Senior Software Engineer

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🕒 July 1

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OKTO PAYMENTS

WebsiteLinkedInAll Job Openings

51 - 200 employees

💳 Fintech

🔌 API

🤝 B2B

Fintech • API • B2B

OKTO PAYMENTS is a payments and paytech company that provides a unified, software-driven platform for deploying digital payment solutions at scale. The company offers orchestration of pay-ins and payouts, treasury and settlement services, and APIs for real-time, mobile-first transactions across multiple countries. OKTO PAYMENTS includes RegTech capabilities (KYC, AML, fraud) to ensure compliance, targets merchants and enterprises with B2B integrations, and emphasizes fast integration, localized operations, and multilingual support.

📋 Description

• Leading the design and architecture of complex distributed systems that handle real-time financial transactions at scale. • Spearheading the integration of payment gateways, banks, card networks, and alternative payment methods. • Taking a lead role in our transition to a microservices-based architecture for payments. • Creating and maintaining high-quality, optimized code with robust unit tests and appropriate test coverage. • Providing technical leadership, mentoring junior developers, and guiding the team in best practices and efficient coding techniques. • Collaborating with cross-functional teams to deliver highly scalable, performant solutions. • Driving continuous improvement initiatives, identifying bottlenecks, and optimizing the software development lifecycle. • Collaborating with DevOps to optimize CI/CD pipelines, and monitoring strategies for production systems.

🎯 Requirements

• Excellent academic background: Bachelor’s or Master’s degree in Computer Engineering or a related field. • Proven experience (7+ years) in backend software development, with at least 3 years leading teams and architecting payment systems. • Proven Working Experience in fintech/payments • Strong understanding of payment flows, settlement, reconciliation, and fraud detection mechanisms. • Deep knowledge of Java 11+, Spring Boot. • Strong experience with AWS cloud services, including IAM, EC2, S3, Lambda, RDS, DynamoDB, and API Gateway. • Hands-on experience with transaction management, database tuning (PostgreSQL, MySQL, or NoSQL stores), and high-availability strategies. • Extensive experience with Event-Driven Software Design Patterns and complex systems architecture. • Expertise in microservices architecture, specifically with Java 11+, Spring Boot, Spring Cloud (Netflix OSS), OAuth2 Security, and JPA ORM. • Expertise in designing secure RESTful APIs and working with OAuth2, JWT, and SSO mechanisms. • Advanced proficiency in Git for source control and versioning. • Strong technical writing skills, with the ability to produce clear and concise technical requirements, design documents, and specifications. • A proven ability to communicate complex technical concepts effectively in both English and Spanish.

🏖️ Benefits

• 💰 Competitive Compensation • 📈 Career Growth • 🎓 Continuous Learning • 🌱 Inclusive Environment • 🏠 Work-from-home • 🎂 Birthday leave