Senior Product Developer Engineer

Position: Senior Product Developer Engineer
Company: LifeArk Co., Ltd.  (Assignment will be in Bangladesh)
Location: On-site, Dhaka, Bangladesh 
Employment Type: Full-time 
Working Days: Monday – Friday (Saturday&Sunday off) 
Working Hours: 9 AM – 6 PM (1-hour lunch break)

 🏢 About the Company  
LifeArk Co., Ltd. is a Tokyo-based startup that builds software products and provides offshore development services for Japanese companies. By combining local product leadership in Japan with highly skilled engineers in Bangladesh, we deliver high-quality and cost-effective development solutions. Our mission is to bridge global talent with opportunities in Japan while supporting companies facing workforce shortages. We work in an international, collaborative environment focused on building impactful products and services.

💼 Position Overview  
We are looking for a talented Software Engineer with functional programming experience to join our product development team. In this role, you will work across backend, frontend, and cloud infrastructure to build and improve scalable SaaS platforms used by thousands of users in Japan.

You will collaborate closely with the Japan-based engineering team and contribute to the design and development of modern digital products. This role offers the opportunity to work on vertical SaaS, HR services, and platform products, using modern technologies such as Scala (functional programming), Angular, and AWS serverless infrastructure.

⚙️ Key Responsibilities  
•⁠  Develop backend services using Scala 3 and functional programming frameworks (Cats Effect, http4s, doobie)
•⁠  Build modern frontend applications with Angular (v18–20) and TypeScript
•⁠  Contribute to end-to-end development across backend, frontend, and cloud infrastructure
•⁠  Develop and operate serverless applications on AWS (Lambda and related services)
•⁠  Implement and maintain CI/CD pipelines to ensure code quality and efficient deployment
•⁠  Collaborate with the Japan-based engineering team and communicate technical topics in English

 ✅ Required Skills & Experience
•⁠  8+ years of software development experience
•⁠  3+ years of backend development experience in Scala, Java, Kotlin )
•⁠  2+ year of functional programming experience ( Scala, Haskell, F# )
•⁠  2+ years of frontend development experience ( Angular, React, Svelte )
•⁠  Experience building or maintaining CI/CD pipelines and ensuring code quality
•⁠  Experience working with cloud infrastructure or serverless architectures
•⁠  Strong problem-solving skills and the ability to work in a collaborative development environment
•⁠  Sufficient English communication skills 

 🌟 Nice to Have  
•⁠  Knowledge of AWS services such as Lambda, S3, DynamoDB, ECS, or CloudWatch
•⁠  Experience with Docker and GitHub Actions
•⁠  Experience developing SaaS platforms or high-scale web services
•⁠  Experience using AI-assisted development tools such as GitHub Copilot or Claude Code

📋 Employment Terms
•⁠  ⁠Contract: Full-time under Orbion Limited 
•⁠  ⁠Probation: 3 months (performance review after probation) 
•⁠  ⁠Paid Leave: 10 days per year (after probation) 
•⁠  ⁠Government Holidays: As per Bangladesh government calendar 
•⁠  ⁠Yearly Performance Bonus: 0–100% of one month’s base salary (after 1 year) 
•⁠  ⁠All employment terms follow Bangladesh Labour Law.

🚀 Why Join Us  
•⁠  Be part of a global engineering team collaborating across Japan and international locations
•⁠  Work directly with an international team in Japan & Bangladesh. 
•⁠  Opportunity to grow in a fast-moving product environment with real user impact

💲 Salary
•⁠  130'000 BDT/month ~
•⁠  Will be decided upon the skill and experience

📩 How to Apply
Send your resume to
・Email: recruit@lifeark.biz
・WhatsApp: +8180-6035-6232