| Job Position | Company | Posted | Location | Salary | Tags |
|---|---|---|---|---|---|
sigmasoftware2 | Poland | $87k - $180k | |||
sigmasoftware2 | Poland | $72k - $72k | |||
BERY | San Francisco, CA, United States | $84k - $150k | |||
Crossmint | United States | $140k - $144k | |||
| Learn job-ready web3 skills on your schedule with 1-on-1 support & get a job, or your money back. | | by Metana Bootcamp Info | |||
Clear Street | New York, NY, United States | $100k - $150k | |||
Alchemy | Remote | $135k - $350k | |||
Realm | New York, NY, United States | $200k - $275k | |||
Fairmint | New York, NY, United States | $68k - $90k | |||
1kx LP | Remote | $45k - $54k | |||
Finery Markets | Remote | $24k - $150k | |||
ABC Labs | Ny, NY, United States | $110k - $130k | |||
OP Labs | Remote | $88k - $150k | |||
Polygon Labs | United States | $72k - $90k | |||
Polygon Labs | India | $90k - $125k | |||
Polygon Labs | United States | $63k - $80k |
Company Description
Imagine building a mobile-first platform that could replace payment cards, loyalty cards, and even business cards with one sleek digital identity that works anywhere. This is your chance to join a cutting-edge FinTech/blockchain project as a Senior Android Developer, working fully remotely with a talented, globally distributed team.
At Sigma Software, we are passionate about creating solutions that shape the future. In this role, you’ll work on a product with global reach that combines blockchain, NFC, and QR technologies to deliver secure identity verification and instant transactions.
Why join us? You’ll be part of an innovative environment where your expertise will directly contribute to a product poised for mass adoption, offering career growth, exposure to advanced technologies, and the opportunity to make a real impact.
CUSTOMER
Our client is a leading FinTech/blockchain company specializing in digital identity solutions that integrate payments, loyalty programs, and enterprise networking. Their mission is to replace physical cards with a secure, interoperable digital identity usable across multiple sectors. At the intersection of FinTech, retail, and enterprise networking, they are driving innovation with blockchain, NFC, and QR technologies to deliver seamless and secure user experiences.
PROJECT
You’ll work on a mobile-first platform powered by blockchain, NFC, and QR technology, integrating retail loyalty programs and enterprise networking tools. This solution enables users to instantly share verified contacts, payments, and rewards. This is a unique opportunity to contribute to a product that blends hardware and software integration, has global scalability, and offers diverse use cases across industries.
Key technologies: Android Native, Kotlin Multiplatform (KMP), Jetpack Compose, NFC, QR code integration, and blockchain infrastructure.
Job Description
- Design, develop, and maintain high-quality native Android applications
- Implement SOLID principles and Clean Architecture patterns
- Build modular, reusable components and design systems
- Collaborate with cross-functional teams including iOS, Back-end, and product
- Work on blockchain-integrated features, NFC, and QR-based interactions
Qualifications
- 5+ years of experience in native Android development
- Strong knowledge of SOLID principles and Clean Architecture
- Proficiency in Jetpack Compose
- Experience with modularization and reusable components
- Experience with Android Native or Kotlin Multiplatform (not React Native or Flutter)
- Upper-Intermediate level of English or higher
WOULD BE A PLUS
- Experience with crypto wallets
- Experience with video processing or streaming features
Additional Information
PERSONAL PROFILE
- Proactive and self-driven
- Strong attention to detail
- Collaborative team player
- Comfortable working in a distributed team environment
- Passionate about emerging technologies
What is the work of fintech?
Fintech (short for financial technology) refers to the use of technology to innovate and improve financial services
Fintech companies develop and offer various financial products and services that are often more convenient, affordable, and accessible than traditional financial services
Fintech in Web3 is focused on developing decentralized financial (DeFi) applications that enable peer-to-peer financial transactions without intermediaries such as banks or other financial institutions
These DeFi applications are built on blockchain technology, which provides transparency, security, and immutability to financial transactions
Some of the common areas of fintech include:
- Payment and money transfer services: Fintech companies offer online payment solutions, mobile wallets, and digital currency exchanges to facilitate the transfer of money between individuals or businesses.
- Personal finance and wealth management: Fintech companies provide online investment platforms, robo-advisors, and financial planning tools to help individuals manage their money and invest in a more efficient way.
- Lending and financing: Fintech companies offer various loan and financing options, such as peer-to-peer lending, crowdfunding, and invoice financing, which are often more flexible and accessible than traditional bank loans.
- Insurance: Fintech companies offer innovative insurance products and services, such as peer-to-peer insurance and usage-based insurance, that are tailored to meet the needs of customers.
- Decentralized exchanges (DEXs): These are platforms that enable peer-to-peer trading of cryptocurrencies without intermediaries. DEXs use smart contracts to execute trades automatically and securely on the blockchain.
- Decentralized lending platforms: These platforms use smart contracts to enable peer-to-peer lending without intermediaries. Borrowers can access loans without going through a traditional bank or financial institution, while lenders can earn interest on their funds.
- Decentralized insurance platforms: These platforms use smart contracts to automate the claims and payout process, reducing fraud and increasing transparency.
- Decentralized identity solutions: These solutions use blockchain technology to create a secure and decentralized identity system, enabling users to control their own data and identity.