Senior Software Engineer, Back End, Accounting – Treasury

🕒 October 16

🇧🇷 Brazil – Remote

⏰ Full Time

🟠 Senior

🔙 Backend Engineer

👻 Ghost score 25%

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Caliza

WebsiteLinkedInAll Job Openings

2 - 10 employees

💳 Fintech

₿ Crypto

🔌 API

💰 $8.5M Seed Round - Caliza on 2024-07

Fintech • Crypto • API

Caliza is a fintech platform that provides compliant, real-time payments and USD account infrastructure for global businesses. It offers both a Dashboard and developer-friendly APIs to manage global treasury, multi-currency accounts, FX, instant cross-border payouts, named USD accounts, and stablecoin-enabled payment rails and custody. Caliza targets use cases including marketplace and platform payouts, remittances, international payroll, supply chain finance, import/export payments, and embedded banking features (ACH/wires). The company emphasizes built-in compliance (bank-grade KYC/KYB, sanctions/PEP screening, transaction monitoring), enterprise-grade security, and partnerships with regulated financial institutions (e. g. , Circle, HSBC, regional banks).

📋 Description

• Design and build, from scratch, the system that tracks and accounts for yield and financing instruments • Learn the ledger and money flows end to end across fiat rails and stablecoin wallets • Reduce manual reconciliation work for operations and finance teams • Improve visibility of balances and liquidity positions across rails and currencies • Design, build, and maintain ledger and treasury services in Kotlin and Spring Boot • Model money movement with double-entry accounting, including returns, reversals, fees, and FX • Build reconciliation between the ledger, bank statements, and on-chain wallet balances • Surface reconciliation breaks clearly • Make systems idempotent and resilient so retries and partial failures do not create or lose money • Maintain immutable audit trails supporting finance, compliance, and external audits • Build data and tooling supporting liquidity management • Model yield-bearing and financing instruments in the ledger • Write thorough tests • Review teammates' code • Work closely with finance, compliance, and payment operations teams

🎯 Requirements

• 5+ years of professional back-end development experience • Experience building ledgers, accounting systems, or other systems where correctness of money is critical • Solid understanding of double-entry accounting: debits, credits, balances and reconciliation • Strong experience with Kotlin or Java; the company uses Kotlin • Experience with relational databases such as Postgres • Experience with exact decimal arithmetic, idempotency, and consistency in distributed systems • Experience with message-driven architectures, e.g. RabbitMQ • Hands-on experience with AI-assisted development and judgment to review and question generated output • Comfort with high autonomy and ambiguity in a fast-moving, remote startup • Clear written communication; most collaboration is async • Professional English required • Candidates must be authorized to work in their country of residence • Visa sponsorship is not available • Background check may include criminal history, employment and education verification, and sanctions screening • Nice-to-have: experience at a payments company, bank, or fintech, ideally with treasury or settlement • Nice-to-have: familiarity with bank statement formats and payment messages such as ISO 20022 camt.053 and BAI2 • Nice-to-have: experience with stablecoins, custody wallets, or on-chain reconciliation • Nice-to-have: experience with FX, multi-currency accounting, or liquidity management • Nice-to-have: experience with yield-bearing or financing instruments • Nice-to-have: experience supporting audits or regulatory reporting

🏖️ Benefits

• Health coverage may be included, varying by country of employment • Paid time off and holidays may be included, varying by country of employment • Home office or equipment allowance may be included • Professional development budget may be included • In-person team offsites • Employer-of-record employment or contractor engagement for candidates outside the US, with pay and benefits structured to local law and market practice

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