■About primeNumber We are a data technology company with the vision of "Transforming all data into business power." Data is now the driving force of business. Managing data freely is a prerequisite for corporate management and the core of success. In the modern era, where the value of data increases daily, we aim to realize our vision through the "DATA ORCHESTRATION CLOUD" initiative, encompassing various products and services. ■ What we provide ・Comprehensive data infrastructure support service "TROCCO®" ・Data catalog "COMETA®" to promote the discovery, understanding, and utilization of data ・"Data Engineering Solution Services" supporting everything from building data utilization environments to realizing data utilization from a data engineering and consulting perspective Our flagship product, TROCCO®, is provided to over 1,000 companies and organizations as of March 2024, including CyberAgent, Recruit, Mercari, and Osaka Gas. We are also promoting global expansion, supporting businesses worldwide with advanced technology and unique ideas. For more details about our company and culture, please check the primeNumber recruitment site. Recruitment Site https://recruit.primenumber.co.jp/ Company Introduction Materials https://speakerdeck.com/pn_pr/primenumber-introduction [Targeting a market size of about 2 trillion yen] Aiming for the Japanese data management market, which is expected to reach 18 billion yen in 2024, and the North American data integration market, expected to exceed 2 trillion yen by 2026, we plan to increase the number of TROCCO® adopting companies in the domestic market by more than five times within three years and aim to introduce it to 2,000 companies in the overseas market within five years, establishing a global de facto standard. ■ Why we hire To embody TROCCO®'s product vision of "enabling quick, safe data analysis and utilization with low learning costs, building a data infrastructure capable of long-term operation, and realizing a world where 'all data is transformed into business power,'" we will strategically enhance and update its functions more than ever. We are looking for individuals who understand both business and product strategies, possess technical skills, and can lead the organization with us! ■ Job Description You will be involved in the development of the backend and frontend of TROCCO® and COMETA®. You will lead projects in cooperation with PdM, designers, and CS, involving other development members. (Even if you do not have expertise in data engineering, you can catch up, so we welcome those who are even slightly interested to apply for a casual interview.) Development Examples: ・Development and improvement of connectors ・Developing and improving over 100 types of connectors supported by TROCCO®, such as HubSpot for source transfer and BigQuery for destination transfer ・Development of workflow functions ・Developing features that import data pipeline configuration information from GitHub ・Developing functions to visualize data dependencies on BigQuery/Snowflake (data lineage) ・Developing various new features to solve data engineering challenges ・Developing the new product data catalog "COMETA®" ・Investigating and fixing various bugs ■ As a Software Engineer at primeNumber you can experience ・Being a rare domestic product for engineers, you can be involved in upstream requirement/specification formulation with PdM. ・You can be involved in developing UI/UX aimed at quick, safe, long-term data utilization, considering both introduction and long-term operation. ・All employees strongly wish to return value to customers with TROCCO® and believe in the product. ・In an engineering-first corporate culture, those who can create value are respected and given discretion. ・Working in a high-level team environment with many senior software engineers, gaining development experience regardless of age or years of experience. ・The management, sales, and CS teams have abundant technical knowledge, ensuring understanding of technical investments. ・Since the full-scale global expansion started in 2023, you can be involved in global-standard products. ・Gaining broad knowledge in the "data engineering" field, expected to grow overwhelmingly in the future, and enhancing your market value. ■ Reference Materials ・primeNumber Culture Introducing our founding background and important values (8 Elements) https://note.primenumber.co.jp/m/m01089dc05116 ・Frequently Asked Questions by Engineers During Casual Interviews https://note.com/kekekenta/n/n73423afd139b ・Article on the Relationship Between Business and Product Development https://note.com/kekekenta/n/naf4d2e96b7a8?magazine ■ Product Development Department Structure 1 CTO / 2 EM / 12 Software Engineers / 2 SRE 3 PdM / 1 Designer / 1 Technical Writer ■ Technical stacks ・Programming Languages：Ruby (Rails), Typescript (React), Java (Embulk) ・Infrastructure AWS (mainly EKS, ECS Fargate) ・Configuration Management Kustomize, Terraform ・Monitoring CloudWatch, New Relic, Redash, Rollbar ・CI/CD CircleCI, GitHub Actions ・Communication GitHub, Google Workspace, Slack, Confluence, Miro ・Others Okta, 1Password

■Required Skills ・Experience in web application development and database　design/operation for services of a certain scale ・Experience in technology selection and architecture design ・Experience leading teams and driving projects ・Experience troubleshooting databases and middleware

■Preferred Skills ・Development with React/TypeScript ・Kubernetes operation ・Experience building and operating commercial services using AWS ・API integration development with external systems ・Operating Embulk/Developing Embulk plugins ・Experience in designing, building, and operating mid-to-large scale services ・Knowledge of application security

■Desired Characteristics ・Alignment with primeNumber’s mission and values (8 Elements) https://primenumber.co.jp/recruit/ ・Logical thinking ability ・Willingness to work while communicating with a wide range of professions such as PdM, designers, and CSE ・Desire to lead a team and achieve great things