上場マーケティング支援企業でのSales Platform_Senior Frontend Engineerの求人

As a backend engineer who will technically lead our fast-growing SFA/CRM product, you will take on a wide range of responsibilitiesfrom design and development to supporting team growth. Design, build, and maintain robust, high-performance software applications and systems.

Tackle complex technical challenges with creative and effective solutions.
Produce clean, efficient, and well-documented code that adheres to best practices.
Lead discussions on technical design, architecture, and long-term system strategy.
Mentor junior engineers, providing guidance and sharing technical expertise.
Conduct thorough code reviews to ensure quality, consistency, and maintainability.
Keep current with emerging technologies, frameworks, and industry trends.
Actively contribute to Agile processes such as sprint planning, daily stand-ups, and retrospectives.
Collaborate closely with product managers, designers, business owners,and fellow engineers to deliver aligned outcomes.
Help define technical specifications, project scopes, and implementation plans.

●Position
In this position, you are expected to be the technical compass of the team, not just a developer.
People managementsuch as goal setting and evaluationswill be handled by an experienced engineering manager. This environment allows you to focus 100% on technical leadership, technical decision-making, and team growth.

You will leverage your experience to lead technology selection and architecture design, while mentoring junior members to raise the team’s overall technical level. Your impact will directly shape product quality and the culture of our engineering organizationthis is a highly important role.

●Why You’ll Love This Role
Your experience will define our “standards” Because the organization is still maturing, your experience will become the foundation of our processes and culture. You’ll take ownership of building core pillarsarchitecture design, coding conventions, and training systemsgaining rare, high-impact experience.
Grow high-potential juniors into world-class engineers We have highly motivated members in their 20s30s, but structured growth support hasn’t fully caught up. You’ll mentor them closely and scale together as a teaman experience that brings strong purpose and joy.
Tackle advanced challenges in enterprise SaaS As we expand into the enterprise market, we face demanding problems in scalability, performance, and security. You’ll lead the resolution of complex issues, including paying down technical debt, and further increase your market value as an engineer.
Build at the forefront of AI-powered product development We embed our in-house AI technology into the product to create the next generation of SFA/CRM. You’ll deepen your knowledge of AI-driven features and gain practical, hands-on skills in an environment built for innovation.

●Tech Stack
Frontend: React, Typescript, OpenAPI

Backend: Python
Cloud: AWS, GCP
Container: Docker, AWS Lambda
DB: MongoDB, AWS RDS, MySQL, AWS OpenSearch, AWS Redis, Amazon DynamoDB
CI/CD: GitHub Actions, Circle CI, Jenkins
Design Philosophy: DDD
Version Control System: GitHub
Other Tools: Slack, Jira, Confluence, Google Workspace
AI Coding: Company covers the cost of using AI tools such as JAPAN AI SaaS services, Curosor, CharGPT, Claude, etc.
Others: Windows/Mac available by choice

●Required Qualifications
Over 4 years of experience developing front-end applications using React.
Proven experience in developing SaaS products for enterprise customers.
More than 2 years of experience mentoring or leading team members in a senior or leadership capacity.
Knowledge with major cloud platforms such as AWS and GCP.
Practical experience with database technologies, including both SQL and NoSQL systems.

●Preferred Qualifications
Experience leading or managing a development team.
Hands-on experience implementing and utilizing automated testing frameworks.
Vietnamese

●We’re Looking For
Someone passionate about analyzing complex technical challenges and driving solutions
Someone who takes joy in the team’s growth and success, and actively shares their own experience
Someone who enjoys unstructured environments and takes ownership to build processes and culture
Someone who collaborates across departments to tackle shared problems together

企業の収益拡大・生産性向上など様々な課題解決につながるソリューションを開発・提供するマーケティングテクノロジーカンパニー

アドテクノロジー/デジタルマーケティングの領域において、最先端のテクノロジーを活用し、顧客企業様の収益最大化に役立つプロダクトを独自開発。中でも、WEBメディアやスマートフォンアプリの広告枠に対し、アクセスしたユーザの分析を行い、最適な広告をリアルタイムのオークション形式で届ける、プラットフォーム事業に注力しています。