Senior Backend Engineer (open for all stacks)

Senior Backend Engineer (open for all stacks) Apply We usually respond within three days Shape The Future of Global Health, from Vietnam 🇻🇳 At Elfie, we’re not just building a health tracking app. We’re changing how people manage their health worldwide. If you're looking for a mission with global reach, real impact, and a team that scales fast and learns even faster, you’ve just found your next move. About The Role We’re looking for a seasoned and passionate engineer interested in joining our early-stage venture as full-time backend developer. In this role, you will build and maintain our product’s backend services, APIs, and deployment, for our global health tech mobile platform. If you are reading this and are internally thinking "that ticks all of my boxes, when can I start?", we want to hear from you, today! What You’ll Get 💰 Competitive Salary - Offered based on your location and experience 💻 Tech Setup - Receiving the equipment and tools you need to do your best work 🌱 Growth Opportunity - We support your growth and skill development over time 🎯 Bonus Scheme - Performance-related, quarterly paid 🌴 Paid Time Off & Public Holidays - Policy varies by country and contract type 🏠 Hybrid Working (Vietnam Office Only) - Typically 3 days in the office per week 🍛 Meals & Refreshments (Vietnam Office Only) - We’ve got you covered What You’ll Do Contribute on a daily basis to the codebase with attention to detail and high quality. Develop solutions to concrete user-facing problems, design and implementation of large software components, systems, and features. Build, test, deploy, maintain, and improve software, specifically APIs used by our native mobile client applications. Being autonomous on managing his/her own project priorities, deadlines, and deliverables. Resolve challenging technical issues. Collaborate closely with teammates and help grow their abilities through technical contributions and mentorship. Contribute to a culture of quality and innovation for our engineering team and across the company. What You’ll Need This role is open to everyone, regardless of your programming language; as long as you have a “can-do, can-learn” mindset to adapt to our current tech stacks, Python and Node. Minimum 4 years of experience working as a Software Engineer Excellent communication skills in English (professional and personal fluency); Experience with micro-services Experience in Python and using LLM as Vertex AI or OpenAI API is a plus. Experience with a NoSql datastore and data modelling. Experience with DevOps and cloud infrastructure – GCP – and docker. Ability to code review and provide feedback on the work of other developers. Experience working in a fast-paced startup environment with quick iteration, continuous deployment, and test-driven development; Positive attitude and willingness to roll up sleeves and dig deep to achieve goals; Strong bias for action - you know we have a lot to deliver and you can help us get there Why Join Elfie? We're a global start-up that is mission-led, and fiercely product-driven. We're building something that improves lives - and we're doing it with a culture of trust, freedom, and high performance. About Elfie Elfie is the first completely free, gamified mobile app that rewards users for managing their health. Our goal? To become the world’s largest self-reported medical record platform — across all therapeutic areas. We operate in 10+ countries today, with plans to expand into 15 by the end of 2025. 📲 Try Elfie for yourself by downloading it on the App Store for IOS or Google Play store for Android. What Now? Apply today for immediate consideration! Got someone in mind? We offer a referral reward if your recommendation is hired. Contact Talent Acquisition for more info. Department [SP] Software & Platforms (Coding) Locations Ho Chi Minh City Remote status Hybrid