
Senior Software Engineer β Backend
Posted 2 days ago

Posted 2 days ago
This is a fully remote position, open to applicants in United States.
β’ Design, develop, and scale backend services and APIs that facilitate payments, money transfers, billing, settlements, reconciliation, and ledger systems.
β’ Lead initiatives from conception to completion, including requirements assessment, technical design, implementation, deployment, and operational excellence.
β’ Collaborate with Product, Finance, Risk, Compliance, Operations, and engineering teams.
β’ Create systems that integrate with payment processors, banking partners, card networks, and financial service providers.
β’ Architect resilient payment, ledger, settlement, and reconciliation workflows to ensure financial precision.
β’ Manage mission-critical financial services in production while adhering to uptime, security, compliance, and performance standards.
β’ Advance service-oriented architecture, event-driven systems, APIs, message queues, and scalable financial platforms.
β’ Over 5 years of professional software engineering experience with a focus on Java backend development.
β’ Proficient in Spring Core/Web/Boot, Gradle, JUnit, JVM tuning, and performance optimization.
β’ Strong foundation in computer science principles and experience in designing scalable distributed systems.
β’ Proven experience in integrating with payment processors, settlements, card networks, and banking partners.
β’ Knowledge of transactional systems, financial data consistency, idempotency, auditability, and fault tolerance.
β’ Capability to produce high-quality, testable, maintainable, and secure code.
β’ Practical experience with AWS, including EKS, Aurora RDS, ElastiCache, and DynamoDB.
β’ Familiarity with Docker and Kubernetes.
β’ Experience with both relational and NoSQL databases, such as MySQL, PostgreSQL, and DynamoDB.
β’ Proficient in CI/CD pipelines, Git, and build automation.
β’ Knowledge of observability and monitoring tools like Datadog.
β’ Exceptional communication and collaboration skills in globally distributed teams.
β’ Competitive medical, dental, and vision coverage.
β’ Company equity options.
β’ 401(k) plan with company matching.
β’ Unlimited paid time off plus 13 company-paid holidays.
β’ Parental leave policy.
β’ Complimentary Flex subscription.
β’ Competitive salary plus company equity for full-time non-U.S. employees.
β’ Unlimited PTO for full-time non-U.S. employees.
Sigma Software Group
Plain Concepts
GitLab
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