
About ELSA:
Founded in 2016, ELSA harnesses the power of generative AI to improve English communication skills globally with headquarters in San Francisco and offices in Lisbon, Tokyo, Jakarta, Singapore, Ho Chi Minh, Hanoi, and Sao Paulo. ELSA is at the forefront of AI-driven language learning innovation, transforming how people worldwide enhance their English-speaking skills. Vietnam. With over 50 million users and 1 billion hours of anonymized English audio data, ELSAs depth of data and ability to improve English communication skills is unmatched. ELSAs hyper-personalized learning paths adapt to users goals and interests, making learning engaging and effective. Business learners have industry and role-based learning, enabling them to improve their English daily at work. ELSA is backed by leading investors including Gradient Ventures - Googles A.I. fund, Monk's Hill Ventures and Global Ventures. ELSAs vision is to transform lives and organizations through effective spoken English.
About the role:
As a Middle Full Stack Engineer, you will play a key role in developing and deploying software that solves critical business needs. You will not only be a skilled developer but also a leader and mentor, guiding your team to deliver high-quality, reliable, and maintainable software. You will have the opportunity to shape the development pipeline, influence technical decisions, and collaborate with stakeholders across the organization.
Key Responsibilities:
Infrastructure and Operations:
Team Collaboration and Growth:
Code and Quality:
Continuous Improvement:
Customer Focus:
Requirements:
Why ELSA?

Together with a very talented team of speech recognition scientists and linguistic experts, we created ELSA (English Language Speech Assistant), one of the smartest A.I. assistant for pronunciation training and accent reduction. Our vision is to enable the 1.5 billion language learners around the globe to speak foreign languages with full confidence and unlock their opportunities in life.
Our flagship product, ELSA Speak, is a personal virtual pronunciation coach. ELSA can listen to you speak English, pick out the exact errors as you speak at an individual sound level or intonation, rhythm, and pitch. ELSA will then give you instant feedback and recommendations on how to fix those errors. All these feedback are fully automated using our proprietary speech recognition technology based on deep-learning algorithm.
Our recent accomplishments:
- “The Best Digital Learning App” at Reimagine Education 2016
- The 2016 winner of the world’s largest startup competition SXSWEdu Launch
- Honorable Mention: Fast Company's World Changing Ideas Awards, 2020
- GSV Edtech 150, CBInsights AI 100, 2020 & 2021
- Recognized as Top 5 Best Artificial Intelligence Apps (by Research Sniper); and Top 4 Companies Using AI To Transform The World (by Forbes)
- 50+ million users across 200+ countries
- Invested by Gradient Ventures - Google’s A.I. fund
For career opportunities, please visit https://elsaspeak.com/careers