Principal Frontend Engineer (ReactJS)

ABOUT CLIENT

Our client is a big fintech company from Japan

JOB DESCRIPTION

Create and develop a high performance SaaS B2B application
Ensure products are delivered responsibly, with a focus on availability, scalability, security, and maintainability
Collaborate with a product owner, a designer, and backend engineers to integrate product features
Transform UI/UX designs and business requirements into high-quality, well-tested, clean, simple, and maintainable code
Set the example for technical best practices
Address technical issues, risks, and challenges, escalating when necessary and offering solutions
Sustain and enhance product quality

JOB REQUIREMENT

At least 8 years of experience in web development.
A minimum of 5 years of experience in frontend development with React/Typescript.
Proficiency in Agile development.
Strong understanding of JavaScript fundamentals.
Sound knowledge of HTML and CSS.
Familiarity with frontend testing frameworks such as Jest, Mocha, etc.
Experience using, designing, and building GraphQL Web Service APIs.
Knowledge in designing system architecture.
Proficiency in designing and maintaining UI components (Stotrybook, Visual Regression Test, etc.).
Outstanding verbal communication skills in English.
At least 1 year of experience with backend development (Golang/ Java/ NodeJS/ Others).
Familiarity with CI/CD (Github workflow, Circle CI) and infrastructure (AWS, Heroku).
Experience with container-based development (Docker, docker-compose, Kubernetes).
Experience with the scrum master role.
Proficiency in utilizing design systems.
Experience in utilizing state management libraries (Redux, etc.).
Understanding of microfrontend architecture.

WHAT'S ON OFFER

Employees have the flexibility to work two days in the office and three days from home
Work hours are flexible, with the option to start between 8AM-9AM from Monday to Friday
Full salary during the probation period
Eligibility for various insurance benefits, including social, health, and unemployment insurance, as well as private health and accident insurance
Additional perks such as a 13th-month salary, 16-24 paid days off, and paternity leave
Opportunities for annual company trips, quarterly team building activities, and participation in billiards and running clubs
Access to an annual health check and well-equipped facilities, including a MacBook Pro and additional monitor
Clearly defined career paths for employees
Sponsorship for foreign language and international technology-related certifications
Access to both internal and external training courses, soft-skill workshops, and tech seminars
Recognition awards and biannual performance and salary reviews (in June and December)

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:

ReactJS, Typescript

Location:

Ho Chi Minh - Viet Nam

Working Policy:

Hybrid

Job ID:

J01722

Status:

Close

Related Job:

Senior AI DevSecOps Engineer

Ho Chi Minh - Viet Nam


Product

  • Devops
  • AWS
  • Azure
  • Security

CI/CD Pipeline Management: Build and manage the CI/CD pipeline to ensure automation, security, and scalability across all stages of the development lifecycle. Infrastructure & Security: Design and implement secure multi-cloud infrastructure solutions leveraging cloud services, containerization, and orchestration tools (e.g., Kubernetes, Docker). Policy as Code: Define and enforce security and compliance policies across Kubernetes clusters using OPA (Open Policy Agent) or Kyverno, ensuring guardrails are automated and auditable. AI & Platform Automation: Drive the adoption of AI-powered tools and workflows to automate infrastructure operations, optimise CI/CD pipelines, accelerate root cause analysis, improve security posture, and enhance engineering productivity. Observability & Alerting: Build and maintain a comprehensive observability stack (NewRelic, Prometheus, Grafana, ELK/EFK, or Azure Monitor) with proactive alerting, dashboards, and runbooks for critical business flows and security events. Secret & Credential Management: Design and enforce secrets management practices across all environments using, Azure Key Vault, AWS Secrets Manager, 1Password, ensuring zero hardcoded credentials in codebases and pipelines. Incident Response & On-Call: Own and continuously improve incident response processes - define runbooks, lead post-mortems, track MTTR, and participate in on-call rotation to maintain platform reliability and SLO adherence. Threat Modelling & Penetration Testing: Conduct regular threat modelling sessions with engineering teams and coordinate or perform penetration testing activities to proactively identify attack surfaces before they reach production. Code Security: Conduct regular code reviews and static/dynamic analysis to identify and remediate security vulnerabilities. Compliance and Best Practices: Ensure compliance with industry standards and best practices, including GDPR, ISO, PCI-DSS, and others. Collaboration: Collaborate with development, operations, and security teams to foster a culture of automation and security-first thinking. Mentorship: Mentor junior engineers and other team members on security best practices. Documentation: Maintain thorough and up-to-date documentation of security policies, procedures, and incident reports. Trend Scouting: Stay updated with the latest trends in technology and AI to integrate innovative solutions into our processes.

Negotiation

View details

Senior Data Engineer (C++, Python, AI/LLM)

Ho Chi Minh - Viet Nam


Outsource

  • Data Engineering
  • C/C++
  • Python

Enrich a wide range of structured and unstructured data into high-quality datasets for quantitative analysis and financial engineering. Enhance data quality and integrity by developing validation tools and frameworks to measure the effectiveness of data enrichment pipelines. Develop a deep understanding of machine learning, deep learning, and emerging AI/LLM applications, and analyze the underlying dynamics and behaviors within the data. Generate insights from large-scale datasets and collaborate with research teams to identify opportunities for tradable signals. Design and develop utility tools to automate software development, testing, deployment, and monitoring workflows. Provide technical support for global researchers, including diagnosing root causes of technical issues, troubleshooting Python and C++ code, and proposing scalable fixes and improvements. Investigate, debug, and resolve issues in C++ applications and data pipelines, with a strong focus on performance, stability, correctness, and maintainability. Explore and apply AI/LLM-based solutions to improve data processing, workflow efficiency, troubleshooting, documentation, and research support processes.

Negotiation

View details

Senior Backend Engineer

Ho Chi Minh, Ha Noi - Viet Nam


Product

  • Golang
  • Ruby

Design, build, and operate backend services that power a leading B2B SaaS platform for the construction industry. Design clean, maintainable, and extensible software architecture. Identify and resolve performance bottlenecks (query optimization, caching, async processing). Drive software quality through automated testing, code reviews, observability, and CI/CD practices. Review and validate AI-generated code to ensure maintainability, correctness, and security. Mentor engineers and raise the team's engineering bar.#Development environment: 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

Negotiation

View details