ai analyst backend bitcoin blockchain community manager crypto cryptography cto customer support dao data science defi design developer relations devops discord economy designer entry level erc erc 20 evm front end full stack gaming ganache golang hardhat intern java javascript layer 2 marketing mobile moderator nft node non tech open source openzeppelin pay in crypto product manager project manager react refi research ruby rust sales smart contract solana solidity truffle web3 py web3js zero knowledge
| Job Position | Company | Posted | Location | Salary | Tags |
|---|---|---|---|---|---|
RoofStacks | İstanbul | $105k - $109k | |||
bitoasis | Amman, Jordan | $126k - $153k | |||
Cryptio | London, United Kingdom | $84k - $106k | |||
Blockstream | Remote | $105k - $115k | |||
| Learn job-ready web3 skills on your schedule with 1-on-1 support & get a job, or your money back. | | by Metana Bootcamp Info | |||
Bitgo | Remote | $180k - $210k | |||
Wintermute | Remote | $87k - $106k | |||
Lemon.io | Indonesia |
| |||
Almanax | New York, NY, United States | $122k - $180k | |||
Bullet | Singapore, Singapore | $100k - $140k | |||
Binance | Dubai, United Arab Emirates |
| |||
Coinbase | Remote | $186k - $218k | |||
Perena | New York, NY, United States | $72k - $112k | |||
Altoros | Remote | $45k - $117k | |||
Number Group | Remote | $120k - $200k | |||
Tether | BE Berne CH | $106k - $107k |
Senior Software Developer (Virtual POS)
İstanbul
RoofMoney – Sanal Pos /
Full Time /
Hybrid
Apply for this job
As Roof Stacks, we have been carrying out innovative projects since 2015. We aim to become a global actor in Tourism Systems, Extended Reality(AR/VR), Blockchain Technologies, Game Development, and Financial Technology, which are our areas of expertise.
We focus on creating a difference with the technologies we develop and designing the future. We have strengthened our position in the global market by opening a new office in Austin, USA, which hosts world technology giants from all over the world.
💼 Responsibilities:
- Design, develop, and maintain secure, high-volume, 24/7 active transactional systems
- Contribute to architecture and design, with a focus on API Gateway layers and microservices
- Analyze complex business requirements and collaborate with cross-functional teams
- Write clean, scalable, testable code following modern development best practices
- Participate actively in Agile methodologies (Scrum, Kanban)
- Provide technical insight during design, implementation, and testing phases
- Define and execute test and research activities based on business needs
- Ensure customer expectations are fully understood and reflected in project outcomes
✅ Requirements:
- Experience in developing software for large-scale, enterprise-level projects
- Strong command of object-oriented programming (OOP) principles
- 7+ years of experience in software development
- Proficiency in .NET (C#) and/or Java is highly preferred
- Prior experience in Virtual POS (Sanal POS) projects is a strong plus
- Alternatively, experience in internet-facing, high-security, high-availability, transactional systems
- Solid understanding of Payment Systems
- Familiarity with Mastercard, Visa, BKM process simulators
- Knowledge of EMV, Switch, Provisioning, Dispute Management
- Understanding of Card Production and Smart Card Technologies
- Experience in Merchant Management and POS operations
- Strong analytical, communication, and problem-solving skills
- Ability to prioritize, plan, and deliver tasks effectively
- Demonstrated ability to understand and align with customer and business expectations
Apply for this job