Backend Engineer – Internal Systemsの求人

## Share Knowledge, Empower the World Arches is a global platform for expert knowledge, strategic solutions, and talent, with a particular strength in Asia. We connect people and insights to help organizations make better decisions and drive real impact. At Arches, titles don't drive us, purpose does. We empower ambitious professionals to grow fast and work globally with the flexibility to thrive in their own way. Since 2019, we’ve grown 6× to become a global knowledge platform connecting 160,000+ experts across industries. With offices in 8 cities and a team of ambitious professionals from 15+ nationalities, we help the world’s top consulting firms, investors, and Fortune 500 companies make smarter decisions. Backed by $6M+ funding and cutting-edge technology, we’re scaling faster than ever — and there’s space for bold talent to grow with us. Learn more about us: [Arches on LinkedIn](https://www.linkedin.com/company/arches-expert-network-service/) # INDUSTRY OVERVIEW The _Expert Network Services (ENS)_ industry connects our clients (consulting and investment firms) with specialized insights from top experts. With a strong focus on the Asia-Pacific region, our team is fluent in the languages ​​​​​​​​​​​​​​​​across the area and has unmatched recruitment capabilities to find experts from any industry or niche. # ROLE OVERVIEW As a _Backend Engineer_ at Arches, you will collaborate closely with two senior engineers to develop and continuously improve our internal systems that support core business operations. # RESPONSIBILITIES * Develop, test, and operate _Ruby on Rails_ applications for internal systems * Implement _authentication and authorization_ mechanisms (eg, JWT) * Build, document, and maintain _RESTful APIs_ * Design, optimize, and maintain _MySQL databases_ using _ActiveRecord and raw SQL_ * Support application development, deployment, and operations using _Docker and AWS_ # _REQUIREMENTS_ _Essential Qualifications_ We value _strong AI-driven learning ability_ over experience with a specific tech stack. * _3–5 years of backend development experience, or equivalent professional capability_ * Strong ability to _learn quickly using AI tools_ (LLMs, AI coding assistants, etc.) * Experience with _any modern backend framework_ (Ruby on Rails not required) or an equivalent solid technical foundation * Good understanding of _RESTful APIs_ * Basic knowledge of _relational databases (RDB)_ and experience with _ORMs_ * Experience working in a _GitHub-based team environment_ (pull requests, code reviews) _Key Attributes & Preferred Experience_ * _AI & Development Mindset_ * Experience with AI-driven development or hands-on use of AI coding tools * Experience learning or working with Ruby on Rails * _Infrastructure & DevOps_ * Basic knowledge of _AWS_ * Experience with _Docker_ and _ECS (Fargate)_ * Familiarity with _CI/CD pipelines_ , especially _GitHub Actions_ * Experience with _logging and monitoring tools_ (eg, Sentry, CloudWatch) * _Security_ * Basic understanding of _application security_ principles * Familiarity with security scanners and _WAF-level security concepts_ * _Additional Tech Stack (Nice to Have)_ * Experience with _Redis, ElasticSearch / OpenSearch, or BigQuery_ * Basic understanding of frontend technologies _(JavaScript / TypeScript, React)_ # BENEFITS _Compensation & Benefits_ * Competitive base salary with performance reviews every year * Annual Bonus – 1-month gross salary * Paid Leave – 12 days of annual leave, plus additional paid leave for significant life events and 8 days of sick leave * Private Medical Insurance _Career Growth_ * Rapid Career Advancement – ​​Tackle challenging problems for top startups and gain skills for the global stage, with opportunities for swift promotions * Build a High-Caliber Network – Collaborate with and learn from top industry leaders and decision-makers, expanding valuable connections for career growth _Engagement_ * Enjoy a vibrant work environment with team activities, quarterly dinners, company trips, social gatherings, and office snacks and drinks. Support for employee well-being also includes sports clubs (badminton, golf, football, etc.) * Flexible Work Arrangements **Arches is more than a company—it's a movement to democratize expertise. We're building a future where knowledge is accessible to all, and you can be a driving force in this transformation. Join our team of passionate professionals, backed by visionary investors, and make your mark on the global stage!**