Job Closed
This listing is no longer active.
Know The Odds
Frontend Developer
Location
Brazil
Posted
128 days ago
Salary
0
Seniority
Senior
Job Description
Frontend Developer
KTO Group
• Collaborate with the design team to translate wireframes and mockups into functional web applications using ReactJS and Gatsby. • Develop and maintain reusable, efficient frontend components and implement new features to meet project requirements. • Integrate various data sources, such as APIs and databases, into our websites to provide dynamic content and functionality. • Optimize web applications for search engine visibility and performance through techniques like image optimization, code splitting, and asset optimization. • Write comprehensive tests to ensure the stability and reliability of the codebase, using tools like Jest and React Testing Library. • Participate in code reviews, providing constructive feedback and ensuring code quality and best practices are maintained. • Provide technical guidance and mentorship to junior developers, helping them grow and develop their skills.
Job Requirements
- Proven experience in frontend development, with proficiency in ReactJS and Gatsby.
- Strong understanding of HTML, CSS, and JavaScript, with experience in building responsive and accessible web applications.
- Experience integrating data sources, such as REST APIs and databases, into frontend applications.
- Knowledge of web performance optimization techniques and best practices.
- Experience writing unit tests and familiarity with testing frameworks like Jest and React Testing Library.
Benefits
- KTO values an inclusive environment and celebrates diversity
- Collaborative team culture focused on impact in communities
Related Guides
Related Job Pages
More Frontend Engineer Jobs
This description is a summary of our understanding of the job description. Click on 'Apply' button to find out more. Role Description We’re hiring a Frontend Engineer to help build and improve the interfaces that power GiveCard — both for the organizations distributing funds and for the people receiving them. - This is a hands-on individual contributor role for someone with a few years of professional frontend experience. - You’ll work closely with product, design, and backend engineering to build accessible, reliable, and delightful user experiences. - We value shipping meaningful improvements quickly, learning from real user feedback, and iterating. - This role is Remote, but you're welcome to work from our offices in New York and San Francisco whenever convenient. How You’ll Impact the Company - Build and ship frontend features used daily by enterprises, nonprofits, governments, and individuals receiving financial assistance through GiveCard. - Work across multiple surfaces, including customer-facing admin tools and cardholder web applications. - Ship iteratively and pragmatically, balancing speed and quality while continuously improving the product through real-world usage and feedback. - Collaborate closely with designers and backend engineers to turn product ideas into polished, production-ready features. - Contribute to and improve our frontend codebase by writing clean, maintainable TypeScript and Vue code. - Help uphold high standards for accessibility, usability, and performance. - Learn GiveCard’s product and technology stack quickly and take increasing ownership of frontend areas over time. Requirements - 2–3 years of professional experience building frontend applications. - Experience working with Vue.js and TypeScript in production environments. - Solid understanding of modern frontend fundamentals (component architecture, state management, APIs, etc.). - Curiosity and openness to using modern tools, including AI, to work more effectively and ship faster. - Experience building responsive, user-friendly interfaces. - Ability to collaborate effectively with designers, product managers, and backend engineers. - Comfort working in a fast-moving environment and learning new systems quickly. - Strong attention to detail and pride in writing high-quality, production-ready code. - A genuine interest in building technology that makes a positive impact. Exceptional Candidates Will Have - Experience building accessible web applications, including familiarity with accessibility best practices. - Experience with the Vue Composition API and building highly organized and reusable components. - Experience thriving in environments that favor iteration, ownership, and getting working software into users’ hands quickly. - Strong intuition for usability and user-centered design. - Experience working on complex, data-heavy frontend applications. - Familiarity with modern frontend tooling and workflows (Vite, testing frameworks, linting, etc.). - An allergy to assuming someone else will catch or solve issues; proactively takes initiative to identify, analyze, communicate, and drive improvements and fixes. - Curiosity and eagerness to learn new technologies and improve as an engineer. - A builder’s mindset — excitement about shipping features and seeing them used in the real world. Benefits - Working alongside very smart people on technology that genuinely matters. - A remote-friendly work environment with a dog-friendly office in Manhattan. - A minimum of 25 days of PTO. - 100% medical, dental, and vision insurance coverage for you and your family. - Generous parental leave. - Expected compensation of $120,000 – $140,000, based on level and experience.
Web Developer
Miva, Inc.Miva is dedicated to helping online sellers increase their revenue, drive sales, and decrease their overhead costs.
• Scope, estimate, and execute development tasks based on approved client requirements, signed SOWs, and predefined service offerings • Develop, customize, and maintain eCommerce storefronts using HTML5, CSS3, and modern JavaScript (ES6+ vanilla) within platform template and configuration layers • Maintain deep platform knowledge and proficiency to apply optimal store configurations within the Miva admin • Develop and support integrations using platform and third-party APIs, including REST and SOAP-based services, to connect Miva stores with ERPs, CRMs, payment providers, shipping systems, analytics platforms, and marketing tools • Consume, map, and validate external data within eCommerce workflows while handling authentication, rate limits, and error conditions appropriately • Troubleshoot and resolve frontend, backend, and configuration issues within the eCommerce platform and connected systems • Optimize storefront performance with a focus on Core Web Vitals, SEO, accessibility, and eCommerce conversion metrics • Ensure cross-browser and cross-device compatibility using a mobile-first approach • Configure full-funnel eCommerce analytics and GA4 tracking using GTM • Develop optimized purchase flows to improve usability, accessibility, speed, and conversion performance • Implement merchandising solutions to enable cross-selling, dynamic product listings, and personalization • Configure rule-based promotions and discounts • Apply eCommerce-specific SEO best practices, including schema markup, product metadata optimization, faceted navigation handling, and crawlability • Write clean, maintainable, and well-documented code following established standards and best practices • Participate in code reviews, QA validation, and client acceptance testing aligned to defined acceptance criteria • Follow established deployment procedures, coordination processes, and release schedules across multiple client environments • Collaborate closely with UX Designers, Project Managers, and other delivery roles to execute pixel-accurate designs and meet delivery milestones • Track time accurately against approved client work, provide regular status updates, and communicate blockers or scope risks proactively • Perform other duties as assigned
• Design, build, and maintain core user-facing features in Circuit’s web application. • Translate product requirements and design direction into polished, responsive, and accessible UI. • Contribute to frontend architecture, patterns, and technical decisions in collaboration with engineering peers. • Own features end-to-end, from implementation through testing, QA, and production release. • Write and maintain unit, integration, and end-to-end tests to ensure long-term reliability. • Participate actively in technical discussions, design reviews, and planning sessions. • Provide thoughtful code reviews and mentorship to support team-wide quality and growth. • Collaborate closely with Product and Design to clarify requirements, surface tradeoffs, and improve UX. • Identify and drive incremental improvements to performance, accessibility, developer experience, and frontend tooling. • Manage individual priorities and deadlines while maintaining a high standard of execution.
• Provide technical leadership in developing new features and products, focusing on impact and scalability • Work on full-stack development, participating in the entire product lifecycle • Design solutions that are ready for experimentation, metrics collection, and continuous learning • Support Growth initiatives with technical improvements, product adjustments, and ongoing optimizations • Collaborate with UX/UI to ensure a consistent and scalable user experience • Contribute to maintenance, evolution, and refactoring of existing systems • Define and evolve architecture, patterns, and best practices • Evaluate and support the adoption of new technologies, frameworks, and tools • Ensure alignment between business rules, product goals, and technical implementation.




