack — 4.8× lower reconstruction noise and −73% event-detection timing error — validated against published anthropometric ratios across every reconstructed session.
  • Rebuilt the evaluation behind model releases: recording-level splits that removed train/test leakage, coverage gates that fail incomplete or stale runs, and acceptance thresholds fixed before any result is seen.
  • Architected an LLM coaching system in which a deterministic rule engine computes every number and the model writes the explanation, in 8 languages. Rules that fired in every session were reviewed as likely faults, and several were removed from scoring.

AI Engineer

Nov 2023 — Feb 2025

President Information Corp (統一資訊), Taipei, Taiwan

  • Led the vision architecture for a real-time planogram compliance system — dense detection for localisation, a fine-tuned triplet-loss embedding space for identity — so adding a product costs vectors instead of a retraining run. Deployed across 7,000+ 7-ELEVEN stores in Taiwan; the system’s results (99.23% / 98.93% precision / recall on shelf detection) are documented in Ou et al., Scientific Reports (2025).
  • Presented the methodology as a technical poster at NVIDIA GTC 2025.
  • Deployed occlusion-robust handheld product recognition into Taiwan’s 8th unmanned 7-Eleven store, a +30% recognition gain under motion blur and arbitrary orientation.
  • Built production inference on NVIDIA Metropolis microservices, TAO Toolkit, DeepStream and TensorRT across cloud and edge, in collaboration with NVIDIA.
  • Built an LLM-assisted named-entity-recognition pipeline on GCP Document AI, and a predictive model over 5M+ data points at 95% confidence informing marketing and inventory decisions.

Software Developer

May 2017 — Aug 2021

AIBS Software Solutions, Coimbatore, India

  • Built full-stack ERP systems for manufacturing workflows; engineered inventory and tax tracking that resolved 95% of reported discrepancies.

Recognition

“Go Healthy with Taiwan” — Winner

2025

TAITRA · Taiwan Excellence

Sole author of the winning technical proposal; award to IdeasLab Formosa. 1 of 3 winners from 638 proposals across 55 countries, USD 30,000.

Scalable Vision AI for Planogram Compliance

2025

NVIDIA GTC 2025 — Technical Poster

Selected by technical review from an extended abstract. How the open-set product recognition system was taken from research to production.

Taiwan Expo Europe — engineering representative

2026

TAITRA · EXPO XXI Warsaw

Selected to present the 3D motion-analysis work under the Taiwan Excellence banner.

Education

MSc, Electrical Engineering & Computer Science

2021 — 2023

National Taipei University of Technology, Taipei, Taiwan

GPA 3.8/4.0. Thesis: Content and Spatial Aware Generative Model for Inpainting — a GAN architecture combining contextual and spatial attention for low-data regimes.

BSc, Information Technology

2011 — 2014

Sri Ramakrishna Mission Vidyalaya College, Coimbatore, India

GPA 7.9/10.

Selected projects

Biomech Emcee

2026

Hackathon entry. A WebMCP workspace where a person and an AI agent operate one live browser session through 13 typed tools, with structured refusals for anything the evidence cannot support. github.com/Ajishpradeep/biomech-emcee

CarbonPass

2026

Entry, 2026 Presidential Hackathon (International Track). Local-first vision-language model turning a factory’s photographed paperwork into EU CBAM carbon accounting, with MILP production scheduling. Runs on-premise so documents never leave the building. github.com/Ajishpradeep/CarbonPass

Magic Shuffle

2026

Hackathon entry. A context-aware music recommender reading energy, sleep, stress, weather and calendar to choose and explain a track. Every suggestion is verified against Spotify’s catalogue; a deterministic fallback works with no API keys. github.com/Ajishpradeep/Magic-Shuffle

Technical writing: 28 research notes on training, evaluation, numerics and systems (ajishpradeep.com/blog); The Transformer Architecture, a worked walkthrough (github.com/Ajishpradeep/Case_Study).