Senior Backend Engineer

ABOUT CLIENT

Our client is a leading technology company that specializes in creating innovative products for the mobile industry.

JOB DESCRIPTION

Develop, construct, and operate backend services for a leading B2B SaaS platform serving the construction industry.
Establish an organized, maintainable, and scalable software architecture.
Identify and address performance bottlenecks such as query optimization, caching, and asynchronous processing.
Uphold software quality with automated testing, code reviews, observability, and CI/CD practices.
Validate AI-generated code to ensure security, accuracy, and maintainability.
Provide guidance and support to engineers to enhance the team's engineering standards.
Backend: Ruby (on Rails), Golang, Amazon Aurora (MySQL), DynamoDB
FrontEnd: Nuxt.js, Vue.js, Next.js, ReactJS
Mobile App: Kotlin, Swift, Flutter
Deploy/ Build: AWS Amplify, CodePipeline, CodeBuild, CircleCI, GitHub Actions
Others: Swagger, Docker, Figma, Confluence, JIRA, esa, gRPC
Infrastructure: Helm, Terraform
Automation test: Autify, Magicpod

JOB REQUIREMENT

Bachelor's degree in Computer Science, Software Engineering, Artificial Intelligence, or related field is required; a Master's degree is a plus.
8+ years of experience in backend development with a track record of designing, building, and deploying complex, large-scale, and high-traffic software systems using languages such as Go, RoR, Python, Java, C#, or Node.js.
Proficiency in AI coding tools such as Claude Code, GitHub Copilot, and Cursor and ability to verify the output for issues like hallucinated APIs, security vulnerabilities, and architectural fit.
Hands-on experience with observability platforms like Datadog, CloudWatch, and Prometheus/Grafana.
Proficiency in Vietnamese and English for effective communication with Japan HQ and documentation.
Nice to have: Experience with Go or Ruby (Rails); Microservices experience including service boundaries, gRPC/REST API design, message queues, and distributed transaction patterns; Cross-functional collaboration skills for effective communication with Frontend teams (React/TS) and DevOps teams (AWS/Kubernetes) to ensure end-to-end system reliability.

WHAT'S ON OFFER

Generous compensation and benefits, with comprehensive insurance coverage
Regular semi-annual performance evaluations
Extra month's salary as a bonus
Hybrid work arrangement
18 days of leave, including annual and New Year's holidays
Comprehensive healthcare package from the beginning of employment
Yearly health check-up
Opportunities for career growth and exposure to cutting-edge technologies
Bonus for patents and inventions
Company trips, year-end celebrations, and holiday gifts
Provision of MacBook Pro or laptop.

CONTACT

PEGASI – IT Recruitment Consultancy | Email: recruit@pegasi.com.vn | Tel: +84 28 3622 8666
We are PEGASI – IT Recruitment Consultancy in Vietnam. If you are looking for new opportunity for your career path, kindly visit our website www.pegasi.com.vn for your reference. Thank you!

Job Summary

Company Type:

Product

Technical Skills:

Golang, Ruby

Location:

Ho Chi Minh, Ha Noi - Viet Nam

Working Policy:

Hybrid

Job ID:

J02230

Status:

Active

Related Job:

Senior UX Designer

Ho Chi Minh - Viet Nam


Product, Outsource

  • UI/UX

Lead the end-to-end UX process, from initial user research and ideation to wireframing, prototyping, and final design delivery. Facilitate UX workshops with users and stakeholders, conduct usability testing, and translate findings into actionable design improvements. Collaborate closely with cross-functional product teams, product owners, engineers, and other stakeholders to ensure design solutions meet business objectives and technical requirements. Act as the primary point of contact for the development team and coordinate design activities with UX designers across different teams. Create high-quality user interfaces in Figma and communicate user flows effectively through interactive, clickable prototypes. Mentor and guide UX designers, product owners, and developers, fostering a culture of continuous learning and improvement. Build and maintain the Figma design system to ensure design consistency across all product developments. Identify opportunities to improve the user experience across all touchpoints and contribute to the long-term product strategy.

Negotiation

View details

Engineer Mobile React Native

Ho Chi Minh - Viet Nam


Outsource

  • React Native

Application Design & Development: Development of complex mobile applications using React Native. Write clean, scalable, and maintainable code that enhances application stability. Collaboration with Cross-Functional Teams: Ensure efficient communication between mobile front-end and back-end services. Testing & Automation: Implement unit tests, integration tests and end-to-end tests. Leverage testing libraries such as Jest, React Native Testing Library, and Detox. Contribute to the automation of testing processes to ensure quality and reduce manual effort. Continuous Integration & Deployment: Implement CI/CD pipelines to streamline development and deployment workflows. Optimize build processes, and improve overall development efficiency. Performance & User Experience Optimization: Focus on delivering high-quality, high-performance mobile applications. Ensure smooth animations, fast load times, and responsive interactions for an enhanced user experience.

Negotiation

View details

Senior Software Engineer

Ho Chi Minh - Viet Nam


Outsource

  • Frontend
  • NodeJS

Develop cutting-edge, responsive websites utilizing the latest frontend technologies and frameworks (Angular, React, Vue) as well as Cloud platforms and API integrations. Offer technical insight to various teams, such as assessing the viability of a new feature for the user experience team. Collaborate with Senior Engineers to create sophisticated dynamic web applications using digital stacks. Work closely with internal teams to produce, assess, test, and troubleshoot intricate, accessible, and W3C-compliant data-oriented web applications that integrate with client systems, web services, and third-party APIs. Implement programming best practices and standard methodologies including design review documentation, object-oriented development, and in-line comments for maintainable and scalable code. Operate in an agile development environment focusing on speed and prototyping. Engage in discussions with design and other departments to understand requirements, propose implementation strategies, and offer feedback. Assist the QA team in developing and executing test plans to ensure software quality and resolve any issues. Provide ongoing application support including troubleshooting and issue resolution. Mentor junior team members by offering coaching and guidance. Collaborate with clients on enhancements and improvements post-launch. Coordinate with teams across different locations, including nearshore and offshore teams.

Negotiation

View details