m-onz

Resume (CV)

Stephen Monslow

Software developer/engineer & web application security specialist

Contact Information

Email: m-onz@use.startmail.com
Location: London, United Kingdom
Alias: monz / m-onz / hibernatus
Bug bounty blog hibernatus - bug bounty adventures
Code on a.i & bug bounty hunting code on github
Code on spare time audio visual art and random github

Professional Summary

As a seasoned technologist with over 11 years of experience in the IT industry, I bring a thoughtful and critical perspective to the evolving landscape of software engineering and artificial intelligence. I combine deep technical expertise with a strong ethical framework, focusing on building secure, privacy-conscious, and purposeful solutions that create genuine value.

Throughout my career across various developer and engineering roles, I have consistently demonstrated the ability to evaluate and implement new technologies while maintaining a balanced approach between innovation and practical application. I excel at modernizing legacy systems, architecting new solutions, and making well-reasoned technical decisions with full accountability.


Currently developing my skills in Elixir, bug bounty hunting & A.I.

Technical Expertise

Programming Languages

Paradigms: functional, object orientated
Test driven development, module driven development
Primary: JavaScript, node js, Elixir, Python
Professional: TypeScript, Bash
For fun: Erlang, LFE, gleam, prolog, Rust, C/C++, go, Ruby, Lisp/Scheme, Perl, Zig, Lua, PHP, java

Frameworks & technology

Full Stack Frameworks: Meteor JS, Laravel, Symfony, Phoenix (Elixir), magento
Frontend: next.js, React, Vue.js, Angular, Choo
UX Libraries: Kendo, Foundation, Bootstrap, Tachyons
API Development: REST, GraphQL
Messaging: WebSocket, webRTC, SOAP, MQTT
Desktop: Electron, tauri Hybrid app frameworks: Kendo, ionic
Persistence: SQL, mysql, redis, postgres, mongodb, rethinkdb, append only log

DevOps & Infrastructure

Cloud Platforms: AWS, GCP, Azure, Digital Ocean, Rackspace, fly.io
CI/CD: Jenkins, Travis, GitHub Actions, Ansible, Chef
Distributed Erlang / Elixir
Containerization: Docker
Serverless Architecture
Monitoring: Grafana
Microservices

Security & System Administration

Operating Systems: QubeOS, Debian, CentOS, Fedora, FreeBSD, alpine.
Web application security and penetration testing
Advanced recon and automated scanning

Embedded Systems

Platforms: Nerves (Elixir), Arduino (C), Espruino (JS), uLisp, Raspberry Pi
Integration: Sensors, cameras, computer vision, networking
Hardware: Arduino-compatible chips, ARM chips, ESP32

Professional Experience

Lloyds Banking Group | London

Software Engineer / Service Engineer (April 2020 - Present)

Analytics & tagging within the A.I and analytics lab.

Working with tag management solutions and assisting wide variety of teams day to day
Developed automation and tools to assist teams debugging complex tagging solutions
Led web analytics and tagging initiatives using Tealium and Adobe Analytics
Developing tools and automation to improve the lives of colleagues
Developed bespoke tagging solutions and maintained specifications
Supported teams in data enrichment and analytics implementation

Weswap | London

Backend Software Engineer (May 2019 - April 2020)

Collaborated with external bug bounty hunters for security validation
Developed and upgraded complex legacy microservices architecture
Implemented banking-standard authentication systems

TX11 | UK & Dublin, Ireland

Contract Software Engineer (June 2017 - January 2018)

Developed a data privacy platform for mylens.io platform including its Cryptographic and P2P functionality
It was penetration tested with no security findings or issues found in the protocol or implementation
Implemented an extendable API for an electron application used with augmented reality solutions for Daqri
Delivered specialized technical solutions for diverse client requirements

iContract | London

Principal Backend Software Engineer (February 2017 - June 2017)

Took on a half-finished serverless architecture and refactored it into microservices
Enhanced logging and monitoring to identify race conditions and hard-to-find bugs
Worked closely with the front end engineer to improve the stability and availability of the product

Experian Credit | London

Senior Developer (June 2016 - January 2017)

Developed new features on a B2B data analytics platform built with Meteor.js and Angular 2
Enhanced complex application functionality and features
Implemented server-side optimizations and refactoring
Collaborated with DevOps teams to ensure high availability and performance
Debugged and resolved deployment issues in production environment

Wattbike | Nottingham

Senior Developer (April 2015 - May 2016)

Architected and built multi-tenant e-commerce platform using Laravel PHP framework
Implemented secure coding practices and XSS prevention including the use of DOMPurify
Developed global tenant management system for product administration
Created secure content management workflows for international business units
Integrated security best practices throughout the development lifecycle

Kielowatts LTD | Lincoln

Technical Consultant (March 2014 - April 2015)

Designed and implemented an outdoor turning target system (shooting range) for a client
Designed and built using Node.js and embedded electronics
Provided system design consultation and technical architecture
Developed innovative solutions for specialized technical requirements
Added computer vision functionality to enable bullet tracking using Python and OpenCV

Bytron Aerospace & Mediademon | Humberside

Lead Frontend Developer (August 2012 - September 2014) Progressive growth from Junior to Lead Frontend Developer position working on Aviation software and on client projects within the creative agency side of the business. I was trained by seasoned and experienced Senior developers and exposed to complex aviation software. Given R&D and technical analysis jobs to research and vet potential technology and frameworks.