Senior Backend Engineer (JAVA / GO)

vanguard software pte. ltd.; Shenton Way; On-site; SGD 120,000 - 180,000; Full time

Job summary

Vanguard Software PTE. LTD. in Singapore is seeking a Senior Backend Engineer to own the design, development, and optimization of backend systems. You will work with cross-functional teams to deliver production-ready code with ownership and high quality.

The ideal candidate has 5+ years of backend experience, strong Java or Go skills, and familiarity with Spring Boot, WebFlux, Kafka, Redis, and SQL/NoSQL databases. You will mentor juniors and help improve processes in an Agile/CI-CD environment.

Qualifications

• Minimum 5 years of backend engineering experience delivering production-level systems.
• Proficient in Java or Go, with Spring Boot, WebFlux, Kafka, Redis, and SQL/NoSQL databases.
• Ability to design modular, scalable backend systems with emphasis on performance, security, and observability.
• Strong problem-solving, risk management, and code quality focus.
• Team collaboration and proactive communication with cross-functional teams.

Responsibilities

• Design and develop scalable, secure backend systems to meet business needs.
• Write clean, maintainable code and perform regular refactoring.
• Identify and resolve performance, stability, and scalability issues.
• Mentor junior engineers and improve development processes.
• Collaborate with product, frontend, and DevOps teams to deliver robust systems.

Skills

Java

Go

Spring Boot

WebFlux

Kafka

Redis

SQL/NoSQL databases

Tools

MySQL/PostgreSQL

Kafka

Job description

JOB SUMMARY:

We are seeking a Senior Backend Engineer to join our growing engineering team. In this role, you will work independently to deliver production-ready, high-quality code with minimal issues. You will take full responsibility for the design, development, and optimization of backend systems, collaborating with cross-functional teams to ensure systems perform at their best. This is an excellent opportunity for an experienced engineer with at least 5 years of work experience who thrives on ownership, scalability, and technical leadership.

JOB DUTIES:

• Design & Development: Build scalable, secure, and reliable backend systems that meet business needs.
• Code Quality: Write clean, maintainable code and improve existing codebases through regular refactoring.
• System Optimization: Identify and resolve performance, stability, and scalability issues.
• Process & Mentorship: Improve development processes and provide guidance to junior engineers.
• Collaboration: Work closely with product, frontend, and DevOps teams to align on solutions and deliver robust systems.

JOB REQUIREMENTS:

• Minimum 5 years of backend engineering experience, delivering production-level systems.
• Tech Stack: Proficient in Java or Go , with experience in Spring Boot , WebFlux , Kafka , Redis , and SQL/NoSQL databases.
• System Design: Capable of designing modular, scalable solutions with considerations for performance, security, and observability.
• Problem Solving: Skilled at identifying edge cases, managing risk, and improving system quality.
• Process Mindset: Able to spot inefficiencies and propose improvements in both tech and workflow.
• Team Collaboration: Strong communication skills and a proactive approach to teamwork and feedback.
• Soft Skills:
• Team Mindset: Proactively contribute to team and company goals with a collaborative attitude.
• Ownership: Take responsibility for your work and deliver with high quality and consistency.
• Adaptability: Open to feedback and willing to learn and grow with evolving challenges.
• Communication: Clearly articulate ideas and decisions with both technical and non-technical stakeholders.

What We Offer:

• Technical Leadership Opportunities : Participate in high-impact projects and lead the design of critical systems.
• Continuous Growth : Access to mentorship, learning resources, and a clear career progression path.
• High-Performance Collaboration : Work with a talented team using modern development practices (Agile/CI-CD).
• Flexibility and Trust : An open culture that encourages innovation and autonomous decision-making.