Design, develop, and maintain robust APIs including public TTS API, internal APIs like Payment, Subscription, Auth and Consumption Tracking, ensuring they meet business and scalability requirements. Oversee the full backend API landscape, enhancing and optimizing for performance and maintainability. Collaborate on B2B solutions, focusing on customization and integration needs for enterprise clients.
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- Build, own, and report on the performance of complex end-to-end systems.
- Actively participate in product decisions and refining the product roadmap.
- Work with the Platform team to provide universal architecture and experience across our products.
Speechify is the easiest way to listen to the world’s information and is absorbing the world’s content to help members listen on the go at their own speed.
- Design and build reliable backend services that scale across millions of creators and episodes, enabling seamless podcast ingestion into Spotify.
- Drive technical discussions, propose new ideas, and help shape the future of podcast infrastructure.
- Collaborate closely with engineers, product managers, and multi-functional partners across the Podcast Mission.
Spotify transformed music listening forever when we launched in 2008 and our mission is to unlock the potential of human creativity.
Architect, develop, and maintain scalable backend services for voice and chat AI applications. Lead the migration from PHP/HTTP to a real-time backend framework. Integrate 3rd party APIs such as Twilio (voice), WhatsApp, ElevenLabs, OpenAI and others.
Tuotempo transforms healthcare experiences through intelligent digital solutions, powering some of Europe and Latin America's leading healthcare institutions.
- Be the first line of support AssemblyAI's customers.
- Serve as the "product expert".
- Be the liaison between the customer and our engineering teams.
AssemblyAI is at the forefront of Speech AI, creating powerful models for speech-to-text and speech understanding. They have over 200,000 developers and 5,000 paying customers and are a remote team of startup veterans and AI researchers looking to build one of the next great AI companies.
Seeking a Backend Engineer with 4+ years of experience to join the Noa Notes team. Focus on scalability, clean architecture, and the ability to ship iteratively while learning fast. Design and develop backend systems with a focus on scalability, reliability, and observability.
Docplanner is creating a healthcare ecosystem that seamlessly connects patients with doctors while integrating smart tools to provide quicker, more precise diagnoses and treatments.
- Review and modify machine-generated audio segmentation and transcriptions.
- Ensure all transcriptions meet quality standards for AI speech-recognition development.
- Follow detailed project guidelines as an AI Specialist.
CrowdGen is where you will join the CrowdGen Community as an Independent Contractor and help enhance AI-powered speech recognition.
- Design scalable, future-proof data platforms optimized for AI research workloads.
- Build efficient self-serve data processing pipelines leveraging GCP's advanced services.
- Implement guardrails for cost, quality, and performance.
AssemblyAI is at the forefront of Speech AI, creating powerful models for speech-to-text and speech understanding via an API. They're a remote team of startup veterans and AI researchers looking to build one of the next great AI companies.
- Architect, develop, and maintain scalable, robust backend services, starting from our voice and chat AI applications.
- Integrate 3rd party API integration such as Twilio (voice), WhatsApp, ElevenLabs, OpenAI and others.
- Design, build, maintain, and improve multi-agent orchestration frameworks for AI-powered conversations.
Tuotempo is the trusted patient engagement platform powering some of Europe and Latin America's leading healthcare institutions.
- Collaborate remotely with a globally distributed team.
- Design and implement new features and enhancements from spec to production and ongoing operations at scale.
- Review code and technical designs produced by other engineers.
Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets.
- Review and modify machine-generated audio segmentation and transcriptions.
- Ensure all transcriptions meet quality standards for AI speech-recognition development.
- Follow detailed project guidelines as an AI Specialist
Appen provides or collects the data for machine learning.
Become a go-to expert in Canva’s Infrastructure for System Integrations, helping shape the direction and technical foundation of our 2P integrations. Partner closely with product teams across the Ecosystem supergroup to understand the product landscape and influence roadmaps with technical insight. Craft clear and accessible technical documentation, including reference architectures, best practices, white papers, and solution briefs.
Canva is a company redefining how the world experiences design.
- Review and modify machine-generated audio segmentation and transcriptions.
- Ensure all transcriptions meet quality standards for AI speech-recognition development.
- Follow detailed project guidelines as an AI Specialist, contributing top-quality data.
Appen enhances AI-powered speech recognition through review and refinement of audio segmentation and transcription.
- Design, develop, and maintain backend services, APIs, and data pipelines that power Knock's customer-facing and internal applications.
- Architect and build scalable backend services using Node.js and TypeScript, ensuring they integrate seamlessly with our frontend experiences.
- Contribute to AI-powered features and initiatives, integrating AI services to enhance our risk analysis and decision-making capabilities.
Knock is redefining the home buying and selling experience. They are a passionate team of industry experts who knew there had to be a better, simpler way for people to navigate the journey between homes and have been honored as one of Inc.’s Best Workplaces six times in the past seven years.
- Review and modify machine-generated audio segmentation and transcriptions.
- Ensure all transcriptions meet quality standards for AI speech-recognition development.
- Work flexibly and comfortably while contributing top-quality data.
Appen provides or improves data for machine learning and artificial intelligence.
- Build FastAPI services, Pydantic models, evaluation tooling, integrations with device APIs, and guardrails to keep responses safe and useful.
- Drive implementation for Phase 2 of the AI Sleep Chat targeting Q2 2026.
- Translate voice/text commands into device API calls, design and implement multi-agent architecture for command processing pipeline.
At Hatch, they’re on a mission to help people build better sleep habits—so they can feel more focused, energized, and present in their lives.
As a Senior Software Engineer – AI Integrations, you will be responsible for building the connective tissue between our enterprise systems and our emerging AI platform layer. You will design and implement the APIs, service integrations, cloud functions, and orchestration patterns that allow AI agents to access the right data. You will ensure integration components are secure, well-tested, observable, and aligned with platform governance.
RWS unlocks global understanding by growing the value of ideas, data and content by making sure organizations are understood.
- Lead technical efforts across multiple teams, owning system reliability.
- Mentor engineers and drive improvements that scale beyond a single team.
- Design, develop, and maintain scalable and secure APIs and integration services.
Since 2012, Bugcrowd has been uniting the ingenuity of customers and trusted hackers with their data and AI-powered Security Knowledge Platform™.
- Build scalable backend services and APIs.
- Create responsive dashboards and tools to manage automation systems.
- Implement automation workflows to power real-time operations.
Base360.ai is an intelligent automation engine that connects data, orchestrates workflows, and powers large-scale operational systems.
- Guide the team in delivering high-quality, well-tested technical solutions.
- Own projects through the entire software development lifecycle.
- Leverage understanding of business and engineering strategies to design high-value projects.
Trellis is a profitable, fast-growing Series A startup backed by General Catalyst, QED, NYCA, and Amex Ventures that is reimagining how people shop for home and auto insurance.
- Design, develop, and maintain core OTA services including booking flows and reservation management.
- Build and optimize integrations with third-party travel suppliers and payment gateways.
- Architect scalable, distributed systems capable of handling high-volume transactions.
Casago is a vacation rental company where great people create exceptional experiences. They've grown into a trusted industry leader delivering genuine hospitality, valuing contributions, investing in growth, and giving the opportunity to make a real impact.