Senior Software Engineer (Backend)

SYSGEN RPO; Makati; Hybrid; PHP 1,200,000 - 2,000,000; Full time

Job summary

SYSGEN RPO seeks a Senior Software Engineer (Backend) to design, build, and improve scalable backend systems with a focus on microservices architecture, API development, and database optimization.

You will mentor engineers, collaborate with Product Managers and cross-functional teams, and drive technical initiatives to deliver high-quality software with strong security and observability.

Qualifications

• Bachelor's degree in Computer Science, Engineering, or a related field.
• Experience with Go or Java in backend systems.
• Strong knowledge of API design, microservices, and database optimization.
• Experience with event-driven architectures and message brokers.

Responsibilities

• Design and develop well-architected, scalable microservices and backend systems.
• Collaborate with Product Managers and stakeholders to refine requirements and technical solutions.
• Improve and refactor existing codebases to enhance maintainability, performance, and scalability.
• Develop and maintain reliable APIs and backend services.
• Design and optimize persistence layers and database systems.
• Implement security controls to protect services and data.
• Work with asynchronous workflows, background task processing, and event-driven systems.
• Build effective monitoring, logging, and observability into backend systems.
• Lead and participate in incident response, including troubleshooting, mitigation, resolution, and post-incident improvements.
• Evaluate new technologies and technical approaches to solve complex engineering challenges.
• Lead technical projects, manage deliverables, and ensure alignment across teams.
• Mentor and provide technical guidance to other engineers.
• Participate in code reviews and maintain high standards for software quality and engineering practices.
• Support continuous improvement, training, and other technical initiatives as required.

Skills

Go / Golang

Java

API Development

Database Design

Concurrency

Security Architecture

Technical Project Leadership

Mentoring

Education

Bachelor's degree in Computer Science, Engineering, or a related field

Tools

PostgreSQL

Redis

Spanner

Kafka

RabbitMQ

Job description

We are looking for a Senior Software Engineer (Backend) to design, build, and improve highly scalable backend systems and infrastructure. The role focuses on microservices architecture, API development, database optimization, event-driven systems, security, observability, and incident management.

The ideal candidate combines strong backend engineering expertise with systems thinking and the ability to lead technical initiatives, mentor team members, and work closely with Product Managers and cross-functional stakeholders.

Key Responsibilities

• Design and develop well-architected, scalable microservices and backend systems.
• Collaborate with Product Managers and stakeholders to refine requirements and technical solutions.
• Improve and refactor existing codebases to enhance maintainability, performance, and scalability.
• Develop and maintain reliable APIs and backend services.
• Design and optimize persistence layers and database systems.
• Implement security controls to protect services and data.
• Work with asynchronous workflows, background task processing, and event-driven systems.
• Build effective monitoring, logging, and observability into backend systems.
• Lead and participate in incident response, including troubleshooting, mitigation, resolution, and post-incident improvements.
• Evaluate new technologies and technical approaches to solve complex engineering challenges.
• Lead technical projects, manage deliverables, and ensure alignment across teams.
• Mentor and provide technical guidance to other engineers.
• Participate in code reviews and maintain high standards for software quality and engineering practices.
• Support continuous improvement, training, and other technical initiatives as required.

Qualifications

• Bachelor's degree in Computer Science, Engineering, or a related field.
• Experience with a strongly typed programming language such as Go (Golang) or Java.
• Hands-on experience with relational and non-relational databases such as PostgreSQL, Redis, or Spanner.
• Strong knowledge of persistence layer design, database optimization, and concurrency.
• Proficiency with message brokers such as Kafka or RabbitMQ.
• Experience with background task processing, asynchronous workflows, and event-driven systems.
• Proven experience developing well-architected APIs and microservices.
• Strong analytical and problem-solving skills with excellent attention to detail.
• Ability to solve complex technical problems and develop effective solutions.
• Ability to interpret data, analyze trends, and make data-backed decisions.
• Strong understanding of software engineering principles, systems thinking, scalability, and software quality.
• Demonstrated experience leading technical projects, managing deliverables, and aligning teams toward consistent outcomes.
• Leadership and mentoring experience is required.

Core Skills

• Go / Golang or Java
• API Development
• Database Design & Optimization
• Concurrency
• Security Architecture
• Technical Project Leadership

Work Arrangement: Hybrid – 3 days onsite per week

Schedule: Monday to Friday, 8:00 AM–5:00 PM