Headquarters: URL: https://heyo.is About Us:Heyo is a dynamic and innovative full service agency that specializes in creating cutting-edge design and development. We're on a mission to revolutionize user experiences through intuitive and responsive web interfaces. Join our talented team of engineers, designers, and product managers to help us build the future of web.Position Overview:We are seeking a skilled Senior React Engineer with expertise in React/Next.js development to join our team. As a React Developer, you will play a crucial role in implementing user interfaces for our web applications. You will work closely with our product team to deliver high-quality, user-friendly experiences that meet our clients' needs.Key Responsibilities:Develop responsive web applications using React/Next.js and other modern frontend technologies.Collaborate with the design team to translate UI/UX wireframes into interactive and functional web pages.Implement and maintain reusable components and libraries for efficient development.Optimize web applications for maximum performance and scalability.Ensure cross-browser compatibility and responsiveness.Collaborate with backend developers to integrate frontend components with server-side logic.Conduct code reviews and provide constructive feedback to team members.Stay up-to-date with industry trends and emerging frontend technologies.Qualifications:Proven experience as a Frontend Engineer with a focus on React development.Strong proficiency in JavaScript, TypeScript, ES6+, HTML5, and CSS3.Experience with state management using tools like Zustand, Redux or Mobx.Passion for elevating designs through seamless transitions and animations using CSS transitions, Motion, or GSAP.Familiarity with RESTful APIs and asynchronous programming.Solid understanding of frontend build tools and package managers (e.g., Turbopack, Vite, Webpack, npm/yarn/pnpm).Knowledge of version control systems (e.g., Git).Experience with unit testing and test-driven development (TDD).Excellent problem-solving skills and attention to detail.Strong communication and teamwork abilities.React Native/Expo experience is a plus.A portfolio of past projects or code samples is a plus.Bachelor's degree in Computer Science, Software Engineering, or a related field (or equivalent work experience) is a plus.Heyo offers a variety of benefits, including:Unlimited paid time offFlexible schedule (make up your time for important personal, life, family events). We take work / life balance seriously!4 day client work weeks. We spend Friday's working on internal needs and personal betterment.You'll get in trouble if we catch you working nights and weekends. For reals.1 week paid holiday rest at the end of the year. Over 3 weeks of company holidays throughout the year.Health insurance coverage.401k Plan & matching.Paid parental, adoption/caregiver leave.Education & conference budget.Everyone is welcome.Heyo is an equal opportunity employer. We don’t discriminate on the basis of race, religion, color, national origin, gender, gender identity or expression, sexual orientation, age, marital status, veteran status, or disability status.Heyo is a tight knit team of individuals that love the work we do and more importantly, love the people we get to do it with. If a company who loves doing great work and focuses on people over profits sounds like the type of culture you're looking for, apply now! To apply: https://weworkremotely.com/remote-jobs/heyo-senior-react-engineer

Headquarters: Estonia URL: https://haut.ai Haut.AI is a pioneering BeautyTech startup at the forefront of personalized skincare solutions. We combine scientific research with artificial intelligence to deliver innovative solutions that actually work. Backed by leading European VCs and founded by AI scientists, we are positioned at the intersection of two explosive growth markets: AI and beauty tech.   We are looking for a highly motivated Account Manager to ensure the long-term success of our customers. In this role, you will act as a trusted advisor, guiding clients through onboarding, adoption, and continued engagement with our AI skin analysis technology. You will be responsible for building strong relationships, driving customer satisfaction, and ensuring that our clients maximize the value of Haut.AI’s solutions.   What You'll Do: Develop and maintain strong relationships with assigned customers, becoming a trusted advisor and point of contact. Proactively engage with customers to understand their goals, needs, and challenges, and align our products to meet those requirements. Onboard new customers, ensuring a smooth and efficient implementation process. Regularly check in with customers to monitor their satisfaction and address any concerns or issues. Collaborate cross-functionally with Sales, Marketing, and Product teams to advocate for customer needs and drive product improvements. Provide ongoing training and support to our customers to maximize their utilization of our products/services.     What will help you thrive in this role: 4+ years of experience in Customer Success or Account management roles in a software or SaaS business. Good knowledge of eCommerce and popular platforms. Strong communication and interpersonal skills, with the ability to build rapport and trust. Proven track record of managing a portfolio of accounts and driving customer satisfaction. Excellent problem-solving skills and the ability to navigate challenging situations. Understanding of SaaS business models and AI technologies. Good command of the English language, other languages are a plus.   Nice to have: Experience in automating the collection and monitoring of customer health scores Proficiency in integrating CRM systems with existing company infrastructure   Why Join Haut.AI? Competitive base salary and clear bonus structure Fully remote position with flexibility across EU time zones Paid PTO Be part of a pioneering company revolutionizing the BeautyTech space Work in a collaborative, innovative, and supportive team environment Make a tangible impact on product development and company growth Direct impact on company strategy and market expansion Opportunity to grow your skills and expertise at the intersection of science and beauty   To Apply: Please submit your CV for applying. We look forward to hearing from you! To apply: https://weworkremotely.com/remote-jobs/haut-ai-account-manager

Headquarters: Remote URL: https://toptal.com Description We connect nearly a Billion people around the world, bringing them closer to what they love—from finance and sports to mail, shopping, gaming and news—with the trusted products, content, and tech that fuel their day. We continue to be one of the largest and most recognizable email services in the world. Delivering over 4.5B emails daily, and with consistently top-rated mobile apps. Our Mail is a critical pillar in the company’s long-term growth strategy. About the Role: We are looking for skilled Android developers to join our team and work on cutting-edge features to modernize our calendar and mail platform. Requirements 3+ years of experience in Android development. Strong Kotlin and Android development background, including Jetpack Compose Experience with Android SDK and Android Studio. Familiarity with RESTful APIs and JSON. Experience with version control tools, such as Git. Good understanding of mobile application architecture and design patterns. Ability to work collaboratively in a team environment. Strong problem-solving skills and attention to detail. Preferred Qualifications: Experience with third-party libraries and APIs. Familiarity with CI/CD processes. Experience with Kotlin Multiplatform is a plus. Highlights - Long term (12+ months ) and full-time opportunity - Overlap: 5+ hours with PST To apply: https://weworkremotely.com/remote-jobs/toptal-android-developer-1

Headquarters: Remote URL: https://toptal.com Job Description Our client is a global media and tech company that connects people to their passions. We reach nearly 900M people around the world, bringing them closer to what they love—from finance and sports to shopping, gaming and news—with the trusted products, content, and tech that fuel their day. About the Role: We’re seeking a seasoned Lead Mobile Developer/ Tech Lead with experience to guide mobile development efforts across both Android and iOS platforms. This role combines strong technical expertise with leadership skills to deliver high-quality, performant mobile applications and coordinate effectively with cross-functional teams. Responsibilities: Lead mobile development initiatives for Android and iOS platforms. Collaborate with other teams to define features, plan implementations, and ensure project alignment. Architect and oversee bespoke feature implementations, ensuring maintainability and scalability. Ensure structured communication across engineering and product teams. Guide the team in technical decision-making and problem-solving. Oversee feature delivery, from planning to release, ensuring high performance and code quality. Requirements 8–10 years of professional mobile development experience in Android and iOS Strong Kotlin and Android development background, including Jetpack Compose Proficiency in iOS development (Swift) Familiarity with state management patterns (Flux or similar). Experience in performance optimization for mobile applications. Strong background in mobile app performance optimization. Excellent problem-solving and communication skills. Nice to have: Experience with cross-platform architectural decision-making. Prior leadership in a multi-platform mobile team. Engagement Highlights: - Long term (12+ months ) and full-time opportunity - Commitment: We prefer full-time (40 hr/week) but open to considering part-time who can ramp up to full-time in 3-4weeks. - Overlap: 5+ hours with PST To apply: https://weworkremotely.com/remote-jobs/toptal-lead-mobile-developer-tech-lead

Headquarters: Remote URL: https://toptal.com Description Our client is a global media and tech company that connects people to their passions. We reach nearly 900M people around the world, bringing them closer to what they love—from finance and sports to mail, shopping, gaming and news—with the trusted products, content, and tech that fuel their day. We continue to be one of the largest and most recognizable email services in the world. Delivering over 4.5B emails daily, and with consistently top-rated mobile apps. Our Mail is a critical pillar in the company’s long-term growth strategy. About the Role: We are looking for experienced Back-end Java Developer to join our team and work with one of the leading Mail platform in the world. We are working on a partner migration of our core mail services. Therefore we need to be cloud agnostic, lift and shift existing functionality to the cloud. This involves moving all our applications, code, platforms, and infrastructure to the cloud, optimizing it and modernizing it for future growth. About You: You are passionate about growing your skills and value high quality application development on modern tech stack and cloud. You will enjoy building the next generation of communication products, web and mobile platforms. You are interested in how best to drive tasks to completion, collaborate to achieve your goals, think through scenarios and edge cases, learn from your leadership, and understand the broader impact of your work. If you are interested in joining a world-class team of passionate people and industry veterans who care about code quality, architecture, design and user experience as much as having fun together, then we’d like to talk to you. Tasks and Deliverables: Develop and maintain Java-based applications on cloud-based platforms. Migration of Java applications and core mail services Identify and implement optimizations, fine-tune / re-architect infrastructure Integration with existing DevOps and CICD pipelines/environments Improve future maintainability of the platform and surrounding tools Design and implement solutions that meet business requirements, ensuring scalability, security, and reliability. Work with cross-functional teams to develop and deploy complex applications on AWS/GCP. Lead and mentor other engineers throughout design and development Requirements Strong back-end experience in software development using Java Object-oriented programming skills Strong knowledge of RESTful APIs and microservices architecture Experience with AWS or GCP Understanding of data structures and algorithms Experience with Distributed Systems and Large Scale Systems Strong computer science fundamentals and knowledge of Design Patterns Analytical and problem solving skills SQL and RDS Database Nice to Have Experience: Experience with DevOps tools and practices Leadership experience Engagement Highlights: - Commitment: We prefer full-time (40 hr/week) but open to considering part-time who can ramp up to full-time in 3-4 weeks. - Overlap: 6+ hours with PST - Client will be sending their own laptop (MacBook) to the talent to use To apply: https://weworkremotely.com/remote-jobs/toptal-backend-java-developer

Binance is a leading global blockchain ecosystem behind the world’s largest cryptocurrency exchange by trading volume and registered users. We are trusted by over 280 million people in 100+ countries for our industry-leading security, user fund transparency, trading engine speed, deep liquidity, and an unmatched portfolio of digital-asset products. Binance offerings range from trading and finance to education, research, payments, institutional services, Web3 features, and more. We leverage the power of digital assets and blockchain to build an inclusive financial ecosystem to advance the freedom of money and improve financial access for people around the world.
Join Binance's Customer Service team and be a part of a client-facing business function where exceptional support is our priority. We aim to create a platform where users receive top-quality assistance with fast response times and accurate information. Our support is provided via ticketing systems and live chat, handling customer queries, complaints, and identification approval processes for our world-class cryptocurrency exchange platform. We seek empathetic, communicative, and problem-solving individuals who can advocate for our customers and gather valuable feedback. Join us and help ensure exceptional service standards and high customer satisfaction.

Responsibilities

Handle high amounts of live chat and phone calls

Identify and evaluate customers’ needs to deliver satisfaction

Provide accurate, valid and comprehensive information 

Manage complaints, provide proper solutions and options within the time limits; follow up to secure resolution

Follow communication procedures, guidelines, and policies

Go the extra mile to engage customers

Requirements

1+ years experience of proven customer facing experience or experience as a customer service representative

Fluency in English and German is required to be able to coordinate with overseas partners and stakeholders

Willing to work weekends and irregular hours which will include night shifts

Strong ability in using IT for professional use and can handle somewhat technical queries from customers

Exceptional written communication skill and a good listener

Ability to multi-task, prioritize, and control time effectively

Knowledge of the cryptocurrency/blockchain field is a big plus

Multi-lingual capability is a big plus

Why Binance• Shape the future with the world’s leading blockchain ecosystem• Collaborate with world-class talent in a user-centric global organization with a flat structure• Tackle unique, fast-paced projects with autonomy in an innovative environment• Thrive in a results-driven workplace with opportunities for career growth and continuous learning• Competitive salary and company benefits• Work-from-home arrangement (the arrangement may vary depending on the work nature of the business team)
Binance is committed to being an equal opportunity employer. We believe that having a diverse workforce is fundamental to our success.By submitting a job application, you confirm that you have read and agree to our Candidate Privacy Notice.

Headquarters: Remote URL: https://toptal.com Description We are looking for a Senior Rust Developer. Their goal is to advance computational biology by developing scalable, open-source workflow execution engines that empower scientists to efficiently deploy and manage large-scale computations. General Information Location: Remote. Open to talents from GMT-8 to GMT+5 time zones. The client is not open to China, Australia or countries in similar time zones. Overlap: 3 - 4 hours with Chicago/Texas (US Central Time) Length: 6 months (with potential for extension) Project Information Sprocket is an open workflow execution engine written in Rust—it enables scientists, who are generally not experts at scaling and deploying large-scale computation, to write simple workflow descriptions using the Workflow Description Language. Requirements Required Skills: Senior-level proficiency in Rust, with a strong track record of shipping production code Experience contributing to or leading open-source projects Familiarity with workflow engines, scientific computing, or large-scale computation Ability to work with Rust crates for lexing, parsing, validating, linting, formatting, testing, and executing domain-specific languages Strong skills in API design and specification development Experience using GitHub for project planning and collaboration Optional Skills (not mandatory): Experience developing or improving specifications using OpenAPI (Swagger) Familiarity with the Workflow Description Language (WDL) and Task Execution Schema (TES) Experience with Kubernetes or cloud/HPC environments Prior involvement with standards bodies (e.g., GA4GH) Experience with Rust crates such as utoipa for OpenAPI/Swagger documentation Deliverables Contribute to the development and enhancement of the Sprocket workflow execution engine and related Rust crates (e.g., wdl, sprocket, crankshaft) Improve and extend the Workflow Description Language (WDL) specification, including proposing, drafting, and shepherding changes through the ratification process Collaborate on the evolution of the Task Execution Schema (TES), including interaction with standards bodies and the open-source community Develop and maintain reference implementations, ensuring comprehensive API documentation (OpenAPI/Swagger) Regularly communicate progress and coordinate with the internal computational biology team   Benefits Full-time and long-term role Opportunity to work on impactful, open-source technology used by scientists worldwide Influence the direction of open standards in scientific workflow execution To apply: https://weworkremotely.com/remote-jobs/toptal-senior-rust-developer

Headquarters: Remote URL: https://toptal.com Description The client is building an elite AI engineering team in New York City to develop and scale breakthrough AI-powered products that will impact millions of users. The environment is designed like a cutting-edge AI lab, combining innovation with the distribution power of their broader ecosystem. The team consists of highly talented AI engineers, Full-stack Engineers, product managers, and designers focused on pushing the boundaries of what AI can deliver to end users. General informationThey are seeking exceptional engineers who have shipped AI features that users actively use in production. The ideal developer is full-stack capable, thrives in fast-paced, highly collaborative environments, and is passionate about creating seamless user experiences powered by AI. Task and Deliverables Build and ship user-facing AI features across multiple products, including content creation tools, e-commerce recommendations, and messaging experiences. Rapidly prototype and iterate AI-powered solutions, evolving them into production-ready systems. Collaborate closely with product managers, designers, and fellow engineers to design, implement, and scale innovative features. Stay ahead of AI advancements and leverage them to unlock new user experiences. Contribute to the technical vision and strategy for scaling AI products across the ecosystem. Requirements Proven track record of shipping AI features into production with real user adoption. Hands-on experience with large language models (LLMs), whether via APIs or custom implementations, at scale. Strong full-stack development skills (PHP, Python, or JavaScript). Ability to build performant AI-powered user interfaces. Nice to have Experience developing consumer AI products that scaled to large user bases. Strong PHP experience Familiarity with WordPress, e-commerce platforms, or messaging systems. Open-source contributions that showcase technical depth and innovative thinking. Benefits Join a carefully selected team of some of the most talented minds in AI and product development. Open to on-site and Remote candidates Ship products that will directly impact millions of users across a diverse ecosystem. Opportunity to be part of an elite AI lab with the scale and reach of a global platform Long-term, Full-time position To apply: https://weworkremotely.com/remote-jobs/toptal-full-stack-engineer-ai

Headquarters: California URL: http://growthfactory.vc We’re looking for an experienced designer with strong craft, sharp product instincts, and the ability to dive into technical conversations to join Growth Factory Studio. You must have shipped commercial products before and can demonstrate how your work has created real impact in market. What you’ll do Design across products: Lead design for early-stage ventures; from first sketches to live MVPs and beyond, spanning industries and use cases. Unique experiences: Create environments with the goal that we don’t just solve obvious problems; we uncover and build toward new opportunities. Build reusable systems: Develop scalable design systems and visual languages that can be reused across our ventures. Design in Hyperdrive: Operate across multiple ventures; building prototypes, running user tests, and validating early-stage products in rapid design sprints. Shape identities: Develop brand foundations; logos, style guides, and tone; for each new venture. What we’re looking for Able to set direction, bring clarity, and carry projects end-to-end from the earliest idea to the final shipped product Proven track record designing zero-to-one products, ideally at startups or studios Comfort switching between projects and domains frequently Prototyping fluency in Figma, with bonus points for skills in AI tools, HTML/CSS, or Origami Openness to feedback, with a bias toward iteration and clarity Ability to simplify complexity into clean, usable design Strong written and verbal communication; our team is fully remote Bonus: Experience in motion, branding, or front-end development What we’re offering The opportunity to design multiple companies from the ground up Deep collaboration with serial founders, engineers, and investors Remote-friendly, with flexible work hours and collaborative rituals This is a contract role with the potential to transition into full-time employment, offering a competitive salary plus equity in the ventures you help launch To apply: https://weworkremotely.com/remote-jobs/growth-factory-venture-studio-product-designer-contract-position-with-path-to-full-time-based-on

Headquarters: 100% remote URL: https://onthegosystems.com OnTheGoSystems creates products that millions rely on. Our main product is WPML, the industry standard for building and translating multilingual WordPress websites. We’re now hiring developers to join our Systems Team, which builds and maintains the infrastructure supporting thousands of clients daily. We’re looking for developers who are reliable, independent, and structured in how they work: people who think in milestones, organize their time well, and deliver results. The skills we’re looking for PHP (main focus), plus JavaScript. React or Node.js experience is a nice bonus. Proficiency in writing and applying automated tests with PHPUnit Experience in writing End to End tests What you will do Development: Own tasks from start to finish, write scalable and maintainable code. Testing: Build and maintain end-to-end and performance tests. CI/CD: Help transition from manual QA to automated testing using GitLab pipelines. Monitoring: Use AWS CloudWatch and other tools to keep systems healthy. AI Tools: Use AI to speed up your development workflow. Our expectations Code Quality: Write clean, well-documented code that meets company standards. Test Coverage: Ensure the code is covered by automated tests. Meaningful Logs: Provide clear, insightful logs to track system performance. Continuous Improvement: Learn new skills, improve processes, and contribute to team growth. What we offer 100% remote position, Body And Mind Movement (BAMM) program to support your physical activities and other hobbies, A computer budget to make your workplace better, A Kindle device with an access to our company Amazon account, We respect national holidays in each country and want you to have a rest on those days, Being a part of a team of smart, self-driven individuals, Great opportunity to progress and advance, Collaborating with team members across the globe. About the team and how we work You will be working with a team of smart and enthusiastic people. We come from all around the world, from different cultures, speak dozens of languages, and make valuable products. We love getting things done and we’re proud of our work. If it sounds interesting to you, apply today and we are looking forward to getting to know you better! To apply: https://weworkremotely.com/remote-jobs/onthegosystems-php-and-js-developer