Senior Backend Software Developer, FinTech

Keenai Global

IN Full–time
Posted on: March 10, 2026
As a Senior Software Engineer Backend (SSE-1) with 6+ years of experience in FinTech or regulated domains, you will have the opportunity to work on mission-critical platforms handling high data volumes and transactional workloads. Your role will involve contributing to system design, development, and production operations. • *Key Responsibilities:** - Design and build scalable, secure, and fault-tolerant backend services - Develop and maintain enterprise-grade RESTful APIs - Work on transaction-heavy and data-intensive systems with strong consistency requirements - Ensure data integrity, auditability, and traceability across services - Design and optimize database schemas for both relational and document stores - Collaborate with product, frontend, data, and compliance teams for robust solutions - Participate in system architecture and design reviews - Implement best practices for logging, monitoring, alerting, and incident response - Review code, mentor engineers, and enforce best engineering practices - Drive improvements in performance, scalability, and reliability • *Required Skills & Experience:** - 6+ years of backend engineering experience in FinTech, BFSI, or enterprise SaaS - Proficiency in backend languages such as Python, Java, Node.Js, or Typescript - Hands-on experience designing and consuming RESTful APIs - Strong experience with databases like PostgreSQL, MySQL, and MongoDB - Deep understanding of data modeling, transactions, and concurrency - Experience in building distributed systems and asynchronous processing workflows - Familiarity with caching layers like Redis or Memcached - Experience running production systems on cloud platforms like AWS, GCP, or Azure - Strong understanding of security fundamentals and resolving production issues • *Good to Have:** - Experience in regulated environments - Exposure to event-driven architectures (Kafka, SQS, Pub/Sub) - Experience with microservices and service-to-service communication - Familiarity with CI/CD pipelines, infrastructure as code, and deployment strategies - Experience in handling financial, analytical, or reporting-heavy systems - Ability to write clear technical design and architecture documents As a Senior Software Engineer, you are expected to demonstrate a strong sense of ownership and accountability for production systems. You will have the opportunity to work on high-impact FinTech systems, influence architecture, and collaborate with a strong engineering culture focused on quality, reliability, and learning. As a Senior Software Engineer Backend (SSE-1) with 6+ years of experience in FinTech or regulated domains, you will have the opportunity to work on mission-critical platforms handling high data volumes and transactional workloads. Your role will involve contributing to system design, development, and production operations. • *Key Responsibilities:** - Design and build scalable, secure, and fault-tolerant backend services - Develop and maintain enterprise-grade RESTful APIs - Work on transaction-heavy and data-intensive systems with strong consistency requirements - Ensure data integrity, auditability, and traceability across services - Design and optimize database schemas for both relational and document stores - Collaborate with product, frontend, data, and compliance teams for robust solutions - Participate in system architecture and design reviews - Implement best practices for logging, monitoring, alerting, and incident response - Review code, mentor engineers, and enforce best engineering practices - Drive improvements in performance, scalability, and reliability • *Required Skills & Experience:** - 6+ years of backend engineering experience in FinTech, BFSI, or enterprise SaaS - Proficiency in backend languages such as Python, Java, Node.Js, or Typescript - Hands-on experience designing and consuming RESTful APIs - Strong experience with databases like PostgreSQL, MySQL, and MongoDB - Deep understanding of data modeling, transactions, and concurrency - Experience in building distributed systems and asynchronous processing workflows - Familiarity with caching layers like Redis or Memcached - Experience running production systems on cloud platforms like AWS, GCP, or Azure - Strong understanding of security fundamentals and resolving production issues • *Good to Have:** - Experience in regulated environments - Exposure to event-driven architectures (Kafka, SQS, Pub/Sub) - Experience with microservices and service-to-service communication - Familiarity with CI/CD pipelines, infrastructure as code, and deployment strategies - Experience in handling financial, analytical, or reporting-heavy systems - Ability to write clear technical design and architecture documents As a Senior Software Engineer, you are expected to demonstrate a strong sense of ownership and accountability for production systems. You will have the opportunity to work on high-impact FinTech systems, influence architecture, and collaborate with a strong e

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