The world has changed. Why hasn't insurance? Kin. For Every New Normal.
Senior Software Engineer, Front-End Focus
Location
United States
Posted
10 hours ago
Salary
$125K - $155K / year
Seniority
Senior
Job Description
Senior Software Engineer, Front-End Focus
Kin Insurance
• Own the design, development, and delivery of complex front-end features using Typescript, Angular (2+), Lit, HTML, and SCSS • Architect scalable UI solutions and reusable component libraries leveraging Web Components • Integrate front-end applications with APIs, including defining contracts and collaborating on API design • Drive performance optimization, accessibility improvements, and UX enhancements across applications • Lead and participate in pair programming, code reviews, and technical design discussions • Champion engineering best practices across documentation, testing, CI/CD, architecture, and maintainable layout patterns • Mentor junior engineers through technical guidance, feedback, and modeling high-quality engineering habits • Identify systemic technical debt and propose pragmatic, high-leverage improvements • Collaborate cross-functionally with product, design, and backend engineering partners to deliver end-to-end solutions
Job Requirements
- Demonstrated experience shipping large, complex software projects in production environments
- Expert proficiency in modern JavaScript/TypeScript, HTML, and CSS/SCSS
- Experience building applications with Angular (2+) and modern SPA patterns
- Experience with state management libraries such as NgRx or Redux
- Experience building or composing applications with Web Components (Lit preferred)
- Experience integrating front-end applications with RESTful APIs
- Experience mentoring junior engineers and contributing to code quality standards
Benefits
- Competitive salary and company equity through Restricted Stock Units (RSUs), granted as part of our standard compensation package and based on role and level
- 401(k) with company match up to 4% of eligible earnings
- Multiple medical plan options, plus dental and vision coverage
- Company-funded HSA contributions (based on medical plan selection)
- Company-paid life insurance and short-term disability
- A variety of supplemental benefit options, including long-term disability, critical illness, accident, legal, and pet insurance
- Access to mental health support and confidential counseling resources
- Flexible PTO for exempt employees (most employees take 15–20 days per year), plus 8 company-observed holidays
- Paid parental leave, including up to 14 weeks at 100% pay for birthing parents and 8 weeks at 100% pay for non-birthing parents
- Career mobility and internal growth opportunities across the organization
- Professional development budgets for certifications, conferences, and learning available, subject to management approval
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• Design, develop, and maintain scalable applications using TypeScript, Node.js, and ReactJS. • Actively participate in the entire software lifecycle, from conception to delivery and maintenance. • Write clean, testable, reusable, and efficient code, following engineering best practices. • Collaborate with engineering, design, and product teams to ensure solutions meet user needs. • Perform code reviews and provide constructive feedback that fosters the team's technical growth. • Contribute ideas, technical solutions, and proposals for continuous improvement of products and processes. • Ensure high performance, security, and scalability of developed applications. • Document architectures, processes, and technical decisions clearly and accessibly.
Role Description ¿Eres el desarrollador que busca llevar las interfaces de usuario al siguiente nivel en proyectos de misión crítica? En Initium Software no somos una consultora tradicional; somos socios estratégicos que conectamos al mejor talento técnico con los desafíos más innovadores del mercado. No buscamos a alguien que solo escriba código, sino a un profesional apasionado que quiera dejar huella, evolucionar dentro de una comunidad de élite y ver el impacto real de su trabajo desde el primer día. Tu Misión: - Diseñar y construir arquitecturas front-end eficientes, modulares y escalables. - Garantizar la máxima calidad del software mediante la implementación de pruebas unitarias, de integración y accesibilidad. - Colaborar activamente en la definición de estrategias de Microfront-ends y optimización de herramientas de construcción. - Asegurar una comunicación fluida en entornos internacionales con clientes y equipos multidisciplinarios. Qualifications - Más de 3 años en desarrollo Front-End. - Sólido dominio de JavaScript (ES5/ES6) e HTML (3 a 5 años de experiencia) junto con CSS (1 a 3 años). - Al menos 3-5 años de experiencia con un framework principal (Angular, ReactJS, Vue, Polymer o Lit-HTML/Lit-Element). - Experiencia robusta (3 a 5 años) en pruebas unitarias y de componentes (Karma, Chai, Sinon, Jasmine o Mocha), y de 1 a 3 años en pruebas de Integración, E2E (WebDriverIO, Selenium), Visuales (Playwright) y de accesibilidad. - Experiencia con JSON, REST y web-services (3-5 años), control de versiones con GIT (3-5 años), y gestión/configuración de herramientas de CI como Yarn, NPM o Bower (3-5 años). - Nivel de inglés avanzado (C1), con fluidez verbal demostrada. Requirements - Conocimiento en desarrollo guiado por pruebas (TDD) y Typescript (1 a 3 años). - Nociones o experiencia práctica con Rollup, Webpack o herramientas CLI basadas en Node (menos de 1 año). - Familiaridad con patrones de diseño avanzados y estrategias de Microfront-ends. - Pinceladas en tecnologías backend como Java (Spring framework), entornos Docker o Azure DevOps (menos de 1 año). Benefits - Salario fijo competitivo acorde a tu experiencia técnica. - Modalidad de trabajo 100% remota dentro de España con un ambiente de respeto hacia tu tiempo. - Un entorno basado en la autonomía, la colaboración, el dinamismo y la mentoría continua, donde tu iniciativa se reconoce y se premia. - Proyectos retadores con tecnologías de vanguardia donde nunca te aburrirás y siempre estarás inspirado por un equipo de alto desempeño.
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• You own and evolve the frontend architecture (Vue.js / TypeScript) across product teams and ensure consistency, scalability, and developer experience • You lead the technical migration of our legacy monolith towards a modular, service-oriented architecture – from planning to hands-on delivery • You make and document impactful architectural decisions, leading cross-team alignment and communicating trade-offs clearly to both engineers and non-technical stakeholders • You mentor and grow engineers across experience levels through pair programming, design reviews, and code quality feedback • You drive AWS infrastructure decisions relevant to the frontend, including deployment pipelines, CDN strategy, and cloud cost awareness • You identify and introduce AI tooling to improve developer productivity and product quality • You proactively communicate technical risks, progress, and recommendations to your manager and peers
• We are looking for a Senior Fullstack Developer (Node/React) to join our team!



