Senior Web Application Engineer (PHP) - Osaka

Job Overview

You will be involved in the development and operation of our proprietary product, which has a long track record and is used by numerous customers. Your mission will be to maintain the system's stable operation while continuously improving it to make the service more user-friendly for a wider audience. This position involves enhancing the quality of the current product and addressing technical challenges.

You will work on challenges specific to communication domains, such as handling large-scale data (e.g., chat log data exceeding 100 million records) and designing and operating systems capable of withstanding loads from tens of thousands to millions of users accessing and distributing data.

Our company has established a global development framework, and collaboration with engineers at our Japan, India, and Philippines offices is currently accelerating.

As a result, there is a growing need for a bilingual (Japanese and English) Engineer who can lead product development effectively.

 

Key Attractions of the Role

Direct Contribution to the Customer Base

Our product has a long history and is trusted by numerous customers, providing a unique opportunity to receive direct feedback through daily operations. You will experience the fulfillment of maintaining customer trust and contributing to improving service quality.

Developing Problem-Solving Skills

You will face technically demanding challenges related to product performance, giving you the chance to refine your ability to identify optimal solutions. This environment allows you to further enhance your problem-solving skills while improving the overall performance and scalability of the product.

Autonomy and Proactive Engagement

Engineers in this role enjoy a high degree of autonomy, with the freedom to propose and implement technical approaches and improvements. You will have the opportunity to design and execute optimal solutions based on customer needs and product requirements, enabling you to grow your technical expertise and build a strong portfolio of accomplishments.

The Appeal of Mico

Mico has set an ambitious goal: to become No. 1 in Asia by 2030, with a clear vision for global expansion. Achieving this goal requires tackling numerous challenges and overcoming obstacles.

We provide an environment where you can fully leverage your skills and experience. At Mico, everyone is encouraged to take ownership and lead, making our culture of individual initiative and empowerment one of our greatest strengths.

 

Our Service
Overview of "MicoCloud"

• MicoCloud offers a platform that supports B2C businesses by managing customer information and facilitating communication via a messaging platform.
• By collecting and analyzing customer data as 1st-party data, the platform enables personalized communication and information delivery, fostering customer loyalty and driving revenue growth for businesses.
• Currently, MicoCloud not only supports customer acquisition and engagement as a marketing tool but also enhances one-on-one communication quality post-acquisition, contributing to the maximization of LTV (Lifetime Value).
• The platform extends beyond messaging to embrace a multi-channel strategy. With "Vision2030," we aim to become "Asia’s No.1 Brand Empowerment Company," driving business development with a focus on the global market.

 

Challenges We Address

Leadership in the Conversational Commerce Market
In the rapidly growing conversational commerce (C-commerce) market, especially in Asia, MicoCloud is striving to become the leading solution.
Effective results in C-commerce require more than scattershot strategies. By unifying, analyzing, and improving communication between businesses and consumers, MicoCloud enables businesses to optimize their online marketing efforts on an individualized level.

Streamlining Marketing Operations
Many marketing professionals struggle to dedicate time to strategic tasks due to the burden of daily operations.
By improving operational efficiency through MicoCloud, we aim to create a world where businesses can focus on creative work while providing consumers with more enjoyable and seamless purchasing experiences.

 

The Appeal of Working at Mico

• A "Growing Market × Growing Company"
  The C-commerce market boasts a global scale of nearly 30 trillion yen, with projections suggesting it will surpass the e-commerce market in some countries by 2025.
  Achieved 500% business growth in just two years in the marketing SaaS domain.
  Secured a total of 6.3 billion yen in funding (Series B: 3.5 billion yen).
  Established the No.1 position in LINE marketing within Japan.
  
  
• A Customer-Centric Approach
  Our mission is to expand possibilities for all businesses and create a future where brands and consumers lead richer lives.
  The culture of "WOW THE CUSTOMER" reflects our commitment to addressing customers’ true challenges and delivering results that exceed expectations.
  
  
• The People You Work With
  Our leadership and team embody an "OPEN MIND" approach, fostering open and inclusive communication across all levels.
  Driven by a strong "ALL FOR ONE" spirit, team members work closely together, both internally and externally, with a "Giver Mindset" at the core of our collaboration.
  Surrounded by highly motivated colleagues, you’ll find daily inspiration and opportunities for personal and professional growth.

 

About the Tools, Languages, and Environment

The technical stack varies slightly depending on the product you work on:

• Web Backend: PHP, Laravel
• Web Frontend: Vue.js, Laravel (Blade)
• Database: Aurora MySQL, ElastiCache for Redis
• Infrastructure: AWS, Terraform, CDK, Ansible
• Middleware: Nginx, Supervisor
• Monitoring: NewRelic, AWS (CloudWatch)
• Data Analysis: BigQuery, Google Data Studio, Metabase, Trocco, Snowflake
• Development Environment: Docker
• CI: GitHub Actions
• CDN: CloudFront
• Source Code Management: GitHub
• Communication Tools: Google Meet, Slack, Notion, Redmine
• AI Development Support: GitHub Copilot, CodeRabbit, ChatGPT, Claude

 

Required Skills

• Experience in backend development for web applications (expected 10+ years)
• Proficiency in PHP (expected 5+ years)
• Experience with the software development lifecycle, from requirements definition to release
• Experience as a tech lead or leader in team-based development
• Experience in operating high-transaction systems
• Performance tuning experience
• Experience in bug investigation and remediation
• Familiarity with peer review processes

 

Preferred Skills

• Experience in product management for web/mobile applications
• Work experience in a startup environment
• Development experience using LINE API
• Experience in improving Scrum events
• Knowledge of handling large-scale data transmission and reception
• Experience in agile development
• Hands-on experience with CI/CD
• Re-architecting to address issues in existing architectures
• Development experience with event-driven architecture
• Experience with pair programming or mob programming

 

Desired Qualities

• Ability to persistently engage with challenges
• A proactive mindset for overcoming obstacles independently
• Possessing integrity and a strong sense of responsibility
• Capability to hypothesize and verify with limited information, identifying optimal solutions efficiently
• Skilled in structuring, articulating, or delivering outputs effectively
• Enthusiasm for new technologies and a proactive approach to self-learning
• A questioning mindset that challenges common assumptions and verifies with personal action
• Open and trustworthy communication skills
• Ability to motivate others through positive thinking and statements
• Strong leadership skills to involve and drive others towards achieving goals

 

Work Location    

• Your preferred work location will be discussed.
• Flexible work styles are available depending on job responsibilities (remote/on-site).

 

Average On-Site Frequency 

• About 4 days per month.

 

Osaka Office

• WeWork Midosuji Frontier 1-13-22 Sonezakishinchi, Kita-ku, Osaka-shi, Osaka Prefecture

 

Tokyo Office

• (From January 2024) WeWork The ARGYLE Aoyama 6F 2-14-4 Kita-Aoyama, Minato-ku, Tokyo

 

Work system   

Work Hours

• Standard Schedule: 9:00 AM – 6:00 PM (includes a 1-hour break; overtime applicable).
  Flexible Time: Core hours from 10:00 AM to 4:00 PM.
• Certain grades may fall under a discretionary labor system, per company regulations.

 

Holidays and Leave

• Weekends (Saturday & Sunday), national holidays
• Year-end and New Year holidays
• Summer vacation
• Bereavement leave
• Paid leave (10 days granted upon joining, with additional days based on tenure)
• Other company-designated holidays

 

Probationary Period    

• Generally 3 months (no changes in compensation or benefits during this period).

 

Benefits    

• Commuting allowance (including bicycle commuting)
• Company laptop provided
• Company phone provided (*role-specific)
• Flexible start-time policy (every two months upon request)
• Social insurance (health, pension, employment, workers' compensation)
• Life and health support leave
• Health checkup expenses are covered
• Parental and childcare support programs
• Club activity support