Senior Frontend Development Engineer Jobs

About Appier Appier is a software-as-a-service (SaaS) company that uses artificial intelligence (AI) to power business decision-making. Founded in 2012 with a vision of democratizing AI, Appier’s mission is turning AI into ROI by making software intelligent. Appier now has 17 offices across APAC, Europe and U.S., and is listed on the Tokyo Stock Exchange (Ticker number: 4180). Visit www.appier.com for more information. About the role Frontend engineers at Appier focus on handcrafting sophisticated web UI using cutting-edge front-end development technologies / tools. We work closely with UI/UX designers and backend engineers and deliver high-quality, fluent and elegant web applications to our enterprise customers, or to aid daily operations within Appier. [The seniority/title is determined by job-related skills, experience, and evaluation after the interview.] Responsibilities Design & develop front-end architecture & interactive user interfaces Work closely with backend engineers to integrate services, and contribute to building lightweight RESTful APIs when necessary to support frontend functionality Ensures the flexibility of front-end architecture and the high performance of responsiveness Build reusable code and UI design systems for cross-product consistency and scalability Write unit, integration, and end-to-end tests to ensure code quality Perform code reviews to ensure existing code stay high-quality, fast, and flexible Handle and resolve issues escalated from the production operational environment Participate in idea brainstorming and contribute ideas to technology, algorithms and products About you [Minimum qualifications] 3+ years of experience in software development Good knowledge of HTTP, CSS, modern JavaScript (ES6+ / ECMAScript 2015+), TypeScript, HTML, DOM, and web standards Respect coding convention, language standard syntax, documentation In-depth knowledge of front-end frameworks and technologies (e.g., R

About Appier Appier is a software-as-a-service (SaaS) company that uses artificial intelligence (AI) to power business decision-making. Founded in 2012 with a vision of democratizing AI, Appier’s mission is turning AI into ROI by making software intelligent. Appier now has 17 offices across APAC, Europe and U.S., and is listed on the Tokyo Stock Exchange (Ticker number: 4180). Visit www.appier.com for more information. About the role Frontend engineers at Appier focus on handcrafting sophisticated web UIs and ad content using cutting-edge front-end development technologies and tools. We collaborate closely with designers and backend engineers to deliver high-quality, smooth, and elegant web applications for the advertising domain as well as support daily operations within Appier. [The seniority/title is determined by job-related skills, experience, and evaluation after the interview.] Responsibilities Design and develop reusable advertising UI components (e.g., banners, video ads) and supporting systems using modern JavaScript frameworks and AI-powered tools. Build and maintain a modular JavaScript library or SDK to ensure scalable, consistent, and easily integrated ad rendering and tracking. Optimize ad content performance through efficient loading strategies and responsive design. Develop integrations with external SSP platforms, ensuring compliance with technical standards. Implement and manage analytics tools to monitor user interaction and ad effectiveness, delivering actionable insights. Participate in brainstorming sessions, contributing innovative technical solutions across UI/UX, algorithms, and product development. Utilize AI-powered development tools (e.g., GitHub Copilot, Tabnine, Cursor) to enhance coding efficiency and maintain code quality. About you [Minimum qualifications] Solid understanding of HTML, CSS, JavaScript, TypeScript, DOM, HTTP and web standards. Knowledge of modern front-end frameworks like React, Vue, Svelte.

Why Harvey At Harvey, we’re transforming how legal and professional services operate. By combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise, we’re reshaping how critical knowledge work gets done for decades to come. This is a rare chance to help build a generational company at a true inflection point. We have strong product-market fit and world-class investor support. We’re scaling fast and defining a new category in real time. The work is ambitious, the bar is high, and the opportunity for growth — personal, professional, and financial — is unmatched. Our team moves fast, takes ownership, and is deeply committed to the mission — operating with intensity, staying close to our customers, and pushing each other for excellence. We live by three values: Decisiveness, Simplicity, and Job's Not Finished. We act quickly on clear judgment over perfect information, we believe simplicity is what scales, and we're never satisfied with where we are. If you want to do the best work of your career alongside people who share that drive, we'd love to build with you. At Harvey, the future of professional services is being written today — and we’re just getting started. Role Overview We’re looking for experienced frontend engineers to help build and evolve Harvey’s frontend platform—the systems, tools, and abstractions that enable our engineering team to ship high-quality product experiences quickly and consistently. This team focuses on developer experience, performance, reliability, and scalability across our frontend stack. Rather than building one-off product features, you’ll create shared foundations that power all of Harvey’s user-facing applications. This is a high-impact role with broad scope across the engineering organization. You’ll work closely with product engineers, design, and infrastructure teams to define and drive the future of frontend development at Harvey. What You'll Do Build and evolve shared frontend infrastructure, includin

SonicWall is a cybersecurity forerunner with more than 30 years of expertise and is recognized as a leading partner-first company, ensuring our partners and their customers are never alone in the fight against cybercrime. With the ability to build, scale and manage security across the cloud, hybrid and traditional environments in real-time, SonicWall provides relentless security against the most evasive cyberattacks across endless exposure points for increasingly remote, mobile and cloud-enabled users. With its own threat research center, SonicWall can quickly and economically provide purpose-built security solutions to enable any organization—enterprise, government agencies and SMBs—around the world. For more information, visit www.sonicwall.com or follow us on Twitter , LinkedIn , Facebook and Instagram . Requirements Tech / BE in Computer Science, Engineering, or a related field. 6+ years of professional software development experience with a strong focus on frontend development. Strong hands-on experience with js (Vue 3) . Strong proficiency in TypeScript and modern JavaScript (ES6+) . Proficient in HTML5, CSS3 , and responsive web development. Experience with state management libraries such as Pinia, Vuex . Experience integrating and consuming REST APIs . Good understanding of UI/UX principles , frontend architecture, and web performance optimization. Familiarity with component-based design and reusable UI development. Strong problem-solving skills with the ability to troubleshoot and resolve complex frontend issues. Experience with Git and modern development workflows. Self-motivated, well-organized, and a strong team player in a globally distributed setup. Excellent written and verbal communication skills. Preferred Skills Micro-frontend experience Experience with frontend testing frameworks such as Vitest, J

P-1443 At Databricks, we’re passionate about enabling data teams to solve the world’s toughest problems — from accelerating medical breakthroughs to building the next generation of intelligent products. We do this by creating the world’s best Data Intelligence Platform , empowering customers to turn massive data into deep, actionable insights. Founded by engineers and driven by innovation, we’re obsessed with designing intuitive, high-performance user experiences that make complex data exploration simple and approachable. As a Senior Frontend Engineer focused on Dashboards , you’ll build intuitive and scalable end-to-end experiences that help users create, explore, and share insights from data. You’ll work across the frontend, partnering with designers, product managers, and engineers to develop the next generation of dashboards, interactivity, and analytical workflows within Databricks. What You’ll Do Design and build intuitive, high-performance experiences for creating and editing dashboards, as well as for authoring the data behind them, including SQL datasets, custom calculations, and semantic modeling. Partner closely with design and product to translate complex analytical concepts into polished, intuitive, and efficient dashboard experiences. Drive innovation in how Databricks users interact with data, enabling seamless and responsive exploration at scale. Own frontend development for core dashboard workflows, with a focus on usability, performance, accessibility, and reliability. Help shape the architecture, abstractions, and platform foundations that support a broad range of dashboarding and analytical use cases. Collaborate with backend engineers and adjacent teams to define APIs, data models, and contracts that power interactive and scalable dashboard experiences. What We Look For 5+ years of professional software engineering experience, with strong experience building both frontend and backend systems. Expertise in modern frontend development with HTML, C

Ready to do the most impactful work of your career? At Coinbase , we are uncompromising on our mission to increase economic freedom. The bar is high, the environment is intense, and we like it that way. This isn't a place for complacency, it’s a place to be pushed past your perceived limits. If you're ready to build the future of finance alongside people who refuse to settle for "good enough," you belong here. Coinbase is a remote-first, but not remote-only company. Expect to get together quarterly for intense in-person working sessions called “surges.” learn more about working at Coinbase . Frontend Software Engineer - Coinbase Card Team As a Frontend Software Engineer on the Coinbase Card team within the Consumer Product Group , you'll build and ship the user-facing experiences behind Coinbase's card products, including the Coinbase One Card (credit) and the Coinbase Card (debit). This team is consolidating both products onto a unified card platform, and you'll join a small team with high ownership, greenfield feature work, and direct impact on how millions of customers discover, activate, and use their cards. What you’ll do: Own end-to-end frontend development for core card experiences, including transactions, rewards, onboarding, and account management across web and mobile Build new user-facing features - such as authorized card users, reward offers, real-time transaction status trackers Partner with product, design, and backend engineering to scope, prioritize, and ship projects that reduce CX contact rates and improve the customer experience Identify and resolve frontend performance bottlenecks across card UX journeys, driving measurable improvements in CUJ latency and availability SLOs Required skills and experience: 5+ years of software engineering experience with deep expertise in React and React Native Proven track record of shipping consumer-facing products end-to-end in a high-scale environment, with a focus on performance, reliability

Job Overview We’re excited to invite you to join the World of Warships team at Wargaming, where we’re looking for a Senior Frontend Developer. As a member of the World of Warships team, you’ll have the opportunity to collaborate with a talented and passionate group of professionals, contribute to creating engaging and seamless experiences for our players, and make a meaningful impact on the direction and success of the game. What will you do? Own and develop frontend/UI systems within the product and web ecosystem, including reusable components, UI patterns, frameworks, tools, and shared frontend solutions. Develop and maintain interactive web experiences, including event pages, web adventures, game mechanics, mini-games, widgets, portal modules, and other content-driven experiences. Translate UI/UX designs and wireframes into robust, responsive implementations that accurately reflect the intended user experience. Develop frontend solutions using React, TypeScript, Composition API, and related tooling, while maintaining and gradually improving existing vanilla JavaScript code. Work with REST APIs, and data-driven interfaces, implementing asynchronous client-server interactions and dynamic content. Implement complex animations and interactive mechanics, with a strong focus on UX, responsiveness, and frontend performance. Optimize animation-heavy and mobile-heavy interfaces, including asset loading, lazy loading, rendering, browser behavior, and overall frontend performance. Ensure reliable functionality across devices, browsers, platforms, regional versions, and language configurations. Investigate and resolve complex frontend issues, including UI behavior, rendering, input handling, browser compatibility, integrations, performance, and production stability. Refactor and improve existing and legacy codebases, maintaining high standards of production quality, maintainability, and scalability. Collaborate with UX/UI designers using Figma to verify implementations

About Ubiquiti At Ubiquiti Inc., we create technology platforms for Businesses, Smart Homes, and Internet Service Providers, driven by our goal to connect everyone, everywhere. To date, Ubiquiti has shipped over 100 million devices worldwide, from ISP networking products to next generation of IT solutions. Our growth is made possible by the dedicated team of hundreds behind the scenes. From software developers and product managers to designers and strategists, Team UI is driven to achieve our common goal: Rethinking IT. At Ubiquiti, you’ll heighten your potential and broaden your horizons - all while shaping the future of connectivity. Join forces with us on our mission to build a better IT industry. We are currently looking for a highly skilled Senior Frontend Engineer to our team in Stockholm or Malmö, Sweden. Please note that applicants must live in Sweden and hold a valid work permit at the time of application to be considered for this role Responsibilities: Develop and maintain modular, reusable React components to deliver rich and responsive user interfaces across UniFi systems and applications Collaborate with designers and product managers to continuously enhance UI/UX, proposing improvements to existing interfaces and shaping new user flows Write and maintain comprehensive test cases to ensure code quality, reliability, and maintainability Contribute to frontend architectural decisions and participate in design/code reviews to uphold best practices Build scalable front-end visualization components for displaying device relationships, floorplans, and system topologies Build and maintain reusable AI skills, agent definitions, and their specs so AI-assisted workflows stay accurate over time Critically review and verify AI-generated code for correctness, rather than accepting it as-is Requirements: 5+ years of professional experience working with JavaScript, React and TypeScript Strong understanding of programming principles, design patterns, and modern we

100% Remote | Senior Frontend Engineer | Fintech SaaS Firm About the Role We’re looking for a Senior Frontend Engineer to build and maintain scalable, high-performance user interfaces for our communication platform. You’ll work closely with backend engineers, designers, and product managers to deliver exceptional user experiences while keeping performance, maintainability, and scalability at the core. What You’ll Do Develop and maintain responsive UIs using React JS, TypeScript, JavaScript, HTML5, and CSS. Collaborate with cross-functional teams to design and deliver high-quality features. Write clean, maintainable, and well-documented code. Optimize performance with caching and other best practices. Review code, mentor peers, and uphold coding standards. Debug and troubleshoot production issues promptly. Stay current with frontend trends and bring innovative ideas to the team. Job qualifications: 3–8 years’ experience in web development with a focus on scalability. Expert in React JS, JavaScript, TypeScript, HTML5, and CSS. Strong grasp of responsive design, performance optimization, and client-side session management. Familiarity with Git, CI/CD, and distributed development. Excellent problem-solving and collaboration skills. Preferred/Bonus Skills Experience with React Native or other mobile development frameworks. Familiarity with state management libraries like Redux or Zustand. Experience with modern build tools such as Webpack or Vite. A strong portfolio or active GitHub profile showcasing previous work. Why Join Eltropy? Join a high-impact team building mission-critical backend systems for financial institutions. Work on modern technology stacks in a fast-growing SaaS company. 100% remote work with a collaborative, engineering-led culture. Opportunity to own and influence core backend architecture. About Eltropy Eltropy is a rocket ship FinTech on a mission to disrupt the way people acc

We’re building a world of health around every individual — shaping a more connected, convenient and compassionate health experience. At CVS Health®, you’ll be surrounded by passionate colleagues who care deeply, innovate with purpose, hold ourselves accountable and prioritize safety and quality in everything we do. Join us and be part of something bigger – helping to simplify health care one person, one family and one community at a time. Position Summary The Senior Engineer will be responsible for delivering high-quality web applications, interactive dashboards, and backend integration services through collaboration with our engineering, data, product and DevOps teams in a fast-paced, agile environment. You will be instrumental in building modern user interfaces, integrating backend systems with complex data objects, and embedding AI capabilities into our application ecosystem. The position is on a software engineering team responsible for creating intuitive data visualizations, building resilient APIs, leveraging DevOps automation, and scaling modern application features across the enterprise. Required Qualifications 5&#43; years of professional full stack software development experience. 3&#43; years of experience with modern frontend frameworks (e.g., React, Angular, Vue) and data visualization libraries (e.g., D3.js, Chart.js, Recharts) to build interactive dashboards. 3&#43; years of experience with backend development (e.g., Node.js, Python, Java, C#) and API design (REST, GraphQL). <li styl

Reddit is a community of communities. It’s built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 130 million daily active unique visitors, Reddit is one of the internet’s largest sources of information. For more information, visit www.redditinc.com . The Reddit Consumer Engineering organization builds and scales the products that Redditors use directly to discover content, participate in communities, and connect with others. Sitting at the intersection of large-scale distributed systems and core user journeys, Product Backend Engineers in Consumer Engineering partner directly with Product Managers, Designers, Data Scientists, ML Engineers, and Frontend Engineers to build, experiment with, and scale features that power how hundreds of millions of users discover, join, navigate, and engage with Reddit. This centralized role hires across several high-impact consumer teams, including: Core Product & Feeds: Home Experience, Recommendations & Content Discovery, Contribution Community & Presence: Reddit Pro, Youth Experience & Teen Safety, Creator Tools Growth & Engagement: Authentication, Notifications, Social Sharing, SEO, Onboarding. Monetization & Conversion: Paid User Acquisition, Conversion Funnel Optimization Identity & Security: Account Management, Trust & Safety What You’ll Do Product & Engineering Execution: Partner closely with cross-functional partners in product, design, and platform engineering to execute on product strategy and build novel, user-centric media features. Full-Lifecycle Development: Drive the complete development lifecycle—from technical design and architectural proposals to implementation, unit/integration testing, experimentation, performance analysis, and deployment. Quality & Velocity: Move fast while

At Snowflake, we are powering the era of the agentic enterprise. To usher in this new era, we seek AI-native thinkers across every function who are energized by the opportunity to reinvent how they work. You don’t just use tools; you possess an innate curiosity, treating AI as a high-trust collaborator that is core to how you solve problems and accelerate your impact. We look for low-ego individuals who thrive in dynamic and fast-moving environments and move with an experimental mindset — who rapidly test emerging capabilities to discover simpler, more powerful ways to deliver results. At Snowflake, your role isn't just to execute a function, but to help redefine the future of how work gets done. Snowflake Notebooks is a development interface in Snowsight that offers an interactive, cell-based programming environment for Python and SQL. In Snowflake Notebooks, you can perform exploratory data analysis, develop machine learning models, and perform other data science and data engineering tasks all in one place. To learn more about the capabilities of the Notebook products please visit https://www.snowflake.com/en/data-cloud/notebooks/ AS A SENIOR SOFTWARE ENGINEER FOR SNOWFLAKE NOTEBOOKS, YOU WILL: Drive high impact initiatives that span our product areas and tech stack including: React, Typescript, JavaScript , NodeJS and java Promote strong collaboration within a cross functional team, including design, product management. Deliver features requiring close coordination with several sister teams such as MLE, Container Services, Monetization and Snowpark Services Be a strong contributor to the product vision and drive team planning. Build for scale and high performance. OUR IDEAL CANDIDATE WILL HAVE: 7+ years hands-on software development experience, including significant experience in Frontend or full stack software development Deep understanding of modern web applications design architecture, good API design patterns, security, performance and scale. Knowledge of dat

Location Details: At GoDaddy the future of work looks different for each team. Some teams work in the office full-time; others have a hybrid arrangement (they work remotely some days and in the office some days) and some work entirely remotely.​ This is a remote position, so you’ll be working remotely from your home. You may occasionally visit a GoDaddy office to meet with your team for events or meetings. Join our team When GoDaddy's customers are considering a new venture, it often starts with a name. The Search Results team (SERP) plays a key role in that mission by building the discovery experience that helps customers find the right domain name and products for their idea. We're a small team that moves quickly, holds a high bar for craft, and ships work that impacts millions of customers. We’re looking for a Senior Software Engineer to help shape our search and discovery experiences. This is a hands-on individual contributor role. You’ll lead by example through the quality of your code, the decisions you make, and the way you help others succeed. You’ll have opportunities to lead projects, influence technical direction, mentor peers, and speak up when you see a better path. What you'll get to do... Build and ship frontend experiences that help customers find the right domain, including match quality, smart alternatives, favorites, and AI-enabled experiences Lead projects from problem definition through technical design, implementation, launch, measurement, and production ownership Improve how the team ships by building internal tools, automation, and reusable engineering patterns Your experience should include... 7+ years of professional software development experience Strong proficiency building modern web applications with React, JavaScript, and Node.js Practical experience with deployment, CI/CD, observability, and production ownership Experience using AI-assisted development tools such as Claude Code, Cursor, Copilot, or similar tools wi

Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. Founded in 2017, the company is headquartered in London, with offices and teams across Europe and the US. As AI continues to shape the way we live and work, Synthesia develops products to enhance visual communication and enterprise skill development, helping people work better and stay at the center of successful organizations. Following our recent Series E funding round, where we raised $200 million, our valuation stands at $4 billion. Our total funding exceeds $530 million from premier investors including Accel, NVentures (Nvidia's VC arm), Kleiner Perkins, GV, and Evantic Capital, alongside the founders and operators of Stripe, Datadog, Miro, and Webflow. About the role As a Senior Frontend Engineer on our Website team, you'll be a co-owner of the platform behind synthesia.io : the component library, content model and rendering stack that every page on our marketing site is built from. You'll shape direction and make key technical decisions with the team, likely with a focus area of your own but context across the whole system. This is a hands-on engineering role, and your primary output is high-quality component and schema code, plus the tooling that lets others build with it. Millions of people visit synthesia.io every month, and it is one of the main ways we win new customers. That comes with real responsibility. The decisions you make are seen at scale, and we set the quality bar accordingly. The defining challenge of this role is composability: a marketing site that marketers, and increasingly AI agents, can build pages with, without breaking design, performance or SEO. You can expect to: Build, scale and evolve our section library: the Astro components, Sanity schemas and design tokens that let us compose marketing pages consistently and accessibly. Own the content model. Design schemas that resist misuse, so an editor, or an agent, can build a page that is

Who We Are Verkada is transforming how organizations protect their people and places with an integrated, privacy-sensitive AI-powered platform that includes solutions for video security, access control, air quality sensors, alarms, intercoms, and visitor management. We’ve got serious momentum in the market: more than 30,000 customers (including 100+ of the Fortune 500), a $5.8B valuation , more than $1 billion in annualized bookings, and backing from CapitalG, Sequoia Capital, General Catalyst, Felicis Ventures, Next47 and more. Physical AI is one of the most consequential technology shifts of our time, and Verkada is at the center of it. You can look at all kinds of communities to see our platform’s impact in the world. It's the retailer that uses our agentic AI to deter theft before it happens. The warehouse that uses AI-powered alerts to make sure its team is protected on the floor with proper PPE. The school that’s alerted to a threat in real-time and triggers a lockdown in seconds, not minutes. We’re rapidly scaling this impact: today, more than 2 million Verkada devices are deployed across 170+ countries. About the Role The Streaming team owns the full-stack infrastructure powering the video experience for over 1.4M Verkada cameras. We take on complex streaming challenges to deliver live and recorded video with unmatched speed, reliability, and security. By continually advancing our technology, we ensure that every frame—whether live or months old—is always available instantly, seamlessly, and securely. As a Frontend Engineer (Video Streaming) , your work will directly shape how millions of people rely on video every day to stay safe. You’ll own the web frontend streaming experience, ensuring that videos play seamlessly with industry-leading reliability and security. At the same time, you’ll help simplify our streaming stack and ship features like History Player Search . What You'll Do Lead development of core frontend features across our dashboard