Senior Software Engineer II – Front-End Architecture

Seismic

Senior Software Engineer II working on front-end architecture for Seismic's platform. Driving technical decisions and collaborating across global teams to enhance user experience.

Posted 6/9/2026full-timeHyderabad • 🇮🇳 IndiaSeniorWebsite

Tech Stack

Tools & technologies

JavaScriptReactTypeScript

About the role

Key responsibilities & impact

Develop, improve, and maintain the Mantle component library, ensuring seamless integration and adoption across the Seismic platform.
Diagnose and resolve complex front-end issues including Content Security Policy (CSP) violations, accessibility (a11y) defects, cross-browser rendering problems, and performance regressions to ensure reliability and maintain user trust.
Leverage LLM-powered tooling and AI-assisted workflows to accelerate front-end development, improve code quality, and explore innovative approaches to UI generation and component authoring.
Be a major player on the Front-End Architecture team, driving technical and architectural decisions for shared UI infrastructure and collaborating across multiple remote teams.
Collaborate with globally-dispersed product managers, designers, and software engineers to define, build, and ship front-end components and patterns that create innovative solutions and add value to our customers' experience with Seismic.
Explore emerging front-end technologies, web platform capabilities, and LLM-powered development tools, and bring your findings to life in our products and developer workflows.
Participate in and contribute towards code reviews, bug/issue triage, and documentation.
Contribute to troubleshooting CSP configurations, accessibility compliance, performance bottlenecks, and continuous quality improvements across the front-end platform.

Requirements

What you’ll need

BS or MS in Computer Science, a related technical field, or equivalent practical experience.
Minimum of 8 years of Software Development experience within a SaaS business.
Expert-level proficiency in HTML, CSS, and JavaScript, with deep experience building production applications in React and TypeScript.
Strong proven record with user interface, interaction, and accessibility (WCAG) best practices, including hands-on experience auditing and remediating a11y issues.
Expertise with designing and developing design systems and front-end component libraries (experience with or similar to the Mantle component library is a strong plus).
Experience with designing for security (including Content Security Policy), performance optimization, internationalization/localization, and accessibility.
Familiarity with modern front-end build tooling, CI/CD pipelines, and experience using LLM-powered development tools to enhance productivity and code quality.

Benefits

Comp & perks

Seismic is committed to building an inclusive workplace that ignites growth for our employees and creates a culture of belonging.

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Hard Skills & Tools

HTMLCSSJavaScriptReactTypeScriptAccessibility (WCAG)Content Security Policy (CSP)Performance optimizationDesign systemsFront-end component libraries

Soft Skills

CollaborationProblem-solvingCommunicationTechnical decision-makingCode reviewDocumentation

Certifications

BS in Computer ScienceMS in Computer Science