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Senior Software Engineer - Java & Front End Development

dstaff

Full-time|On-site|St Louis

Join dstaff as a Senior Software Engineer and be at the forefront of innovative software solutions! We are looking for a talented engineer proficient in both Java and Front End technologies to drive our projects forward. In this role, you will collaborate with cross-functional teams to design, develop, and maintain high-quality software applications that mee…

May 3, 2015

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Senior Front End Developer at sonsoftinc | Carlsbad

Sonsoft Inc.

Full-time|On-site|Carlsbad

Join Sonsoft Inc. as a Senior Front End Developer where you will play a pivotal role in shaping the user experience of our cutting-edge applications. Collaborate with a dynamic team of engineers and designers to create visually stunning and responsive web applications that delight our users.

Apr 28, 2017

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Junior Front-End Engineer

Laminar

Full-time|On-site|Somerville, MA

Join Laminar (formerly H2Ok Innovations), where we are pioneering the future of cleantech innovation. Our mission is to redefine the industrial and manufacturing processes to enhance operational efficiency and sustainability in the world's foundational industries. Utilizing advanced Laminar AI Co-pilot models and cutting-edge sensor technology, our solutions optimize facility performance across diverse operations such as process manufacturing, production, water management, energy reduction, and waste minimization. Based in Greentown Labs, North America’s leading cleantech innovation hub, we are a woman-founded startup supported by esteemed investors including Greycroft, Construct Capital, 2048 Ventures, and Flybridge Capital. Our innovative technologies have been recognized and adopted by industry leaders like Unilever, The Coca-Cola Company, AB InBev, and Mitsubishi Electric. We are dedicated to unlocking hidden data for our clients, enabling them to gain a competitive edge and advance towards Industry 4.0.Transforming essential sectors of society is no small feat. It’s challenging but rewarding. We are building a legacy, and it requires dedication. As we scale, we seek driven individuals who are eager to learn and grow while making a global sustainable impact alongside some of the largest companies that shape our daily lives. Our culture promotes extraordinary growth, autonomy, ownership, and empowerment. We value creativity, authenticity, and a commitment to excellence. If you are a relentless, ambitious, and innovative individual, we want you on our team to help us build the factory of the future.As we continue to expand, we are in search of a Front-End Engineer to join our software development team. In this role, you will engage with the entire technology stack to design new visualization features, enhance user experiences, and assist in customer integrations for Laminar Insights, our client-facing application for custom data analytics. This position offers a unique opportunity to work closely with a tight-knit team and make a substantial impact on our user base. We appreciate engineers who are proactive in identifying challenges and are eager to find solutions. If you thrive on discovering new ways to boost product adoption online, improve user experience, and customize services, we would love to connect with you.

Nov 7, 2025

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Lead Front-End Engineer

BeatStars Inc.

Full-time|Remote|Remote, Remote

About BeatStars Established in 2008, BeatStars stands as the premier platform for music creators, serving over 10 million artists across 192 countries. Our marketplace, publishing services, and studio tools empower producers, songwriters, and musicians to forge sustainable careers in the music industry. We are at the forefront of a responsible approach to assistive AI, safeguarding creators' rights while unveiling new avenues for creativity. With more than 10 million active users each month, we have distributed over $450 million to our creator community. We remain committed to supporting independent musicians with the essential tools, community, opportunities, and education needed to thrive in their passion. Key Responsibilities Lead the technical direction of our Frontend engineering practice. Engage in designing, writing, reviewing, and deploying production-ready code — this is a hands-on leadership position. Establish and document engineering standards, patterns, and best practices for frontend development. Ensure the quality, scalability, and maintainability of our codebase. Collaborate closely with Product teams to transform PRDs into actionable technical plans. Evaluate existing systems and proactively identify areas to minimize technical debt. Develop processes to uphold standards through code reviews, CI/CD practices, and comprehensive documentation. Work collaboratively with cross-functional teams to deliver features reliably and on schedule. Mentor a team of 3-5 engineers. What You Bring A minimum of 5 years of experience in a role where you have shipped and maintained production applications with a user base in the tens of thousands. Strong full-stack capabilities with a deep-seated passion for frontend architecture and strategy. Significant experience with React and/or Angular, alongside JavaScript, with a proven record in production environments.

Mar 20, 2026

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Senior Lead Software Engineer - Front End Development

dev2

Full-time|On-site|New York

As a Senior Lead Software Engineer specializing in Front End Development, you will spearhead innovative projects that enhance user experience across our digital platforms. Your expertise in modern frameworks and technologies will drive the development of scalable, high-performance web applications. Collaborating with cross-functional teams, you will mentor junior developers, ensuring best practices in coding and design are upheld. This is an opportunity to leverage your skills while contributing to the growth of a dynamic tech company.

Dec 11, 2023

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Senior Front End Software Engineer - Deal Desk

The Trade Desk

Full-time|On-site|Irvine; New York; San Francisco; San Jose; Ventura

The Trade Desk is looking for a Senior Front End Software Engineer to join the Deal Desk team. This group builds web interfaces that support the company’s products and works on projects that require both creativity and strong technical skills. Collaboration is central to the team’s approach, with engineers, designers, and product managers working together to solve challenges and improve the product. What you will do Design and build user interfaces for Deal Desk products using current front-end frameworks and tools Collaborate with engineers, designers, and product managers to deliver features that enhance the user experience Take part in shaping the direction and architecture of web applications Maintain high standards for code quality and reliability through solid engineering practices Locations This position is available in Irvine, New York, San Francisco, San Jose, and Ventura.

Apr 22, 2026

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Senior Front-End Engineer at Confluera

Confluera

Full-time|On-site|Palo Alto, CA

Join Confluera as a Senior Front-End Engineer! Job Overview:We are seeking an experienced Front-End Engineer with a robust background in JavaScript and a passion for building sophisticated enterprise web applications using cutting-edge technology. Key Responsibilities:* Collaborate with cross-functional teams to analyze requirements and design scalable applications leveraging Python Flask, JavaScript, Postgres, and related technologies.* Lead the development of new features and enhance existing code in a team-oriented environment.* Create libraries, reusable components, and frameworks that streamline the development of complex web applications.* Emphasize rapid development with automation in a dynamic, fast-paced setting.* Work independently on projects while ensuring high standards of accuracy, quality, and performance in your work and that of your team members. Technical Skills:* Extensive experience in web application development using Python Flask and JavaScript frameworks (VueJS preferred, Angular, React, or equivalent).* Proficient in REST API development to support user interfaces.* Familiar with unit testing frameworks in Python and JavaScript.* Knowledgeable in JavaScript build systems like WebPack, Babel, CSS Loaders, and Module Systems.* Competent in version control using Git and package management with NPM.* Experience in building large-scale responsive applications using CSS3 and preprocessors like Less/Sass.* Skilled in performance tuning of application code and data-driven web development, with a strong understanding of JSON.* Proficient in utilizing APIs and a comprehensive understanding of HTTP and REST architecture.* Capable of developing secure web applications and knowledgeable about vulnerabilities such as Cross-Site Scripting (XSS) and Cross-Site Request Forgery (CSRF). Non-Technical Skills:* Exceptional analytical and quantitative abilities.* Strong communication and collaboration skills, with the ability to manage multiple tasks effectively.* Highly self-motivated with a drive to meet and exceed expectations. Qualifications:* 5+ years of experience in Frontend Engineering.* Hands-on experience with Python web frameworks such as Flask or Django.* Proficient in JavaScript UI frameworks like ReactJS, AngularJS, or VueJS.* Understanding of frontend challenges, including application state management and asynchronous JavaScript programming.* Passionate about optimizing user experiences and solving complex performance issues.* Experience in integrating new technologies into existing codebases thoughtfully.* Familiarity with API development, both from scratch and by enhancing existing implementations.* Strong interpersonal skills and the ability to thrive in a diverse, team-oriented environment.

Nov 5, 2020

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Senior Lead Software Engineer - Front End Development

dev2

Full-time|On-site|New Haven

Join our innovative team at dev2 as a Senior Lead Software Engineer specializing in Front End Development. In this pivotal role, you will lead a talented group of engineers in creating cutting-edge web applications that enhance user experience and drive engagement. You will work closely with our design and backend teams to deliver seamless, high-performance applications that meet the needs of our clients.The ideal candidate will possess a deep understanding of front-end technologies, a passion for coding, and the ability to mentor junior developers. You will be instrumental in architectural decisions and implementing best practices throughout the development lifecycle.

Dec 11, 2023

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Front-End Software Engineer

Salient

Full-time|On-site|SF Headquarters

About UsAt salient, we are pioneering the AI infrastructure that will revolutionize financial operations, starting with the automation of intricate workflows in loan servicing.Supported by top-tier investors like a16z and Y Combinator, we have successfully raised $65 million in Series A funding.Achieving an 8-figure Annual Recurring Revenue (ARR) in under two years, we currently serve over 20% of the auto lending industry, efficiently processing millions of customer calls and transactions daily.Our solutions are fully operational with leading financial institutions, going beyond mere proofs of concept.We are rapidly expanding into new segments of financial services!Embrace our vibrant in-person office culture located in San Francisco, CA.Our team is fully integrated with our clients, managing the entire stack, and moving swiftly to introduce modern AI into regulated sectors where accuracy, consistency, and performance are paramount.About the RoleWe are seeking a dedicated Front-End Software Engineer to create dynamic, user-friendly interfaces that empower users to interact with complex data effectively. You will collaborate closely with product, design, and AI teams to develop elegant user interfaces, define frontend architecture, and deliver features that significantly enhance user experiences at scale.As an early and visible member of a nimble engineering team, you will take ownership of features from inception to delivery, contribute to UI strategy, and help mold the future of our products as we expand our offerings beyond voice.What You’ll DoCraft responsive and high-performance user interfaces utilizing React and TypeScriptSimplify complex workflows into user-friendly product experiencesEngage in cross-functional collaboration with product, design, and AI teams to innovate and iterate quicklyContribute to defining frontend architecture and develop reusable UI componentsCreate data visualizations that clarify and make financial data actionableCollaborate with backend engineers for seamless API and service integrationsDeliver clean, testable, and maintainable code in a rapid release cycleChampion the user perspective in product and engineering discussionsWhat You’ll Bring4+ years of experience in developing production-level front-end applicationsProficient in React and TypeScript, with a solid understanding of modern web technologiesDemonstrated ability to translate complex requirements into user-friendly solutions

May 17, 2025

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Front End Software Engineer

Resonance

Full-time|On-site|New York, New York, United States

About UsAt Resonance, we are on a mission to revolutionize the fashion industry by making it more sustainable and valuable for designers, brands, manufacturers, consumers, and the planet. Our innovative AI-driven operating system, ONE, empowers brands to design, sell, and manufacture efficiently, eliminating the need for excess inventory and addressing the financial and environmental challenges of traditional fashion practices.With headquarters in New York City and Santiago, Dominican Republic, we have successfully collaborated with over 30 brands, including THE KIT and Rebecca Minkoff, to create garments that utilize 97% less dye, 70% less water, and 50% less material compared to conventional methods, effectively eradicating overproduction.To learn more about our impact in the fashion industry, visit our website and read our news articles about us.About the RoleWe are seeking a talented Front End Software Engineer to join our dynamic team. You will report directly to our technical co-founder and CEO, Christian Gheorghe, and play a crucial role in rapidly developing interactive user experiences and interfaces on our self-sufficient digital product, ONE. This position requires collaboration across product management, platform engineering, and design, enabling you to enhance our capacity to deliver new experiences and gather insights from real users effectively.Key Responsibilities: Create exceptional user experiences tailored for visually-driven, creative users across various functionalities, including 3D design, e-commerce/channel selling systems, planning tools, and more. Define, design, and spearhead the implementation of technical projects, establishing the foundation for early-stage products to evolve iteratively and scale efficiently. Ensure that UI components and libraries are dependable, secure, and accessible. Independently and collaboratively tackle UI/UX design challenges, including debugging for long-term stability. Ideal Candidate:You are a passionate coder and engineer at heart, excited about creating something from scratch. You have a keen appreciation for beautifully crafted, bespoke user experiences and design systems. Your curiosity drives you to seek a collaborative environment with creators, designers, and manufacturers, and you have a genuine love for both analog and digital products, ranging from vinyl LPs to stunning VR applications.Requirements- 3+ years of experience in front-end development.- Proficiency in modern JavaScript frameworks.- Strong understanding of responsive design and user-centric methodologies.- Experience with version control systems such as Git.- Familiarity with design tools like Figma or Sketch is a plus.

Jun 10, 2025

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Lead Senior Staff Software Engineer - Front End Fundamentals

The Trade Desk

Full-time|On-site|Bellevue; Boulder; Chicago; Denver; Irvine; Los Angeles; New York; San Francisco; San Jose; Seattle; Ventura

We are seeking a highly skilled and experienced Lead Senior Staff Software Engineer specializing in front-end fundamentals to join our innovative team at The Trade Desk. In this role, you will lead the development of cutting-edge front-end solutions that enhance user experience and drive our product's success. You will collaborate closely with cross-functional teams, guiding junior engineers and fostering a culture of excellence in software development.

Apr 13, 2026

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Senior Front-end Engineer (React) - Digital Product (LATAM)

Truelogic

Full-time|Remote|LatAm

Truelogic seeks a Senior Front-end Engineer with advanced React skills to help build digital products for users throughout Latin America. The team values thoughtful engineering and user-focused design, aiming to create applications that feel seamless and engaging. Responsibilities Build and maintain front-end features using React Collaborate with designers, product managers, and backend engineers to deliver high-quality digital products Optimize application performance and ensure smooth integration with other systems Share ideas to enhance user experience and overall product quality Location This role is open to candidates living in Latin America (LatAm).

Apr 23, 2026

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Front-End UI Software Engineer

dstaff

Full-time|On-site|Redwood City

Join dstaff as a Front-End UI Software Engineer and play a pivotal role in creating dynamic and visually appealing user interfaces. You'll collaborate closely with UX/UI designers and back-end developers to deliver seamless and intuitive web applications that enhance user experience and engagement.

Nov 6, 2015

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Senior Front-end Developer

Kelly Services, Inc.

Full-time|On-site|Van Buren Charter Township

Join our dynamic team as a Senior Front-end Developer, where you will leverage your expertise in creating exceptional user interfaces that enhance the user experience. You will collaborate with cross-functional teams to develop innovative web applications using modern JavaScript frameworks and libraries. If you are passionate about coding and want to work in a fast-paced environment, we want to hear from you!

Oct 12, 2016

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Senior Front-end Engineer (WordPress) - Short-Term Contract

Truelogic

Full-time|Remote|LatAm

Join Our Team at Truelogic!Truelogic, a premier provider of nearshore staff augmentation services with over 20 years of experience, is seeking a talented Senior Front-end Engineer specializing in WordPress. Based in New York, we empower companies of all sizes—from startups to Fortune 500 giants—to achieve their digital transformation goals. Our dedicated team of over 600 tech professionals in Latin America drives innovation and success through impactful project collaborations.By applying for this short-term, intensive role, you’re embarking on an exciting journey with a dynamic team that values your skills and career aspirations. We are dedicated to aligning your expertise with opportunities that foster growth and contribute to transformative projects.About Our ClientOur client is a full-service marketing and advertising agency that excels in branding, digital strategy, and creative communications. With a focus on bold ideas, they believe that powerful storytelling can drive significant change.Job OverviewWe are in search of a hands-on Frontend WordPress Developer to create a corporate website as a white-label partner. You will be responsible for implementing a custom theme, developing reusable sections/components, and ensuring responsive layouts that adhere to accessibility and performance best practices. This role demands a quick ramp-up and reliable delivery.

Apr 7, 2026

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Principal Software Engineer - Front End

Veeva Systems, Inc.

Full-time|On-site|California - Pleasanton

In 2024, Veeva Systems is embarking on an exciting journey to develop a cutting-edge Enterprise Application Platform aimed at diversifying our business beyond the Life Sciences sector. Join our New Markets team to play a pivotal role in this groundbreaking initiative and make a significant contribution to Veeva's evolution. Discover more about our innovative products, inspiring vision, and commitment to social responsibility on our website.The RoleWe are seeking an experienced Principal Front-End Engineer to join our enterprise-platform team in its early stages. Collaborate closely with fellow principal engineers to own and innovate critical components of our framework and applications. Your expertise will help shape our processes and culture for years to come. If you are excited about building a greenfield codebase alongside skilled peers, we would love to connect with you.

Jun 9, 2025

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Front End Engineer II - Reporting

The Trade Desk

Full-time|$103.2K/yr - $170K/yr|On-site|Boulder

The Trade Desk creates tools that help users explore and act on large sets of data. The platform manages global traffic at all hours, supporting real-time decisions for clients through clear interfaces and strong data interactions. The team values user experience and aims to make complex analytics easy to use and understand. Role overview Front End Engineers at The Trade Desk contribute throughout the product lifecycle. This involves designing, building, and deploying solutions that use data to solve real problems for stakeholders. The work blends technical skill with an understanding of user needs and business goals. Collaboration and impact Engineers in this role work closely with user experience and product management teams. Together, they maintain modern design standards and ensure the product meets both technical and business requirements. Front-end developers here often work across the stack, connecting client-side features with server-side systems to deliver a cohesive user experience. Location This Front End Engineer II - Reporting position is located in Boulder.

Apr 24, 2026

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Contract to Hire :: Senior Front-End Developer

Collabera

Full-time|On-site|Van Buren Charter Township

We are seeking a highly skilled and innovative Senior Front-End Developer to join our dynamic team at Collabera. In this role, you will leverage your extensive experience in web development to design and implement high-quality, user-friendly interfaces. You will collaborate closely with UX/UI designers and back-end developers to create seamless and responsive applications.If you are passionate about front-end technologies and want to work in a stimulating environment that fosters professional growth, we would love to hear from you!

Sep 19, 2016

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Front-End Engineer at Monks | Austin

Monks

Full-time|$91.4K/yr - $112.4K/yr|On-site|Austin

Please be aware that we will never ask for payment or banking information during the recruitment process. As we expand our teams, we encourage you to remain vigilant against fraudulent job postings or recruitment activities that may misuse our company name and information. Please safeguard your personal information throughout any recruitment process. While Monks may reach out to potential candidates via LinkedIn, all applications should be submitted through our official website (monks.com/careers).ABOUT THE ROLE We are in search of a highly skilled and forward-thinking Front-End Engineer to be part of a dedicated team tasked with the architectural migration of prominent marketing pages for a leading global technology client.In this position, you will transition from a legacy static HTML environment to a contemporary, scalable React-based architecture with Server-Side Rendering (SSR). You will collaborate closely with Design and Engineering leads to develop data-driven, atomic UI components that leverage structured content from a proprietary Headless CMS. Comfort in a fast-paced environment with evolving priorities is essential.Key ResponsibilitiesComponent Architecture & Development: Create and build a library of shared, atomic, and composable UI components utilizing React and TypeScript. Ensure components are accessible and responsive across all devices.Headless CMS Integration: Develop components that programmatically consume JSON data from the API, separating content from presentation. Collaborate with JSON schemas to validate data structures.Migration & Re-platforming: Spearhead the migration of existing pages from legacy builds to the new data-driven architecture.Documentation & Tooling: Create and maintain comprehensive documentation for components using Storybook, detailing usage, variants, and integration points for future developers. Oversee package publishing through advanced NPM/Artifactory workflows.Quality & Optimization: Deliver pixel-perfect implementations while ensuring strict compliance with WCAG 2.1 AA accessibility standards and SEO technical requirements.Collaboration: Partner with QA to resolve defects within a 24-hour SLA. Work alongside designers with a Shift Left mentality to guarantee technical feasibility early in the process.

Feb 4, 2026

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Engineering Manager for Front End Platforms

CarGurus, Inc.

Full-time|$186K/yr - $233K/yr|On-site|Boston, Massachusetts, United States

About UsAt CarGurus (NASDAQ: CARG), we empower individuals to navigate their automotive journeys with confidence. Originating from a small group of innovative developers, we have transformed the car shopping experience by emphasizing trust and transparency. Our commitment to innovation has established us as the leading automotive marketplace, achieving profitability for over 15 years.Our MissionAs the automotive landscape evolves, we are adapting to guide our customers seamlessly through the entire car buying process—from selling their old vehicles to financing and purchasing new ones. Each month, millions of consumers engage with CarGurus.com, and approximately 30,000 dealerships utilize our platform. Our inclusive and collaborative culture fosters growth, creativity, and kindness among our team members. Join us as we disrupt a trillion-dollar industry with diverse and fresh perspectives!Role OverviewWe are seeking an Engineering Manager for our Front End Platforms team, which is crucial for enhancing developer efficiency and scaling operations at CarGurus. This team is dedicated to modernizing our technology infrastructure, defining key architectural capabilities, and guiding successful implementation across development teams. Your leadership will enable the creation of high-performing, scalable user interfaces while promoting best practices in Front End Engineering.

Jan 13, 2026

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