Senior Backend Engineer (Hybrid)

Pasay City, Metro Manila
Permanent
Full-time

1 month ago

Job Description:At Umpisa Inc., our mission is to make the Philippines be known globally as a tech hub.Umpisa Inc. is a progressive technology services company that partners with select industries, clients and people to work on pioneering and industry-changing solutions via digital transformation, modern software development and venture building.We create a set of world-class and impactful products and solutions to help organizations and individuals live better lives. We offer demanding, challenging and rewarding careers in software development, product development, emerging technologies, and more for the right candidates.Essential Skills:

Aligns with our values: Excellence, Integrity, Professionalism, People Success, Customer Success, Fun, Innovation and Diversity
Strong communication skills
Strong problem solving and analytical skills
Excellent problem-solving ability
Would like to work as part of a self-organizing Scrum team in a scaled agile framework
Must be a self-starter and loves to collaborate with the team and client

Summary:We are seeking a highly experienced Senior Backend Engineer with strong expertise in fintech and banking systems. The ideal candidate has deep experience designing, building, and scaling secure, high-performance backend systems that handle financial transactions, payment processing, and distributed workloads.You will take ownership of critical backend services, contribute to architectural decisions, mentor engineers, and ensure systems are scalable, secure, compliant, and production-ready. This role requires strong hands-on development skills combined with architectural leadership in high-availability financial environments.Key Responsibilities:1. Technical ExpertiseProgramming & Backend Development

Strong proficiency in JavaScript / TypeScript
Extensive hands-on experience with Node.js and NestJS
Working knowledge of Python (optional but advantageous)
Build modular, maintainable, and testable backend services following clean architecture principles

Database Engineering

Design and optimize high-performance databases:

PostgreSQL (transactions, indexing, query optimization, ACID compliance)
MongoDB (document modeling, performance tuning)
Redis (caching, session storage, performance acceleration)
Implement data consistency, idempotency, and transactional integrity for financial systems

API & Integration

Design and implement secure, scalable RESTful APIs
Familiarity with GraphQL (plus)
Implement authentication, authorization, rate limiting, and API versioning
Integrate with internal and external financial systems

Messaging & Event-Driven Architecture

Build distributed systems using:

Apache Kafka
RabbitMQ
Implement asynchronous processing, event streaming, and high-throughput transaction flows

System Architecture & Scalability

Architect and maintain:

Microservices-based systems
Distributed systems
Composable backend architectures
Design systems capable of handling high TPS (transactions per second)
Ensure fault tolerance, observability, and horizontal scalability

Containerization & DevOps

Containerize services using Docker
Support CI/CD pipelines and automated deployments
Work with Git-based workflows for version control and collaboration

Payments & Financial Systems

Design and maintain payment logic flows
Implement transaction validation, reconciliation, and status reporting
Ensure idempotency and consistency in financial transaction processing
Apply best practices for high-reliability financial systems

Code Quality & Engineering Excellence

Write clean, maintainable, well-documented code
Enforce coding standards and perform code reviews
Promote automated testing and continuous integration
Mentor junior engineers and elevate team standards

2. Project Leadership & Delivery

Lead backend projects from architecture to production deployment
Provide accurate technical estimations and sprint planning inputs
Participate actively in Agile/Scrum ceremonies
Maintain comprehensive documentation for APIs and architecture
Ensure timely delivery of features and production fixes

3. Security & Compliance

Implement industry-standard security best practices:

Encryption (in transit and at rest)
Authentication & Authorization
Secure API design
Support compliance requirements relevant to fintech/banking environments
Ensure secure coding practices across all services

4. Performance & Reliability

Optimize database queries and backend performance
Reduce latency and improve system throughput
Diagnose and debug complex distributed system issues
Maintain high system uptime and reliability

5. Collaboration & Communication

Collaborate with frontend engineers, QA, DevOps, and product teams
Translate technical concepts into business-friendly communication
Provide technical guidance and mentorship to engineers

Requirements:Qualifications:

10+ years of backend engineering experience
Strong hands-on experience with:

Node.js
TypeScript
NestJS
PostgreSQL
MongoDB
Redis
Apache Kafka
RabbitMQ
Docker
Git
Proven experience in fintech, payments, or banking systems.
Strong understanding of:

Microservices architecture
Distributed systems
High-availability systems
Scalable transaction processing
Experience working in Agile/Scrum environments

Preferred Experience:

Experience with GraphQL
Experience handling high TPS financial systems
Experience implementing ISO 20022 or financial messaging integrations (plus)
Experience designing payment gateways or core banking integrations

Soft Skills:

Strong leadership and mentorship capabilities
Excellent communication and stakeholder management skills
Strong analytical and problem-solving mindset
Ability to thrive in fast-paced fintech environments
High ownership and accountability

Deliverables & Success Metrics:

High-quality, production-ready backend services
Secure and scalable payment processing systems
Consistent on-time delivery of features
Reduced latency and improved system performance
Reliable and compliant financial backend infrastructure

Education:

Bachelor's degree in Computer Science, Software Engineering, or a related field (or equivalent practical experience).

Umpisa

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