Senior Engineer - Stablecoin
Sokin
Belgrade, Serbia
Senior Engineer - Stablecoin
Role
We are looking for a passionate Senior Engineer to join our growing Tech team, helping us to transform and scale our payments platform through the power of crypto.
This role will involve ownership of the entire engineering lifecycle from concept to production and release, being involved primarily in backend development with contribution to the frontend as well - it will be a high-impact position building our new stablecoin product from scratch.
As a Senior team member you will have influence with technical direction, work collaboratively with stakeholders and drive high standards for code quality and performance. To help us drive success and achieve business goals you will be responsible for designing, building, deploying and maintaining new long-term features and services that are both scalable and reliable.
About Us
Sokin is a next-generation B2B financial services provider, enabling businesses to make and receive global payments with greater speed, lower cost, and total transparency. Our mission is simple: we’re simplifying global business - so businesses thrive wherever they choose to grow. We deliver services across:
• Global payments and receivables
• Foreign Exchange (FX)
• Treasury management
• Finance reconciliations
We are rapidly expanding, with established presence in EMEA, APAC, and North America,
Backed by a strong global infrastructure and industry-leading partners, we are redefining how businesses move money worldwide.
Our clients span industries from sports and entertainment to logistics and travel, and our community is growing rapidly. As we continue to expand, we’re building a team of exceptional people who share our ambition to transform the future of global payments.
Key Responsibilities
Technical Leadership & Architecture
Implement robust, scalable stablecoin infrastructure supporting multiple blockchains
Design and implement cross-chain bridge solutions and settlement mechanisms across Ethereum, Polygon, Stellar, Solana, and other Layer 1/Layer 2 networks
Stablecoin Development
Build and maintain integrations with leading stablecoin protocols and their APIs using infrastructure providers like Infura, Alchemy, Quicknode, etc.
Develop and support integrations with EVM, Solana, Tron blockchains, smartcontracts, DeFi protocols.
Implement multi-signature wallet solutions and secure key management systems.
Design and build integrations for real-time price feeds and reserves verification
Create automated monitoring and alerting systems for on-chain and off-chain stablecoin operations
Payments & Settlement Infrastructure
Develop integrations with providers, traditional payment protocols and card systems.
Build robust reconciliation and settlement connecting blockchain and banking rails
Implement transaction routing and fee optimization strategies
Design failover and disaster recovery mechanisms for payment continuity
Develop real-time treasury management and liquidity rebalancing systems
Compliance & Risk Management
Implement transaction monitoring, screening, and compliance controls for AML/CFT requirements
Design audit trails and immutable logging for regulatory reporting
Collaborate with legal and compliance teams to implement VASP and MiCA requirements and travel rule protocols
Develop circuit breakers and risk management controls for anomaly detection
System Integration & Operations
Build robust APIs and webhook systems for stablecoin functionality and data analytics, monitoriing.
Integrate with banking partners, liquidity providers, and DeFi protocols
Implement comprehensive observability, monitoring, and alerting infrastructure
Optimize database design for high-volume transaction processing and blockchain data
Lead incident response and post-mortem analysis for production issues
Team Leadership & Collaboration
Mentor engineers across the organization on stablecoin technology and blockchain development
Conduct thorough code reviews with focus on security, performance, and maintainability
Collaborate with Product, Operations, and Compliance teams on feature development
Contribute to engineering hiring, including technical interviews and role definitions
Document architectural decisions, runbooks, and technical specifications
Requirements
Stablecoin & Blockchain Expertise
7+ years of software engineering experience, with 3+ years working directly with blockchain technology, infrastructure, exchanges, wallets.
Deep understanding of major stablecoin mechanisms: fiat-collateralized (USDC, USDT), crypto-collateralized (DAI), and algorithmic models.
Deep understanding of blockchain transactions, wallet, addresses, smart contract integrations and yield mechanics.
Hands-on experience integrating with stablecoin APIs from 3rd party providers.
Strong knowledge of EVM-compatible blockchains, TRON, Solana.
A track record building and deploying production smart contracts
Technical Skills
Senior-level proficiency in backend development (Nest.js/Node.js - must, Go, Rust – would be a plus).
Experience in creating basic smart contracts, integrating of smatcontracts, testing frameworks (Hardhat, Foundry, Truffle), and security auditing.
Deep understanding of cryptographic primitives, key management (HSMs, MPC), and wallet infrastructure
Proficiency with event-driven architectures and distributed systems
Strong database skills with both SQL and NoSQL systems
Familiarity with containerization (Docker, Kubernetes) and CI/CD pipelines
Please note, candidates will need to have the right to work in the jurisdiction that they are looking to work in.
We are an equal opportunities employer committed to creating an inclusive work environment. As a growing global startup, we value agility and flexibility in our working culture. If you require any accommodations during the recruitment process, please let us know.