Sanas is pioneering the future of human communication. Founded by a team of Stanford researchers and entrepreneurs with deep industry experience, Sanas has developed the world's first real-time speech AI platform capable of accent translation, noise cancellation, speech enhancement, cross-language communication, and more.

Sanas makes conversations clearer, more inclusive, and more effective, removing barriers that prevent people from being understood, regardless of accent, background noise, or native language.

Sanas is currently one of the fastest growing startups in Silicon Valley, growing from $16M to $50M ARR in 2025. The company's core business is profitable and is on track to end 2026 with >$120M ARR. Our team combines deep expertise in model innovation and systems engineering with a design-minded product engineering culture to build and ship cutting-edge AI models and experiences — entirely in-house.

Sanas is a 180-strong team, established in 2020. In this short span, we've successfully secured over $100 million in funding. Our innovation has been supported by the industry's leading investors, including Insight Partners, Google Ventures, Quadrille Capital, General Catalyst, Quiet Capital, and other influential investors. Our reputation is further solidified by collaborations with numerous Fortune 100 companies. With Sanas, you're not just adopting a product; you're investing in the future of communication.

If you’re looking to have a significant role in roadmapping and driving technical directions, if you’re looking to deploy challenging and big ideas without much overhead or slowness, if you're looking to leave your mark on an ambitious, generational mission to change how the worlds thinks about speech + AI, then Sanas is a well-suited place for you.

Job Description

We are seeking a highly skilled and experienced Senior / Software Engineer to play a pivotal role in the development and evolution of our flagship desktop application, which is a cross-platform App. You will leverage your deep expertise in C++ / Flutter / JS, and RESTful API integration to contribute to the design, implementation, and optimization of key features across our SDK and frontend. This role offers an exciting opportunity to tackle complex technical challenges and make significant contributions to a high-impact product.

Key Responsibilities: 

• Contribute to the architectural design and implementation of the desktop application, focusing on the C++ App-core/SDK, Flutter frontend, and their interaction with backend systems via REST APIs.
• Develop and enhance the app business logic, user interface, ensuring a responsive and intuitive user experience.
• Implement and integrate with RESTful APIs to communicate with backend services (Authentication, PostgreSQL, Clickhouse, etc.).
• Ensure the performance, reliability, and scalability of the application components you contribute to.
• Write comprehensive unit and integration tests to ensure code quality.
• Participate actively in code reviews, providing and receiving constructive feedback.
• Troubleshoot and debug complex issues spanning the frontend, SDK, and backend interactions.
• Collaborate closely with other engineers, architects, and product managers to deliver high-quality software.
• Contribute to technical documentation and knowledge sharing within the team.
• Stay up-to-date with the latest advancements in  Flutter, and related technologies.

Must have qualifications:

• Bachelor's or Master's degree in Computer Science or a related field.
• 4+ years in software development.
• Deep expertise in at least one of the core areas: Flutter frontend development, or RESTful API integration.
• Strong understanding of software development principles, design patterns, and best 
• Experience of developing and working with CI/CD pipeline, focusing on build automation, unit testing, static and dynamic code analysis.
• Experience with cross-platform desktop application development is a plus.
• Familiarity with database systems such as PostgreSQL and Clickhouse.
• Proficiency with version control systems (e.g., Git).
• Excellent problem-solving, analytical, and communication skills.
• Ability to work effectively both independently and as part ¹ of a collaborative team.

Preferred qualifications:

• Experience with performance optimization techniques for desktop applications.
• Contributions to open-source projects in C++ or Flutter.
• Experience with other frontend or backend technologies.
• Experience in an agile development environment.

Joining us means contributing to the world’s first real-time speech understanding platform revolutionizing Contact Centers and Enterprises alike.

Our technology empowers agents, transforms customer experiences, and drives measurable growth. But this is just the beginning. You'll be part of a team exploring the vast potential of an increasingly sonic future.