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Sushant Poudel

Sushant Poudel

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Computer Engineering student at Nepal Engineering College. Bridging AI, cybersecurity, and full-stack systems with published research, crisis-engineering prototypes, and 20+ professional certifications from Google, IBM, Meta, and Stanford.

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01

Overview

Who I am, and the record behind every line on this page

0
Security patch merged into google/go-github
0
Memory-safety issues filed in google/s2geometry
0
Flags on the HackingHub Q3 2026 board — rank #1
0
Papers accepted, one at an IEEE conference
0
Years as a full-time AI engineer
0
Security tools released and CI-tested
// Professional summary

AI security engineer working on the failure mode where an autonomous agent does something a human would have blocked. A patch of mine is merged into google/go-github; five memory-safety issues I filed against google/s2geometry are open, including a 2.4 GiB allocation reachable from a 28-byte input, with standalone reproducers for each. Two papers accepted — one on local policy verification for agents (ICICSET 2026), one on predictive bandwidth scaling for WebRTC over LEO satellite links (IEEE RTC 2026, whose research track is published in IEEE Xplore). Ranked #1 on the HackingHub Q3 2026 global leaderboard (177 flags, 18,125 XP). Two years as a full-time AI engineer at Atmos SoftTech, building production ML systems, full-stack products and offline-first agent pipelines.

I would rather be checked than believed: the claims about my own technical work that the ledger covers are re-checked weekly against their public source by a script anyone can run — github.com/sushant-me/reputation.

A maintainer independently reproduced a finding of mine before accepting it

Auditing six AI-action rules in sisaku-security/sisakulint surfaced defects in five. Instead of taking the premise on trust, maintainer on-keyday built both revisions of the rule and ran them over the same inputs, then wrote "the gap is real and the direction you took to it is a reasonable one" and filed three tracked issues from the audit. The pull request was closed for review capacity, not for being wrong. The quotation is machine-checked in my reputation repository — edit that comment and the claim goes red.

Rank #1 — HackingHub Q3 2026 global leaderboard

177 flags and 18,125 XP, with 1 gold, 2 silver and 2 bronze awards; the next-ranked account holds 97 flags. Public leaderboard API.

Security patch authored, merged, then generalised into google/go-github

My PR #4556 stopped a release-asset upload being sent to an off-host URL. The maintainer merged it, then replaced it the next day with the broader PR #4564 — "credentials are sent only to configured origins" — which is what master implements today and which carries the commit "Address feedback from sushant-me". My name is in the project's AUTHORS file on master.

Five memory-safety issues in google/s2geometry

A NULL dereference on the library's documented traversal path, an out-of-bounds read, a 16 GiB allocation from a 117-byte input, and a 2.4 GiB allocation reachable from a 28-byte input. Two hardening pull requests are under review by the maintainer. The maintainer's reply to these, quoted rather than paraphrased: "It's not really a DoS since these are assumed to only operate on trusted data. We should document the assumptions better." — a disagreement about severity and threat model, not about whether the reads are out of bounds.

An OSS-Fuzz harness that was testing nothing

google/libphonenumber's as-you-type formatter asserted 0.00% line coverage of the code it targeted because it never generated valid input; the corrected harness reaches 93%.

Two-time Hult Prize 1st Runner-Up

Recognized consecutive years (2024 & 2025) for social entrepreneurship and business models addressing global challenges.

Aspire Leaders Program — Global Finalist (2025)

Selected as one of roughly 10,000 finalists from 54,000+ applicants worldwide, completing leadership training co-created by Harvard Business School faculty.

NEC IT Club — Joint Secretary (2024–2025)

Logistics, executive administration and student engagement for department-level technical events and hackathons at Nepal Engineering College.

Direct-to-device LEO satellite communication — Space Con 2026

Poster on 5G non-terrestrial-network connectivity from ordinary smartphones to LEO satellites, sized for Nepal's terrain.

02

Experience

Two years full-time, and the roles around it

AI Engineer
Atmos SoftTech Pvt. Ltd. — Birgunj, Nepal
Mar 2024 – Mar 2026

Two years full-time designing, developing and deploying AI-based systems and machine-learning models in production. Built and maintained full-stack web applications end to end, and engineered autonomous agent pipelines — tool-calling, multi-step task orchestration, retrieval over private local data, and offline-first inference where sending data to a cloud API was not acceptable. Conduct and performance rated highly satisfactory in the company's signed experience letter.

Production MLAutonomous agentsFull-stackOffline inference
Autonomous AI Intern — Capstone
Next AI — Bhaktapur, Nepal
2026

Capstone at an AI studio working on agent runtimes and human-in-the-command architectures for emerging Asian markets, building autonomous agent pipelines with RAG and LangChain.

AI agentsRAGLangChainCapstone
Technical Lead & Software Developer
Avatar Tech Solutions Pvt. Ltd. — Kathmandu, Nepal
Dec 2025 – Jun 2026

Core full-stack technical lead architecting corporate web ecosystems and mobile applications. Managed enterprise IT infrastructure for 30+ computer setups. Engineered automated inventory management with hardware-software integration. Spearheaded digital marketing initiatives and brand visibility campaigns.

Next.jsFlutterIT infrastructureLeadership
Cybersecurity & AI Intern
Eminence Ways Pvt. Ltd. — Bhaktapur, Nepal
2025 – 2026

Leading cybersecurity company in Nepal since 2013. Conducted penetration testing, vulnerability assessments, and security audits for enterprise clients across Asia, Europe, Australia, and the USA. Discovered critical CVE vulnerabilities and delivered structured remediation reports.

PentestingSIEMNetwork securityOWASP
AI & Fundamentals Instructor
Nobel Academy — Nepal
2025 – 2026

Delivered foundational AI and computer science education through structured coaching programs. Developed curriculum modules for emerging technology literacy, practical programming skills, and hands-on machine learning workshops for students.

TeachingCurriculum designMentorship
03

Research

Accepted papers, and work still in draft

2026 IEEE RTC — Chicago, USA
PREBAS: Preemptive Bandwidth Scaling for WebRTC in LEO Satellite Networks

Accepted. Predictive bandwidth scaling for real-time WebRTC video over low-Earth-orbit links, where round-trip times and handover gaps break conventional congestion control. A lightweight neural predictor scales the send rate ahead of the link degradation instead of reacting to it, evaluated against reactive baselines over emulated LEO conditions.

5G NTNLEO satelliteNeural prediction
Read Paper
ICICSET 2026 — accepted with revision, camera-ready in progress
Edge-Native Semantic Firewall for Autonomous LLM Agents

Accepted. A structured Chain-of-Thought verification framework that asks whether a small, locally served model can enforce policy for an agent that executes actions rather than proposing them. 600 policy scenarios per condition on Phi-3-mini (3.8B, 4-bit) on one consumer laptop inside a 4.2 GiB VRAM budget, with no cloud inference. The result contradicted our hypothesis: constraining output to JSON without a reasoning field was the least safe of the four arms — it approved 46.2% of the 600 proposals it was shown, against 17.2% for unconstrained text, while a mandated reasoning field cut false accepts of irreversible hard-denial commands from 71 to 6. The residual failures are reported rather than rounded away.

AI securityAgent safetyLocal inferenceEvaluation
Read Paper
Manuscript 2026
Evaluating Google's Open Knowledge Format (OKF v0.1) for Multi-Agent Threat Intelligence

A proof of concept in digital forensics: whether an open knowledge format can carry incident data between cooperating agents so each traverses only the part of an incident graph it needs, rather than ingesting the whole corpus. Co-authored with Rakhee Pandey.

DFIRMulti-agentKnowledge format
Read Paper
Open pull requests — adk-go, adk-java, adk-python
MCP tool shadowing in Google's agent frameworks

Fixes and reports for framework-reserved tool names that a server-supplied MCP tool can occupy, bypassing the duplicate-name guard: an in-model built-in such as google_search, or the terminal tool set_model_response. Reproduced in Go and Java against the real frameworks, with the reserved sets corrected against each port rather than copied between them.

MCPAgent securityTool boundaries
Read Paper
Manuscript 2026
EmbodiedOS: Offline-First Robotic OS with RAG Memory

Engineered a fully offline robotic OS eliminating cloud dependency. Utilizes C++ hardware control and local LLMs for manipulation tasks, with RAG-based episodic memory for continuous learning. Everything runs with no network connection at all.

RoboticsEmbodied AIRAG
Read Paper
Manuscript 2026
A Hybrid Causal-Generative Multi-Agent Framework

Co-authored with Aashika Pandey, who is the first author. Proposed the Deep Structural Causal Model (DSCM) architecture to systemically resolve AI hallucinations by mathematically embedding causal graphs into generative networks. Integrates Pearl's do-calculus for robust counterfactual reasoning.

Causal AIVAEHallucination
Read Paper
Space Con 2026
Direct-to-Device LEO Satellite Communication

Comprehensive architecture for universal 5G Non-Terrestrial Network connectivity connecting smartphones directly to LEO satellites, tailored for Nepal's topography. Targets under 50ms latency for universal connectivity in remote regions.

5G NTNTelecomSatellite
Read Paper
Manuscript 2026
Nepal as a Green Data Center Hub of South Asia

Co-authored with Sulav Timalsina, who is the first author. Strategic evaluation of Nepal's high-altitude climate and hydropower for sustainable South Asian data infrastructure, analysing the topological, climatic and energy-infrastructure case.

SustainabilityInfrastructureHydropower
Read Paper
Municipal AI Governance Conference 2026 — Budhanilkantha Municipality, Nepal
Project Swayam: The Unbreakable Municipality

A fully offline, sovereign AI governance stack: a quantized local model for assistance behind a deterministic gatekeeper that blocks data-extraction attempts. Presented at the Municipal AI Governance Conference 2026.

Edge AIGovernanceSovereignty
Read Paper
Manuscript 2026
Wi-Fi Sensing Attack Vectors: Covert Threat Detection

Conducted offensive security research on covert surveillance via Wi-Fi Channel State Information (CSI). Proposed deterministic mitigation protocols for enterprise IoT environments against Wi-Fi sensing-based attacks.

IoT SecurityOffensive SecCSI
Read Paper
Manuscript 2026
Real-Time Verification for Agentic Decisions

Architected a theoretical framework for bounding and actively verifying LLM-driven autonomous agent decisions in real-time. Effectively mitigates unsafe state transitions in multi-agent collaborative environments.

AI SafetyVerificationAutonomous
Read Paper
04

Projects

Shipped tools, upstream patches, and published advisories

Keep scrolling — the wall moves sideways
beyond-attention

Mamba's S6 recurrence from scratch, measured honestly

A selective state-space model implemented from scratch in pure PyTorch. The scan is written three independent ways — a reference loop, a chunked kernel-style path, and an associative Hillis-Steele scan — asserted equal to float64 tolerance on random, degenerate and adversarial inputs, with causality and long-range propagation tested independently because numerical agreement cannot catch either. Mutation-tested: five deliberate breakages each fail a different, specific test. Benchmarked against a parameter-matched Transformer on multi-query associative recall, where the main table says the state-space model wins clearly and the control overturns it. Both are published, in that order, because reporting one of them would be choosing the answer.

PyTorchState-space modelsBenchmarkingReproducibility
View on GitHub
Annapurna Guide

Final Capstone — Tourism App

A comprehensive digital guide built for navigating and exploring the Annapurna region. Features offline maps, trekking routes, weather integration, and local cultural information. Built as the final capstone submission demonstrating full-stack mobile development expertise.

FlutterTourismMaps
Smart NEPSE

AI Sentiment & Trust Engine

LSTM-based stock prediction analyzing news sentiment to forecast Nepal Stock Exchange trends. Dynamic Source Credibility Score auto-ranks news sources based on historical prediction accuracy. Features real-time news scraping and sentiment visualization dashboard.

PythonLSTMNLPFinance
View on GitHub
Dhukuti Pay

Offline Payment Wallet — Hackathon

Innovative mobile wallet facilitating secure peer-to-peer financial transactions using local protocols without requiring active internet connectivity. Built for the SRSA Innovator Code Sprint with Flutter and local cryptography. Winner-level prototype.

FlutterCryptographyOffline
View on GitHub
NEC Campus App

Nepal Engineering College Utility

A dedicated campus application developed for Nepal Engineering College students to manage schedules, notices, and academic resources. Features role-based access control for students, teachers, and HODs with Firebase backend integration.

FlutterFirebaseEducation
View on GitHub
Patho Uber & Live Delivery

Logistics & Ride-Hailing Engines

Built scalable ride-hailing and real-time delivery tracking applications with dynamic pricing determination for cars and bikes. Features live GPS tracking, route optimization, and driver-passenger matching algorithms.

LogisticsReal-timeGPS
View on GitHub
Mobile Inventory App

Hardware-Software Integration

Engineered automated inventory management application with robust hardware-software integration for streamlined tracking. Features barcode scanning, automated Excel export, and real-time stock level monitoring for enterprise use.

FlutterInventoryExcel
View on GitHub
Sentiment Analysis Engine

NLP-Powered Opinion Mining

Advanced sentiment analysis system capable of processing Nepali and English text. Uses transformer-based models for accurate emotion detection, opinion classification, and trend analysis across social media and news sources.

PythonNLPTransformers
View on GitHub
Photo Sender App

Cross-Platform Media Bridge

High-speed cross-platform photo and media transfer application. Enables seamless sharing between mobile and desktop devices using local network protocols without internet dependency.

FlutterNetworkingMedia
View on GitHub
Pricing Determination System

Dynamic Car & Bike Pricing

Machine learning-based pricing engine that determines fair market values for cars and bikes based on multiple features including age, mileage, brand, and market conditions. Uses regression models for accurate predictions.

PythonMLRegression
View on GitHub
Live Delivery Pickup

Real-Time Order Tracking

Real-time delivery and pickup tracking system with live location updates, estimated time of arrival calculations, and automated notification systems for customers and delivery agents.

Real-timeTrackingMaps
View on GitHub
Cryptography Toolkit

Encryption & Security Utilities

Comprehensive cryptography toolkit implementing AES, RSA, and custom encryption algorithms. Features password strength checker, brute-force attack simulator, and secure message encryption/decryption utilities.

PythonCryptographySecurity
View on GitHub
Pokhara University App

Syllabus & Academic Navigator

Centralized mobile database application for Pokhara University's engineering syllabus. Organizes complex curriculum data, course materials, and academic schedules in an intuitive mobile interface.

FlutterEducationDatabase
View on GitHub
// Published security advisories — CVE IDs requested
GHSA-qwvv-fcmm-r3j2 — an authorization bypass in my own policy gate
policygate · fixed in v0.1.1
high

A glob deny rule could be stepped around with a newline in the matched value, so the call fell through to a broader allow and proceeded with no human in the loop. The matched value is attacker-influenced: tool names come from the MCP server being gated.

read the advisoryreproduction + regression test
GHSA-wcqw-86xv-w95q — a scanner a hostile server could kill before it reported
mcp-nameguard · fixed in v0.4.8
medium

Replies were read without a bound, so a server returning one enormous body or line could exhaust memory and kill the scan. The tool exists to inspect servers it does not trust, so dying on the reply fails open against the exact adversary it was pointed at.

read the advisoryreproduction + regression test
GHSA-mffv-hhg5-mm33 — a masker that deleted the word a rule matched on
agentbound · fixed in v0.1.12
medium

The masker blanked any string that was the whole right-hand side of an assignment, so a one-line message constant became empty and a duplicate-registration rule reported nothing. A false negative in a detector, which its own documentation calls worse than the false positive being fixed.

read the advisoryreproduction + regression test
GHSA-62f4-h552-54wc — 16 of 256 variation selectors covered
mcpaudit · fixed in v0.1.2
medium

The invisible-character ranges covered U+FE00..U+FE0F and called it "variation selectors". The supplement is the same channel, and a payload hidden in it survived both the scan and the helper meant to show a reviewer what the text really contains.

read the advisoryreproduction + regression test
05

Achievements

Awards, honours, and the moments behind them

06

Certificates

Every certificate below opens its own PDF

// Professional certifications (19+)
IBM
IBM AI Engineering Professional Certificate
View Certificate
DeepLearning.AI & Stanford
Deep Learning Specialization
View Certificate
Stanford & DeepLearning.AI
Machine Learning Specialization
View Certificate
IBM
Machine Learning with Python
View Certificate
Google
Google Cybersecurity Professional Certificate
View Certificate
Google
Google UX Design Professional Certificate
View Certificate
Meta
Meta Full Stack Developer Certificate
View Certificate
Packt
Flutter & Dart — Complete App Development
View Certificate
Meta
Backend Development
View Certificate
IBM
Cloud Computing Professional Certificate
View Certificate
Great Learning
Cloud Foundations
View Certificate
University of Michigan
Python for Everybody
View Certificate
Great Learning
Linux Tutorial
View Certificate
Great Learning
Data Analytics with Excel
View Certificate
Great Learning
Data Science Foundations
View Certificate
Great Learning
Content Marketing Basics
View Certificate
Great Learning
Artificial Intelligence Fundamentals
View Certificate
Great Learning
Quantum Computing
View Certificate
Meta
Mobile Development
View Certificate
07

Skills

What I actually work with, day to day

// Artificial intelligence
PyTorch / TensorFlow95%
LLMs & RAG (LangChain)92%
Causal inference & Do-calculus88%
Deep learning (CNN / RNN / LSTM)94%
Generative AI & Transformers90%
// Cybersecurity
Penetration testing (OWASP)93%
Network security (Wireshark, Nmap)90%
Cryptography (AES / RSA)87%
SIEM & Threat detection (Splunk)85%
LLM Agent Firewalls91%
// Full-stack development
React / Next.js / Node.js96%
Flutter / Dart (Cross-platform)94%
Python (Django, Flask, FastAPI)95%
Firebase / SQLite / PostgreSQL91%
Redux / Context API / State Mgmt89%
// QA & automation
Cypress / Selenium (E2E)89%
Jest / PyTest (Unit Testing)90%
CI/CD Pipelines (GitHub Actions)88%
Postman / API testing92%
TDD / BDD Methodologies86%
// Certification providers
Google
IBM
Meta
Stanford
DeepLearning.AI
Packt
Great Learning Academy