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 ISO 9001 Certified | 400+ students | Learn more | by Metana | ||
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You'll collaborate closely with backend, product, and design to ship money-movement features that are secure and reliable.
Location: remote from Brazil.
- Department
- Engineering
- Employment Type
- Full Time
- Location
- Brazil
- Workplace type
- Fully remote
What You’ll Be Doing
- Build and own consumer-facing DeFi features in the KAST mobile app, end to end.
- Translate DeFi concepts (lending, swap, borrowing) into clear, trustworthy mobile UX.
- Integrate with backend services and handle secure, multi-step money-movement and transaction authorization flows.
- Handle wallet, signing, and transaction states — pending, submitted, confirmed, failed — with robust error handling and user feedback.
- Contribute to a clean, well-tested mobile architecture and shared component patterns.
- Write testable, maintainable code and participate in code review and release quality.
- Collaborate with product and design to shape requirements into shipped features.
What You'll Bring
- 2+ years of production mobile development with Flutter, or 3+ years with ownership of shipped consumer apps.
- Hands-on DeFi experience is required — you have built, integrated, or worked closely with on-chain protocols (lending/borrowing, staking, swaps, or wallets) and understand concepts like collateral, LTV, health factor, and gas/network fees.
- Strong command of Flutter fundamentals: state management, navigation, clean architecture, and dependency injection.
- Experience consuming REST APIs, handling auth tokens, and managing complex asynchronous and multi-step transaction flows.
- Solid understanding of mobile security best practices (secure storage, sensitive data handling, MFA flows).
- Comfortable with Git-based workflows, code review, and shipping to the App Store / Play Store.
Nice to have
- Experience integrating with DeFi lending, staking, or swap protocols on any major chain.
- Familiarity with embedded/MPC wallet providers or self-custody / key import-export flows.
- Experience in fintech, neobanking, or regulated financial products.
- Exposure to mobile analytics/observability and CI/CD.
- Contributions to shared Flutter packages or a modular multi-app codebase.
About KAST
Not quite right? Register your interest to be notified of any roles that come along that meet your criteria.
How much do crypto jobs pay?
The salaries for cryptocurrency jobs vary widely depending on the specific role, industry, location, experience, and other factors
However, in general, cryptocurrency jobs tend to pay relatively well compared to other industries
Here are some examples of average salaries for popular cryptocurrency jobs:
- Blockchain Developer: The average salary for a blockchain developer in the US is around $105,000 per year, with salaries ranging from $60,000 to $180,000 per year.
- Cryptocurrency Analyst: The average salary for a cryptocurrency analyst in the US is around $85,000 per year, with salaries ranging from $50,000 to $135,000 per year.
- Cryptocurrency Trader: The average salary for a cryptocurrency trader in the US is around $95,000 per year, with salaries ranging from $40,000 to $180,000 per year.
- Marketing and PR Manager: The average salary for a marketing and PR manager in the US is around $77,000 per year, with salaries ranging from $43,000 to $128,000 per year.
- Crypto Lawyer: The average salary for a crypto lawyer in the US is around $120,000 per year, with salaries ranging from $70,000 to $200,000 per year.
Is crypto jobs legit?
Yes, cryptocurrency jobs are generally legitimate, and the industry has created many job opportunities over the years
As the cryptocurrency industry has grown, it has attracted a significant number of legitimate businesses and organizations that require talented individuals to work in various roles, such as blockchain development, cryptocurrency analysis, trading, marketing, public relations, law, and compliance, among others
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What careers are there in crypto?
The market of cryptocurrency jobs has grown rapidly in recent years, creating a wide range of career opportunities in various sectors
Here are some of the careers in crypto that you can explore:
- Blockchain Consultant: Consultants offer advice to businesses and organizations that are exploring the implementation of blockchain technology. They help with strategic planning, implementation, and optimization.
- Blockchain Developer: Developers are responsible for creating and maintaining blockchain-based applications and smart contracts. They need to have experience in coding languages like Solidity, C++, and Python.
- Crypto Compliance Officer: These professionals ensure that businesses operating in the crypto industry comply with relevant laws and regulations.
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- Crypto Lawyer: Lawyers who specialize in the crypto industry help navigate complex regulatory and legal frameworks.
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Can you make a career out of cryptocurrency?
Yes, it is possible to make a career out of cryptocurrency
The cryptocurrency industry has grown rapidly in recent years, and there are now many job opportunities available in various sectors related to blockchain and digital currencies
Some of the most common career paths in cryptocurrency include blockchain development, cryptocurrency trading, cryptocurrency analysis, marketing and public relations, and cryptocurrency journalism
There are also roles in cryptocurrency consulting, law, and compliance, among others
To pursue a career in cryptocurrency, it is important to have a strong understanding of the technology and how it works
This may require education or training in computer science, economics, or finance, depending on the specific career path you choose
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As with any career, success in the cryptocurrency industry also requires a strong work ethic, dedication, and a willingness to continuously learn and adapt to new developments
While the industry is still relatively new and rapidly evolving, it has the potential to offer exciting and rewarding career opportunities for those who are passionate about the technology and willing to put in the effort to succeed.
What is crypto jobs?
Crypto jobs refer to employment opportunities in the cryptocurrency industry
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Some examples of crypto jobs include blockchain engineers, crypto traders, and compliance specialists
These jobs often require specialized knowledge and expertise in the field of cryptocurrencies and blockchain technology.