As a Senior Software Engineer, Backend, you will design scalable backend systems for a fintech platform, focusing on APIs for transactions and collaborating with cross-functional teams.
About Conduit
At Conduit, we believe in a world of fair economic opportunity, where global commerce can flourish thanks to frictionless exchange of value.
Our first steps in building towards that vision is enabling drastically faster, cheaper, and more reliable transactions for businesses in emerging markets.
We’re here to build. We empower our team to act like founders, make bold decisions, and deliver business outcomes that matter.
Role Overview
Our company is globally distributed, offering the opportunity to collaborate with co-workers across the world. This role requires the availability to work and attend meetings during Eastern Time zone (North America) business hours.
We are looking for a Senior Software Engineer, Backend to design and scale the systems that power our fintech and payments platform.You’ll work with Node.js, TypeScript, and PostgreSQL to deliver scalable APIs that handle high-volume transactions securely and reliably. This role requires strong product awareness, deep technical expertise, and the ability to design solutions that balance performance, maintainability, and business impact. Blockchain and infrastructure experience (Kubernetes, AWS) are a plus.
Key Responsibilities
- Build and operate backend services in Node.js/TypeScript with PostgreSQL at scale.
- Design APIs that power financial transactions, ensuring idempotency, reliability, and developer-friendly integration.
- Architect solutions for complex challenges across payments, ledgering, and reconciliation.
- Lead feature delivery, from design through implementation, testing, and deployment.
- Collaborate closely with product, design, and infra teams to align system design with business priorities.
- Review code and mentor peers, raising the engineering bar across the team.
- Investigate and resolve production issues with a focus on root cause prevention.
Qualifications
- 5+ years of backend software engineering experience. Strong expertise in Node.js, TypeScript, and relational databases (PostgreSQL preferred).
- Proven experience building APIs that power financial or transactional systems.
- Understanding of payments, fintech, or other transaction-heavy domains.
- Experience designing for scalability, reliability, and fault tolerance.
- Familiarity with distributed systems concepts (idempotency, concurrency, data integrity).Excellent communication skills and ability to collaborate across teams.
Nice to Have
- Experience with blockchain development (e.g., smart contracts, wallets, tokenization).Extensive fintech experience.
- Experience building or operating payments systems, including transaction lifecycles, retries, idempotency, and failure handling.
- Familiarity with ledgers, reconciliation, settlement, and FX flows in cross-border financial systems.
- Understanding of payment rails (e.g., ACH, wires, SEPA, SWIFT, cards) and their operational and regulatory tradeoffs.
- Experience designing client-facing APIs with a strong focus on correctness, backward compatibility, clear contracts, and developer experience.
What We Offer
Autonomy and ownership
Freedom to shape your role, work with top-tier talent in a high-agency environment, and resources to innovate without bureaucracy.
Equity
Significant equity stake in a rapidly growing series A startup. Own your impact and share in our success.
Compensation and flexibility
Market-leading salary, performance bonuses, and top health insurance in a remote-first environment with unlimited PTO.
Impactful work
Join a mission-driven team revolutionizing payments for underserved markets, with the chance to build legacy-defining technology.
Top Skills
AWS
Blockchain
Kubernetes
Node.js
Postgres
Typescript
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