Staff Software Engineer, Frontend – Product UI
Full time
Hybrid
Compensation is not specified
Role
Software Engineer
Work Experience
More than 3 years
Description
Senior Software Engineer, Frontend – Product User Interface
About Paxos
Paxos is on a mission to facilitate the transfer of any asset at any time, ensuring trustworthiness throughout the process. The existing financial infrastructure is outdated, costly, inefficient, and fraught with risk – disadvantaging more individuals than it includes. Consequently, we're embarking on its reconstruction.
Being a regulated blockchain infrastructure firm, we utilize technology to tokenize, secure, exchange, and finalize assets for corporate clients such as PayPal, Bank of America, and Interactive Brokers. Paxos stands out as a well-funded blockchain enterprise, with over $500 million in cumulative funding from renowned backers like OakHC/FT, Founders Fund, PayPal Ventures, and Declaration Partners. Together, we empower today's financial leaders to establish a more open and dependable economy.
Our Regulatory Platform unit seeks a Senior Frontend Engineer to join our expanding Regulatory Platform Engineering team. Your duties will encompass the design, construction, and upkeep of our website infrastructure, platform, and functionalities, ensuring their resilience, scalability, and efficiency. We play a pivotal role in Paxos' growth, responsible for developing the infrastructure to tackle our customers' concerns related to regulations, compliance, and risk. We expedite the introduction of Paxos-based products while minimizing risks.
As a Senior Engineer, your responsibilities include:
- Formulating and crafting the groundwork for our websites, encompassing web servers, load balancers, and caching systems.
- Supplying exceptionally high-performing websites and functionalities for a global audience.
- Collaborating with the DevOps team to deploy and administer website infrastructure on cloud-based platforms like AWS, GCP, or Azure.
- Creating reusable code and libraries for prospective utilization in website infrastructure ventures.
- Ensuring the technical viability of UI/UX designs by working closely with the design unit.
- Remaining well-informed about emerging trends and technologies in website development.
- Composing clean, well-documented, and sustainable code.
- Perpetually enhancing website performance and user experience.
- Pursuing accuracy in product ideation and development, guaranteeing that designs and executions align completely with the company's mission and product objectives.
- Immersing yourself in blockchain technology, cryptocurrencies for businesses and investors, our regulation-oriented approach, and more!
Find out more about being a Senior Engineer at Paxos
Your background should encompass:
- Over 5 years of experience in infrastructure and architecture: scheming and implementing frontend infrastructure, which includes deployment pipelines, construction systems, and surveillance tools.
- Over 8 years of feature development in HTML, CSS, and JavaScript / TypeScript, as well as expertise in frontend frameworks like React, Angular, or Vue.
- Proficiency in website infrastructure technologies, including web servers, load balancers, and caching systems on cloud-based platforms such as AWS, GCP, or Azure.
- Comprehensive knowledge of frontend tools such as package managers, construction utilities, and task coordinators, in addition to frontend workflows such as version control, code examination, and continuous integration/continuous deployment (CI/CD).
- Familiarity with server-side rendering frameworks like Node.js or Next.js.
- Strong grasp of authentication and security protocols, for instance, SSL, TLS, and OAuth.
- Experience with Git, JIRA, and other project management instruments.
- Outstanding communication and cooperation skills.
- The ability to function in a fast-paced environment and oversee multiple projects concurrently.
- A passion for developing top-tier websites and website infrastructure.
You may also possess:
- Mastery of essential engineering principles, encompassing data structures, optimal design practices, runtime enhancements, and algorithmic intricacy.
- A solid understanding of ideas like load balancing, HA/failover, ingress, inter-service communications in a microservices-type cluster, idempotence, ACID, guaranteed delivery, etc.
- Technical expertise in at least one domain, such as Distributed Systems, Cryptography, Databases, or AWS.
- Familiarity with online cloud architectures and frameworks, encompassing clustering (Kubernetes), containerization (Docker), message queuing (MQ / Kafka), telemetry/instrumentation (Prometheus/Grafana), etc.
- Familiarity with APIs / Connectivity technologies, including REST APIs or sockets, TCP, UDP, multicast.
- Eagerness to collaborate openly and harmoniously with a diverse, multidisciplinary team, efficiently collaborating with stakeholders.
- A consistent quest for acquiring new technologies, innovating, and discovering superior methods to tackle engineering challenges in high-performance trading systems and APIs, such as performance tuning, latency optimizations, and ongoing API enhancements.
What you'll appreciate about Paxos:
Paxos has consistently earned recognition on Forbes' Fintech 50, CB Insights Blockchain 50, and Built In's "Best Places to Work" listings. Paxos employees wield considerable influence over our enterprise, along with perks like company equity, healthcare coverage, family leave, a quarterly allowance for personal development, a stipend for home office setup, and limitless paid time off. From team product presentations and virtual learning sessions to care packages and an active Slack #shoutouts channel, there are abundant chances to connect and make an impact. Help us persist in constructing a new, open financial system from one of our three office locations or right from your own home!
Learn more:
Interested in discovering how we establish and expand stablecoins? Join us for a live panel and Q&A on September 26 at 4:00 pm ET. Register here to reserve your spot!
Company
- Web 3.0 Remains the Desired Destination
- A Discussion with Paxos Product Authorities
- Paxos Secures $300M in Series D Funding at a Valuation of $2.4B
Clients
- Paxos & PayPal Bring Cryptocurrency to Millions of Users
- Mercado Libre Achieves Over 1 Million Users in Just 60 Days with Paxos
- Paxos Was Created to Safeguard Its Customers
Media
- CNBC Crypto World Interviews Paxos CEO Regarding USDP Stablecoin
- Paxos CEO Charles Cascarilla Provides Insights into the Present State of the Global Economy on Yahoo Finance
- Yahoo Finance Interviews Paxos CEO Regarding Testimony to U.S. Congress and Stablecoin Infrastructure
Our Paxos team is composed of passionate individuals hailing from diverse corners of the world, each offering unique perspectives and experiences. If this opportunity excites you but your background doesn't precisely match the description, don't hesitate to apply! Diverse voices play a crucial role in helping us establish a more transparent and open economy.
Skills Required
Paxos
Website
paxos.comCompany size
Not specified
Location
United Kingdom
Description
Not specified
Usman Idris
Senior iOS developer
Full time
Remote
We are looking for a talented iOS Developer to join our team on a full-time remote basis. The ideal candidate should have experience developing and maintaining iOS applications using Swift and Xcode. You will work closely with our design and backend teams to build high-quality, user-friendly mobile applications.Responsibilities:Develop and maintain iOS applications.Write clean, efficient, and maintainable code.Collaborate with designers and backend developers.Fix bugs and improve app performance.Participate in code reviews and testing.Requirements:Experience with Swift and Xcode.Knowledge of UIKit and/or SwiftUI.Familiarity with REST APIs and Git.Strong problem-solving and communication skills.Ability to work independently in a remote environment.Benefits:Competitive salary (paid in cryptocurrency).Flexible remote work.Opportunity to work on exciting projects.Friendly and supportive team.
Payment in Crypto
Accurasofthire
Building a company site with MERN stack
Full time
Remote
🚀 We're Hiring | Senior MERN Stack Developer | 5–8 Years
We're looking for an experienced Senior MERN Stack Developer to join our team and work on scalable, high-performance web applications and enterprise-level software solutions.
📍 Location: Remote / Flexible
💼 Experience: 5–8 Years
Required Skills:
✅ Strong experience with MongoDB, Express.js, React.js, and Node.js (MERN Stack)
✅ Advanced JavaScript / TypeScript development
✅ Experience building scalable RESTful APIs and backend services
✅ Strong knowledge of React.js, Hooks, State Management (Redux/Zustand/Context API)
✅ Experience with Node.js, Express.js, and API architecture
✅ Database design and optimization with MongoDB
✅ Experience with HTML5, CSS3, Tailwind CSS, and modern frontend practices
✅ Knowledge of authentication, authorization, and security best practices
✅ Experience with Git, CI/CD, and Agile development workflows
What We're Looking For:
✔ Strong problem-solving and analytical skills
✔ Ability to design and develop clean, maintainable, and scalable code
✔ Experience working in Agile/Scrum environments
✔ Excellent communication and collaboration skills
✔ Self-driven mindset with attention to quality and technical excellence
✔ Ability to mentor junior developers and contribute to architectural decisions
We're looking for an experienced Senior MERN Stack Developer to join our team and work on scalable, high-performance web applications and enterprise-level software solutions.
📍 Location: Remote / Flexible
💼 Experience: 5–8 Years
Required Skills:
✅ Strong experience with MongoDB, Express.js, React.js, and Node.js (MERN Stack)
✅ Advanced JavaScript / TypeScript development
✅ Experience building scalable RESTful APIs and backend services
✅ Strong knowledge of React.js, Hooks, State Management (Redux/Zustand/Context API)
✅ Experience with Node.js, Express.js, and API architecture
✅ Database design and optimization with MongoDB
✅ Experience with HTML5, CSS3, Tailwind CSS, and modern frontend practices
✅ Knowledge of authentication, authorization, and security best practices
✅ Experience with Git, CI/CD, and Agile development workflows
What We're Looking For:
✔ Strong problem-solving and analytical skills
✔ Ability to design and develop clean, maintainable, and scalable code
✔ Experience working in Agile/Scrum environments
✔ Excellent communication and collaboration skills
✔ Self-driven mindset with attention to quality and technical excellence
✔ Ability to mentor junior developers and contribute to architectural decisions
SADR B
Founding Technical Partners for Oferli – Elite Web & Mobile Development Team🌐
Remote, USA
Remote, USA
Part time
Remote
I am Sadr, CEO of Oferli. We are building a high-performance, elite technical team, and I am looking for 5 to 10 dedicated founding technical partners to join me in this mission.
The Vision:
Oferli is a 100% decentralized ecosystem. While we are rooted in Web3, our expertise spans across professional web and mobile application development. We are not just another agency; we are crafting the next generation of digital solutions. Our goal is to set a new standard for excellence, transparency, and decentralization.
What I am looking for:
I am building a professional, senior-level "Elite Team." I am looking for partners who are truly passionate about the vision—not just short-term gains. By combining our individual expertise and portfolios, we will establish Oferli’s collective professional reputation.
Requirements:
Proven Expertise: You must be a senior-level professional. Please provide your portfolio showcasing your best work in web and mobile development.
Commitment: This is a founding partnership. We are looking for those who believe in the mission and are ready to tackle complex challenges together.
Professionalism: We operate with high standards. Communication and efficiency are key.
How We Work:
Collaboration: We use professional, secure channels for all communications. Qualified candidates will be contacted via email to be invited to our private workspace on Notion to align on our roadmap and launch our upcoming projects.
Decentralized Operations: We leverage Web3 tools for collaboration and compensation, maintaining a fully decentralized environment.
Growth: We are launching with a core team of at least 5 founding partners, scaling to 10, to deliver high-impact results for our clients.
Application Process:
If you are a senior professional ready to build a world-class, decentralized ecosystem, apply here on LaborX. Qualified candidates will be contacted via email for further professional vetting and onboarding.
Let’s build the future, together.
Sadr B
CEO, Oferli
The Vision:
Oferli is a 100% decentralized ecosystem. While we are rooted in Web3, our expertise spans across professional web and mobile application development. We are not just another agency; we are crafting the next generation of digital solutions. Our goal is to set a new standard for excellence, transparency, and decentralization.
What I am looking for:
I am building a professional, senior-level "Elite Team." I am looking for partners who are truly passionate about the vision—not just short-term gains. By combining our individual expertise and portfolios, we will establish Oferli’s collective professional reputation.
Requirements:
Proven Expertise: You must be a senior-level professional. Please provide your portfolio showcasing your best work in web and mobile development.
Commitment: This is a founding partnership. We are looking for those who believe in the mission and are ready to tackle complex challenges together.
Professionalism: We operate with high standards. Communication and efficiency are key.
How We Work:
Collaboration: We use professional, secure channels for all communications. Qualified candidates will be contacted via email to be invited to our private workspace on Notion to align on our roadmap and launch our upcoming projects.
Decentralized Operations: We leverage Web3 tools for collaboration and compensation, maintaining a fully decentralized environment.
Growth: We are launching with a core team of at least 5 founding partners, scaling to 10, to deliver high-impact results for our clients.
Application Process:
If you are a senior professional ready to build a world-class, decentralized ecosystem, apply here on LaborX. Qualified candidates will be contacted via email for further professional vetting and onboarding.
Let’s build the future, together.
Sadr B
CEO, Oferli
Payment in Crypto
David Rutkovsky
Chief Technology Officer (CTO) / Senior Full-Stack Developer (Web3)
London, UK
London, UK
Full time
Remote
About the Role
We are building a next-generation Web3 social platform designed to redefine how digital communities connect, collaborate, and grow.
Backed by years of experience within the cryptocurrency, blockchain, and digital asset ecosystem, our team has developed deep insights into how founders, developers, investors, creators, and communities interact. This understanding inspired us to create a platform that goes beyond financial applications and focuses on empowering meaningful social engagement.
Our mission is to build a transparent, community-driven social network where users can share ideas, collaborate on projects, discover opportunities, and create lasting relationships. We believe the next evolution of social media will be powered by decentralized technologies while maintaining an exceptional user experience, simplicity, and long-term sustainability.
We are seeking an experienced Chief Technology Officer (CTO) or Senior Full-Stack Developer who is passionate about Web3 and capable of leading the technical vision, architecture, and execution of our platform from the ground up.
Responsibilities
Lead the technical strategy and product architecture.
Design and build scalable backend systems and modern frontend applications.
Develop high-performance APIs and real-time features.
Integrate blockchain technologies, wallets, and Web3 authentication where appropriate.
Build secure, reliable, and maintainable infrastructure.
Collaborate closely with product, design, and leadership teams.
Establish engineering best practices, code quality standards, and development workflows.
Mentor engineers and help grow the technical organization.
Evaluate emerging technologies and implement solutions that improve scalability, security, and user experience.
Requirements
5+ years of professional software development experience.
Strong experience with modern JavaScript/TypeScript ecosystems.
Experience with React, Next.js, Node.js, or similar technologies.
Solid understanding of system architecture, cloud infrastructure, databases, and API design.
Experience building scalable consumer-facing products.
Familiarity with blockchain technologies, Web3 infrastructure, wallets, smart contracts, or decentralized applications.
Strong knowledge of security best practices and application performance optimization.
Excellent problem-solving and communication skills.
Ability to work independently in a fast-paced startup environment.
Preferred Qualifications
Experience building Web3 or crypto products.
Understanding of decentralized identity, token ecosystems, or on-chain social applications.
Experience leading engineering teams or serving in a technical leadership role.
Background in DevOps, CI/CD, Docker, Kubernetes, or cloud platforms such as AWS or GCP.
Experience with real-time messaging, social platforms, or community products.
What We Offer
Competitive full-time compensation.
Opportunity to build a product from an early stage with significant technical ownership.
Flexible and remote-friendly work environment.
Collaborative team focused on innovation and long-term impact.
Work on cutting-edge Web3 technologies and help shape the future of digital communities.
Opportunity for career growth and leadership as the platform scales.
If you are excited about building the next generation of Web3 social experiences and want to make a meaningful impact from the earliest stages, we'd love to hear from you.
We are building a next-generation Web3 social platform designed to redefine how digital communities connect, collaborate, and grow.
Backed by years of experience within the cryptocurrency, blockchain, and digital asset ecosystem, our team has developed deep insights into how founders, developers, investors, creators, and communities interact. This understanding inspired us to create a platform that goes beyond financial applications and focuses on empowering meaningful social engagement.
Our mission is to build a transparent, community-driven social network where users can share ideas, collaborate on projects, discover opportunities, and create lasting relationships. We believe the next evolution of social media will be powered by decentralized technologies while maintaining an exceptional user experience, simplicity, and long-term sustainability.
We are seeking an experienced Chief Technology Officer (CTO) or Senior Full-Stack Developer who is passionate about Web3 and capable of leading the technical vision, architecture, and execution of our platform from the ground up.
Responsibilities
Lead the technical strategy and product architecture.
Design and build scalable backend systems and modern frontend applications.
Develop high-performance APIs and real-time features.
Integrate blockchain technologies, wallets, and Web3 authentication where appropriate.
Build secure, reliable, and maintainable infrastructure.
Collaborate closely with product, design, and leadership teams.
Establish engineering best practices, code quality standards, and development workflows.
Mentor engineers and help grow the technical organization.
Evaluate emerging technologies and implement solutions that improve scalability, security, and user experience.
Requirements
5+ years of professional software development experience.
Strong experience with modern JavaScript/TypeScript ecosystems.
Experience with React, Next.js, Node.js, or similar technologies.
Solid understanding of system architecture, cloud infrastructure, databases, and API design.
Experience building scalable consumer-facing products.
Familiarity with blockchain technologies, Web3 infrastructure, wallets, smart contracts, or decentralized applications.
Strong knowledge of security best practices and application performance optimization.
Excellent problem-solving and communication skills.
Ability to work independently in a fast-paced startup environment.
Preferred Qualifications
Experience building Web3 or crypto products.
Understanding of decentralized identity, token ecosystems, or on-chain social applications.
Experience leading engineering teams or serving in a technical leadership role.
Background in DevOps, CI/CD, Docker, Kubernetes, or cloud platforms such as AWS or GCP.
Experience with real-time messaging, social platforms, or community products.
What We Offer
Competitive full-time compensation.
Opportunity to build a product from an early stage with significant technical ownership.
Flexible and remote-friendly work environment.
Collaborative team focused on innovation and long-term impact.
Work on cutting-edge Web3 technologies and help shape the future of digital communities.
Opportunity for career growth and leadership as the platform scales.
If you are excited about building the next generation of Web3 social experiences and want to make a meaningful impact from the earliest stages, we'd love to hear from you.
Payment in Crypto
Tristika Criss
Backend Engineer with hands-on blockchain experience
Full time
Remote
We are building a modern hotel booking platform enhanced with Web3 capabilities, includingtoken-based payments, on-chain verification, and decentralized identity/ownership features.We’re looking for a Backend Engineer to design and build scalable backend systems andintegrate them with blockchain infrastructure. You’ll work closely with frontend and Web3engineers to deliver a seamless and reliable platform.
Payment in Crypto