← All roles

Senior Software Development Engineer - Fullstack/React

Delinea· Engineering
Apply on company site
Mexico CityFull-timePosted 2mo ago

About the role

Senior full-stack engineer focused on React-based web extension development, collaborating with cross-functional teams, mentoring peers, and driving frontend architecture, performance, and best practices.

Responsibilities

  • Full-stack design and development for a cross-browser web extension using React, Typescript, HTML, and CSS with REST-based communication with back-end microservices
  • Using Scrum processes, collaborate with cross-functional teams (PM, UX, Dev) to understand requirements, propose technical solutions, and contribute to architectural decisions.
  • Implement and enforce coding standards and best practices (linting, testing, documentation).
  • Investigate, debug, and resolve complex technical issues in production and development.
  • Drive performance and optimization improvements across applications.
  • Guide junior and mid-level engineers through code reviews, mentoring, and pair programming.
  • Contribute to technical documentation for internal knowledge sharing.
  • Stay current with emerging front-end technologies and bring in improvements to the team’s stack and workflow.
  • Stay up-to-date with industry trends, best practices, and emerging technologies related to our core technologies.

Qualifications

  • Expert-level proficiency with React and its ecosystem (React Query, Hooks, Context, etc)
  • Strong knowledge of JavaScript (ES6+) and Typescript
  • Deep understanding of HTML5 and CSS3, including responsive design, accessibility (such as ARIA), and cross-browser compatibility
  • Experience building and maintaining browser extensions (e.g., Chrome, Firefox) — strong plus
  • Familiarity with REST back-end integration
  • Familiarity with common software best practices such as design patterns, and SOLID principles
  • Experience with C#/.NET — plus, but not required
  • Strong understanding of modern build tools and workflows (Webpack, Vite, Babel, npm/yarn, CI/CD pipelines)
  • Testing expertise (unit, integration, and end-to-end testing)
  • Version control proficiency
  • Strong design skills and full software development lifecycle experience
  • Strong problem-solving skills and the ability to troubleshoot and resolve complex technical issues
  • Comfort working autonomously with minimal supervision
  • Excellent communication and collaboration skills, with the ability to work effectively with a globally-distributed team
  • Passionate about writing quality code and constantly honing your development skills
  • Ability to quickly read and understand both new and existing code

Skills

Required:ReactJavaScriptTypeScriptHTML/CSSRESTBuild ToolsTesting
Nice to have:Browser ExtensionsC#/.NET

Benefits

  • competitive salaries
  • a meaningful bonus program
  • excellent benefits, including healthcare insurance
  • pension/retirement matching
  • comprehensive life insurance
  • employee assistance program
  • time off plans
  • paid company holidays
Last updated Aug 26, 2026. Interested? Apply on the company site.

About Delinea

Identity security, simplified.

Delinea Identity Security and Privileged Access Management

identity securityprivileged access managementPAMcloud-native platformAI-driven platform
Company profileWebsite

More open roles at Delinea