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Bitrefill
Remote
Application deadline: December 15th CET
Bitrefill is the leading crypto e-commerce site worldwide, fostering a circular economy that allows people to opt out from the traditional banking systems and embrace freedom. We make it easy for people to live on crypto around the world.
Does this sound like something to you? Then keep reading :)
Your Mission:
As our Mobile App Developer, you will work on migrating the current web-based experience of Bitrefill into native mobile for iOS and Android. A large percentage of our users are mobile and your job will be ensuring that they have the best possible experience using Bitrefill on the app.
Relevant UX adaptations of the web-based flow will be done for the respective platforms as appropriate, as well as building out features only available on native apps, such as native login, inter-app communication, push notifications, and much more.
Our Tech Stack:
- Node/TypeScript
- React
- React Native
- MongoDB, MySQL
Your Responsibilities:
- Responsibility for the UX, functionality and speed of our app and commercial platform;
- Building and deploying new code, features and products, as well as maintaining and improving old code;
- Working closely with our Communications and Management Teams to ensure optimal prioritization and streamlined deployment;
- Being metrics driven - continuously evaluate that what we’re doing is working, helping users understand what Bitrefill is and how to best use it;
- Being able to understand and work with pre-existing codebase and navigate it independently;
- Be hungry to learn, fast to execute, do a lot with little, and care strongly about your product and users;
- Be a team player and a good friend who will contribute to our unpretentious culture.
You bring with you:
- You reside in: EU/Americas timezones
- You have a minimum of 3+ years of Mobile app development experience and 5+ years of general programming experience
- You have frontend development skills with a focus on React Native and TypeScript
- A strong digital portfolio that demonstrates the above
- Strong written and verbal communication skills
It’s a plus if you also:
- Have a big influence on the product, so a good sense of UX / design is a strong advantage;
- Crypto experience is not a requirement but a strong plus - we’ll teach you what you need to know, but you need to have a passion for the movement;
- Have an understanding of native languages (Swift, Objective-C, Java and Kotlin) and React Native Modules;
- Experience integrating third party services.
We Offer:
Bitrefill believes in the freedom to work remotely and offering our team members flexibility. We’ve built our entire business around this. Have no fear; you will never feel lonely, and you’ll have the chance to meet your coworkers in person at our biannual team retreats. Here are some reasons people choose us:
- To become part of a talented team with high ambitions for a world where crypto is money for everyday use
- A challenging workplace and a great education when it comes to everything involving cryptocurrency
- Besides a competitive salary, we offer outstanding perks and benefits to make your experience at Bitrefill the best:
- Option to get paid in crypto - at Bitrefill we walk the walk!
- Freedom to work from anywhere (with a reliable and strong internet connection)!
- Computer with necessary accessories
- Remote Workspace Allowance - Ergonomic chairs and desks are an important part of a good home office
- Educational Allowance - 300€ per year + subscriptions on the most enrichment learning platforms in the market!
- Biannual team retreats consist of two get-togethers every year (which means, get your passport ready!)
- 25 paid vacation days + a number of days to spend on your own country’s national holidays!
- Paid parental leave - here, your work adapts to your personal life, not the other way around!
- Wellness Allowance - 600€ per year - important to get you moving when you sit all day in front of a computer!
- Global Health Insurance - We want to give you wings so you can fly high but you have to be safe after all!
Application deadline: December 15th CET
Keep in mind that we will only start processing the applications once the deadline is over.
Disclaimer
Please be aware of potential recruitment scams. Bitrefill will never ask you for money during the recruitment process.
All our communication happens via our official/career site email addresses (@message.teamtailor.com, @bitrefill.com) and only after applying via Teamtailor Careers site.
US, EU or Remote (excluding France, Australia and Canada)
Consensys is the leading blockchain and web3 software company founded by Joe Lubin, CEO of Consensys and Co-Founder of Ethereum. Since 2014, Consensys has been at the forefront of innovation, pioneering technological developments within the web3 ecosystem.
Through our product suite, including the MetaMask platform, Infura, Linea, Diligence, and our NFT toolkit Phosphor, we have become the trusted collaborator for users, creators, and developers on their path to build and belong in the world they want to see.
Whether building a dapp, an NFT collection, a portfolio, or a better future, the instinct to build is universal. Consensys inspires and champions the builder instinct in everyone by making web3 universally easy to use and develop on.
Our mission is to unlock the collaborative power of communities by making the decentralized web universally easy to access, use, and build on.
You’ll get to work on the tools, infrastructure, and apps that scale these platforms to onboard one billion participants and 5 million developers. You’ll be constantly exposed to new concepts, ideas, and frameworks from your peers, and as you work on different projects — challenging you to stay at the top of your game. You’ll join a network of builders that reaches the edge of our ecosystem. Consensys alumni have moved on to become tech entrepreneurs, CEOs, and team leads at tech companies.
About MetaMask
We’re building for a future where the internet and world economy empowers people through interactions based on consent, privacy, and free association. Where both communities and individuals flourish. To accomplish that, we’re working hard to make web3 accessible for everyone around the world.
MetaMask is both a crypto wallet and a gateway to the decentralized web. Our tools help people create communities, play video games, access financial services, make payments, invest in assets, protect against economic turmoil, and more. Our browser extension and mobile platforms meet the needs of millions of users and developers across the world.
Originally a humble key manager, today MetaMask serves over 30 million monthly active users as a decentralized application development platform, an aggregator of decentralized cryptocurrency exchanges, and a decentralized identity manager.
What you’ll do
- Develop and Innovate: Support the development of mobile functionalities on Android and iOS platforms, through React Native, ensuring our wallet remains secure and efficient, while developing to enhance cross-platform integration.
- Collaborate: Partner with design and QA teams to deliver superior products that meet the needs of our users. Your role will involve significant collaboration, requiring strong communication and teamwork skills.
- Advance Web3 Technologies: Work on the cutting edge of web3 technologies. Your contributions will be vital in providing safe and innovative mobile solutions within the blockchain space.
Would be great if you brought this to the role
- You have substantial experience (4+ years) in mobile development using React Native in high scale applications.
- You have a proven track record of working effectively with design and QA teams.
- You are comfortable developing features with a broad point of view (system/e2e solutions) in mind.
- Your ability to communicate complex ideas clearly is crucial.
- You thrive in remote work environments, demonstrating a proactive attitude and the ability to self-manage.
- You are known for being kind, empathetic, and a supportive presence in your team.
- An interest in blockchain and an eagerness to learn.
- A passion for our mission and values.
- Proactive and self-driven to be successful working in a remote environment.
- Brings enthusiasm and the hustle to shipping high-quality code.
- Timezone: EST / PST ideally, if in EU/UK you are able to have ~4 hours overlap with the American time zones.
Bonus Points
- You’re a MetaMask user.
- You are passionate about blockchain technology and eager to deepen your involvement in this field.
- Creative and keen to experiment with new technologies.
- Android & iOS platforms native development experience.
- Published Apps on stores.
- Open source contributions.
Don't meet all the requirements? Don't sweat it. We’re passionate about building a diverse team of humans and as such, if you think you've got what it takes for our chaotic-but-fun, remote-friendly, start-up environment—apply anyway, detailing your relevant transferable skills in your cover letter. While we have a pretty good idea of what we need, we're ready for you to challenge our thinking on who needs to be in this role.
The salary range for US-based candidates only will be determined throughout the interview process depending on experience and skills.
In the rapidly evolving Web3 space, we believe that everyone is a builder. This expansive paradigm requires a range of backgrounds, talents, skills, and experiences to influence and shape the future. At Consensys, this diversity fuels our ability to shift control and redefine the realm of possibility. We are committed to ensuring that our technology empowers people and communities with economic and political agency through decentralized technologies. We welcome the range of perspectives and differences and celebrate them. We're excited to see how your unique skills as a builder can contribute to our vision, drive innovation, and help us shape a more inclusive Web3.
Consensys is an equal opportunity employer. All employment decisions are made without regard to race, color, national origin, ancestry, sex, gender, gender identity or expression, sexual orientation, age, genetic information, religion, disability, medical condition, pregnancy, marital status, family status, veteran status, or any other characteristic protected by law. Consensys is aware of fraudulent recruitment practices and we encourage all applicants to review our best practices to protect yourself which can be found (https://consensys.io/careers/best-practices-to-avoid-recruitment-fraud/).
Apply Now:
We are hiring for one of our ecosystem projects.
We are looking for an iOS Developer to join their team, contribute to the development of high-quality applications, and grow with our expanding mobile division.
If you are passionate and enthusiastic about the web3 industry, come and join our team!
In this role, you will:
- Develop and maintain iOS applications using Swift and Objective-C, ensuring code quality and performance.
- Collaborate with cross-functional teams to design, define, and ship new features.
- Work on bug fixes, app performance improvements, and UI/UX optimizations.
- Integrate RESTful APIs and third-party libraries to enhance app functionality.
- Conduct unit testing and debugging to ensure robust and error-free applications.
- Stay up-to-date with the latest iOS development trends, tools, and frameworks.
- Participate in code reviews, offering constructive feedback and learning from peers.
- Ensure compliance with Apple’s App Store guidelines and best practices for app submission.
- Contribute to the continuous improvement of our development processes, including CI/CD pipelines and testing frameworks.
You might thrive in this role if you have:
- A bachelor's degree in computer science, software engineering, or a related field.
- 5+ years of professional experience in iOS development.
- Proficiency in Swift; familiarity with Objective-C is a plus.
- Strong understanding of iOS frameworks, including UIKit, Core Data, Core Animation, and Foundation.
- Familiarity with RESTful APIs, JSON, and web services integration.
- Experience with version control systems, particularly Git.
- Familiarity with Auto Layout, Storyboards, and creating adaptive UI designs for multiple screen sizes.
- Strong knowledge of UI/UX principles, with a focus on delivering polished and user-friendly designs.
- Strong analytical and problem-solving skills with attention to detail.
- Experience with cryptography, blockchain and smart contract is highly desirable.
#LI-REMOTE
Apply Now:
As a Contract-to-Hire Mobile Developer, you’ll work closely with our product and engineering teams to create mobile experiences that align with our mission. You will be responsible for developing and maintaining a React Native application with strong TypeScript integration, working on both iOS and Android components. Experience with cryptocurrency wallets and knowledge of Rust are beneficial for this role, as we continue to explore the intersection of mobile and blockchain technology.
Key Responsibilities:
- Develop, test, and maintain features for our React Native mobile application, ensuring high performance and responsiveness.
- Implement state management solutions and UI components using popular libraries (e.g., Tailwind, >
- Collaborate with cross-functional teams to define, design, and ship new features.
- Work closely with the backend team to integrate API services and manage data flows between the application and server.
- (Nice to have) Collaborate on cryptocurrency wallet integration within the app, including secure transaction handling and wallet management.
- (Nice to have) Work with Rust binaries via FFI for integrating backend functionality into the mobile application.
Required Skills & Qualifications:
- 3+ years of experience in React Native development with strong TypeScript skills.
- Proficiency in React Native core components for both iOS and Android.
- Strong understanding of state management and experience with popular UI libraries, such as Tailwind and >.
- Excellent debugging, optimization, and problem-solving skills.
Nice-to-Have Skills:
- Experience with cryptocurrency wallets or working knowledge of secure transaction handling.
- Knowledge of Rust programming and experience with FFI (Foreign Function Interface) for integrating Rust binaries with React Native applications.
Contract Details:
- Duration: 3-6 month contract with the opportunity to join the team full-time.
How to Apply:
If you're a proactive mobile developer with a strong foundation in React Native and a passion for privacy-focused technology, we’d love to hear from you. Please submit your resume and portfolio showcasing relevant projects.
Apply Now:
eToro Money mission is to provide a unified neo banking experience that unifies the cryptocurrencies world (Bitcoin, Ethereum, …) with the Fiat world (government issued currencies such as Dollar and Euro).
Besides the eToro trading platform, eToro provides its Millions of users with a mobile Money application that lets them manage all their financial assets through an ultra-modern, slick user experience.
We work with cutting edge, micro-services based technologies, to deliver highly secured, insanely easy to use neo-banking services.
Technical stack
- JavaScript and TypeScript
- Angular
- HTML5
- CSS3
- Cordova - optional
Responsibilities
- Leading the design and implementation of web applications and hybrid mobile apps (Android and iOS)
- Proactively participating in every aspect of the software development lifecycle of feature development, including input on specifications, designs, implementation, test, optimization, and delivery
- Owning and leading collaborative efforts with various stakeholders including Product, IT, and R&D teams
- Facing technical challenges - performance, fault-tolerance, security and live production issue
- You'll help with designs and implementations of complex features and set the standard.
- Writing unit tests, integration tests, and CI/CD procedures
- Being part of an amazing group of people!
- 3+ years of development & architecture experience with building front-end complex systems, and infrastructure, using Angular.
- Experience with high-performance/low-latency systems
- High coding standards.
- Fluent English.
Desirable-
- Mobile web development
- Familiar with Cordova
Apply Now:
Avara
US
About us:
Avara builds innovative products leveraging blockchain technologies. Avara’s suite includes the Aave Protocol, along with the native stablecoin GHO, Lens, an open social network, and Family, a design-first mobile crypto wallet. Avara’s vision is to build a people-powered internet that benefits all.
Our culture:
Having cultivated a thriving, collaborative culture, our team is kind, welcoming and passionate about what we are building. We celebrate differences and seek to develop and retain the most talented people from a diverse candidate pool from all over the world. No matter where you are based, no ghost will be left behind and we appreciate every moment we get to work and have fun together.
About the Role:
As a Senior iOS Engineer at Avara, you will lead the development of an SDK that enables seamless fiat-to-crypto money movement and high-converting card payments across Avara’s products and partner ecosystem. Together, we will build bridges, remove toll booths, and increase financial access for billions of people.
How you can make an impact:
- Oversee the end-to-end process of building and supporting an iOS SDK that will be used by some of the most demanding product teams in crypto
- Ask questions, uncover edge cases, and maintain our documentation
- Obsess over transaction processing speed and clear communication with customers – this is how we build trust
- Maintain short feedback cycles through demos
Let’s connect if:
- Minimum of 8 years in progressively more senior iOS engineering roles, with a strong preference for fintech and crypto domain experience
- Drive to make decentralized finance the backbone of fintech and contribute meaningfully to its practical application in the real world
- Advanced programming skills in Swift and UIKit, and a passion for developing phenomenal user experiences. TypeScript and React Native knowledge is a plus
- Strong background in designing consistent and convenient APIs for client adoption
- Experience building mission-critical software used by internal or external developers
Haven’t quite met all the criteria? Let’s not miss out on the chance to speak. Whilst you might not meet every single requirement, you might bring other, more exciting skills to the companies!
Equal opportunity statement:
Avara celebrates diversity and view each and every team member as a separate individual with their own unique identity. No matter your race, religion, gender, ethnicity, age, (dis)ability, sexual orientation or even the wallet you use, we welcome you at Avara.
As an equal opportunities employer, we take accountability and believe in everyone’s potential to build, create and inspire changes. With a mission to build a diverse workforce, we are proud to foster a working environment in which everyone can feel safe and valued for who they are.