Fullstack Blockchain Developer - Johar Town, Punjab
Only for registered members Johar Town, Punjab, Pakistan
1 month ago
* This salary range is an estimation made by beBee
Job summary
We're building a cross-border payments platform with custody, KYC, ACH funding, stablecoin conversion, and payout integrations. You'll own backend services that connect these pieces, ensure compliance, and keep the ledger accurate.
Responsibilities
- Build and maintain microservices in or Go (ECS Fargate, Lambda).
- Integrate with Zero Hash APIs (custody, KYC, payments, liquidity, transfers).
- Implement Plaid (ACH, external account linking) and Astra/PSPs (card funding, payouts).
- Design and manage databases: DynamoDB, RDS (double-entry ledger), Redis cache.
- Work on authentication & KYC flows with Cognito + Zero Hash SDK.
- Build payment flows (ACH debit, mint/burn stablecoins, PSP payouts).
- Implement monitoring, security, and scaling patterns on AWS (CloudWatch, Secrets Manager, API Gateway, VPC, etc).
Qualifications
- 3+ years backend engineering experience.
- Strong in API design and integrations (REST, webhooks, HMAC signing).
- Comfortable with AWS stack (Lambda, ECS, RDS, DynamoDB, S3, Secrets Manager).
- Experience with databases and ledgers (transactional consistency, double-entry).
- Familiarity with payments/fintech concepts: KYC, ACH, fiat/crypto conversions, PSPs.
- Good understanding of security practices (auth, key management, rate limiting).
Job description
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