Integration Specialist - Crypto / Web 3 / Fintech / BaaS

About the Role

We’re looking for an Integration Specialist to lead technical onboarding and ongoing support of B2B partners integrating with a crypto-fintech Banking-as-a-Service (BaaS) platform.

In this role, you’ll act as a bridge between partners and the platform’s technology, ensuring smooth integrations across REST APIs, webhooks, and on-chain (EVM) components.

Key Responsibilities:

- Lead the full integration process for new B2B partners, ensuring smooth onboarding and timely launches across both API and on-chain touchpoints

- Act as the primary technical point of contact for partners, supporting them with API documentation, smart wallet integrations, and blockchain-specific queries

- Conduct UAT and certification checks to validate transaction flows, wallet operations, and compliance requirements

- Identify, troubleshoot, and resolve technical issues during integration, including debugging API calls, webhook failures, and on-chain transaction errors

- Maintain, update, and continuously improve integration guides, API documentation, and technical runbooks

- Work closely with Engineering, Product, and Commercial teams to align technical delivery with business objectives

Requirements:

- 3+ years of experience in a technical support, technical account management, or integrations-focused role
- Languages: Russian or Ukranian - must have 

- Strong understanding of REST APIs, JSON, and webhooks

- Hands-on experience with API testing tools (Postman/Insomnia or similar)

- Familiarity with blockchain concepts: wallets, transactions, EVM basics, and token standards (ERC-20)

- Experience with blockchain analyze via explorers

- Understanding of account abstraction, smart wallets/MPC wallet infrastructure

- Experience with stablecoins, payment rails, or fintech/crypto products background

- Experience using log management tools to investigate and debug issues

- Ability to explain complex technical concepts clearly to both technical and non-technical stakeholders

- Strong written and verbal communication skills in English (Upper-Intermediate or higher)

- Ownership mindset: you care about results and long-term partner success

- Ability to work independently, prioritize effectively, and stay focused on outcomes

Nice to Have:

- Basic to intermediate SQL querying skills

- Basic knowledge of Python / TypeScript / Go programming language

- Knowledge of KYC/AML compliance flows in crypto context

- Hands-on experience running technical demos

What We Offer:

- Opportunity to work at the intersection of traditional finance and blockchain technology

- Direct impact on partner success and platform growth

- Collaborative environment with experienced blockchain engineers and product teams

- Professional growth in the rapidly evolving Web3/fintech space