Artëm S.

Software Architect | Chrome Extensions | CTO | Software Audit

SOLUTIONS —Expert Level Development— ($99’hr – if full-time engagement) 🚀 Web applications, SaaS 🚀 Chrome extensions | LinkedIn - Instagram - Facebook automations 🚀 Mobile apps (Ionic) 🚀 Desktop apps (Electron) 🚀 ASAP quick-fixes ($300’hr) 🚀 AI integration for new and existing apps 🚀 App architecture design, data model design 🚀 User Experience and User Story design —Analysis & Research— ($200’hr) 🚀 Codebase audit, development process review 🚀 Reverse engineering: 3rd-party code, endpoints, apps, etc 🚀 Legacy \ 3rd-party code-related research —Management & Consulting— ($300’hr) 🚀 Fractional CTO 🚀 Project roadmapping 🚀 Project steering \ Team oversight 🚀 Project management 🚀 Software Best practices consulting TESTIMONIALS ✅ “Artem met all our expectations… and then some! He’s a true professional who works independently and delivers actual progress.” ✅ "It was a great experience, working with Artem! He always thought one step ahead and anticipated possible pitfalls. ... the project result was well beyond the expectations. Absolutely looooving it!" ✅ "He's solutions-oriented and a creative thinker who works well with technical challenges. He takes the time to understand the problem in non-technical language and delivers a sophisticated solution." ✅ "it was great working with Artem. He managed to meet our expectations and produced high quality work in a very fast way" ✅ "Highly skilled professional! Great quality application delivered. Was also a lot of fun to work with him. 5 stars!" ✅ "An especially bright engineer with a friendly personality and communication style. He took the time to understand the project fully before diving-in. Highly recommended." ✅ "Perfect execution, great documented code and support" SPECIALIZATIONS —High-Complexity Browser Extensions— An Expert in enterprise-grade Chrome Extensions and browser automation I implement sophisticated solutions like Hybrid Architecture and Network Interception - where standard web development fails —Principal Full-Stack Engineering— Elite-level TypeScript, React, Node.js and Rust I build scalable, production-grade applications, that don't break under pressure —Enterprise AI & LLM Integration— From autonomous agent workflows (n8n) and secure OpenAI/Anthropic integrations to custom RAG (Retrieval-Augmented Generation) pipelines and agent orchestration — I build AI into your core product —Technical Audits & Rescue— I thrive in "emergency room" projects I audit the mess, identify what’s salvageable, then stabilize the situation by patching or rewriting the core ASSETS 💎 Expertise: 12+ years in software: Senior Engineer, Tech Lead and CTO roles 💎 Business Acumen: Highly skilled at bridging the gap between Business and Engineering: translating stake holder needs into architectures and solutions 💎 Meticulous Approach: In-depth business requirements analysis; system architecture design; carefully crafted user stories 💎 Optimal Communication: Prompt replies; concise; down to business; always in touch 💎 Top Product Quality: Top-notch code and documentation 💎 Assured Reliability: Post sign-off warranty & lifetime support 💎 Keen Eye: UX\UI analysis & Expert counsel 💎 Broad Knowledge: Software Engineering; Project Management; Team Leadership; CTO; Budgeting & Finance 💎 Vast Experience: Start-ups; Large multinationals; Self-employment; Private consultancy firm TECHNOLOGY STACK (non-exhaustive) 🛠️ Chrome browser extensions: Manifest V3 🛠️ Front-end: TypeScript, React, NextJS, Ionic, TailwindCSS 🛠️ Back-end: Rust, NodeJS, REST APIs, NestJS, Fastify 🛠️ Database: PostgreSQL, MongoDB, Firebase, Supabase, Airtable 🛠️ Cloud: AWS, GCP, Azure, Vercel, Serverless framework 🛠️ Mobile app with Ionic framework and Capacitor 🛠️ Desktop app with Electron framework 🛠️ AI: OpenAI/Claude/DeepSeek APIs, RAG Architecture, Vector DBs, no-code integrations (n8n). 🛠️ Full test coverage and zero regression guarantee: . Test-Driven Development (TDD) . Property-based testing . Behaviour Driven Development (BDD) \ ATDD with Gherkin + Cucumber . End-2-End testing with Playwright or Gauge + Taiko 💾 Functional programming: declarative code, pure functions, immutability, function composition 💾 Highly isolated, modular, reusable and self-documenting code 💾 Documentation: project specification, PRDs, codebase audit, workflow review LET’S TALK — If you need a Lead Engineer who takes full ownership and executes with surgical precision