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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Front End Engineer (Docs) - **Company:** Proton AG - **Location:** London, UK (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** JavaScript (Programming Language), Application Programming Interfaces (APIs), Continuous Integration, Software Design Patterns, ECMAScript, Knowledge Management, Node.Js, Open Source Technology, Open Web Application Security, Performance Tuning, Software Construction, Systems Integration, TypeScript, ReactJS, Grafana, Code Structure, Playwright, Data Management, Front End Software Development - **Published:** June 18, 2026 - **Apply:** https://uk.indeed.com/viewjob?jk=e8695922c9b29d4b ## About the Role * Deep understanding of JavaScript methodologies and design patterns * Proficiency with TypeScript or any typed language * Experience with React or 2+ similar frameworks, developing performant and reusable components * Strong understanding of software engineering best practices, such as SOLID, Design Patterns, CI/CD * A product mindset with a focus on offering the best user experiences * Experience working in a distributed team, * Awareness of common security issues in client-side development, such as those in the OWASP top ten, and how to mitigate them * Familiarity with UX, accessibility, internationalization, and localization concerns and solutions * Experience with Grafana or other monitoring platforms * Experience with breaking down product requirements into architecture design and implementation * Experience with NodeJS * High-level understanding of cryptography concepts such as key exchange and the difference between symmetric and asymmetric encryption ## Description As a Front-end Engineer at Standard Notes, you will play a crucial role in evolving our platform into the leading secure note-taking, knowledge management, and productivity solution. We are seeking a senior engineer who is passionate about client-side architecture, system design, and usability, and who thrives in a highly collaborative environment. You'll work closely with Product, Design, API teams, and fellow engineers, driving data-informed decisions to deliver a seamless and secure user experience. Current Projects: The Standard Notes team is focused on building a comprehensive suite of tools to help users manage their knowledge and boost productivity while maintaining the highest standards of security and privacy. Recent efforts include advancing editor capabilities, improving data organization features, and optimizing cross-platform sync. You'll work on architecting features such as encrypted search, tagging systems, advanced note formatting, and seamless integrations-all built with React and TypeScript and secured with end-to-end encryption. Tech Stack and Tools: * JavaScript, TypeScript, React, ES6, Playwright, Jest, Grafana * All Standard Notes codebases are open source: https://github.com/standardnotes Encryption presents unique challenges to front-end development. Features like search and syncing are designed to function entirely within a secure and encrypted environment, pushing the boundaries of what's possible in privacy-first software. Future Plans: As a team, we aim to continuously enhance the quality and performance of Standard Notes, transforming it into a feature-rich platform that caters to the diverse needs of both individuals and businesses. This includes improving knowledge management capabilities, expanding organizational tools, and creating integrations that enhance workflows-all while remaining committed to our core values of security, privacy, and simplicity. What You Will Do: * Develop, deploy, and support high-quality user experiences across our product portfolio, including features that enhance knowledge management, productivity, and data organization. * Transform product specifications into technical requirements and lead your team to their successful implementation. * Enhance Standard Notes' development lifecycle, tools, and code structure for an improved developer experience through technical leadership and architecture. * Write clear, concise, and testable code to maintain and elevate the quality of our codebase. * Scope, plan, and execute new features, technical initiatives, and greenfield projects (depending on seniority). * Foster a culture of learning, creativity, and accountability for the best possible work through mentorship and team development, role modeling quality assurance, and performance optimization. ## Related Videos - [5 steps for running a Kubernetes environment at scale](https://www.wearedevelopers.com/videos/88-5-steps-for-running-a-kubernetes-environment-at-scale) - [Watch Tests Go Brrrr! : Getting Started with Cypress in ReactJS](https://www.wearedevelopers.com/videos/282-watch-tests-go-brrrr-getting-started-with-cypress-in-reactjs) - [Stop using Node.js like in 2020! 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