Role Description This role offers the opportunity to shape the foundational services powering a high-growth SaaS platform used by millions of people. You will design, build, and maintain core infrastructure that enables product teams to deliver reliable, scalable, and innovative features. The ideal candidate thrives in a collaborative, fast-paced engineering environment, with the ability to balance hands-on development, architectural decision-making, and cross-team guidance. You will work on critical platform systems such as analytics, experimentation, feature flagging, and real-time data delivery, directly impacting the efficiency and quality of the overall product experience. This is a chance to influence platform engineering standards, contribute to large-scale distributed systems, and help define the technical roadmap as the platform evolves. - Design, develop, and maintain critical platform services and frameworks that support product teams, ensuring scalability, reliability, and performance. - Build and operate high-availability, distributed systems using technologies such as Ruby/Rails, Go, and real-time server-to-client infrastructure. - Contribute to architectural decisions, technical strategy, and engineering best practices across the platform. - Collaborate with product managers, designers, and engineering teams to translate business requirements into robust platform solutions. - Build internal tools, SDKs, and frameworks that enhance developer productivity and maintain consistency across the platform. - Participate in on-call rotations and drive operational excellence through monitoring, testing, and incident response. - Lead and mentor peers by sharing expertise in distributed systems, real-time data delivery, and platform engineering principles. Qualifications - 7+ years of software engineering experience, with a focus on backend and distributed systems in SaaS or technology companies. - Strong experience with service-oriented architecture, microservices, and building resilient, scalable systems. - Proven track record of building and operating high-traffic, high-availability platforms in production environments. - Proficiency in API design, real-time data systems (Server-Sent Events, WebSockets), and internal developer tooling. - Excellent problem-solving skills, with the ability to diagnose complex system issues and implement effective solutions. - Strong communication skills, able to convey technical concepts clearly to both technical and non-technical stakeholders. - Authorization to work lawfully in the United States. Requirements - Experience with Golang, Ruby/Rails, Node.js, or TypeScript. - Background in platform engineering roles and distributed system architecture. - Experience decomposing monolithic applications into microservices. - Familiarity with cloud platforms, including Google Cloud Platform, Kubernetes, PostgreSQL, and Redis. Benefits - Competitive base salary with ranges depending on location ($187,000 – $271,920 USD). - Top Performer Bonus program and equity awards. - Comprehensive medical, dental, and vision insurance. - Flexible vacation and paid parental leave programs. - Opportunities for career growth, mentorship, and professional development. - Participation in cross-functional projects and collaborative remote team environment.

Role Description We are looking for a Technical Lead with 8+ years of experience in full-stack engineering (backend heavy) to lead architecture, development and technical strategy across our distributed systems and AI initiatives. You will work directly with the Co-Founder, translating product vision into technical execution, guiding a distributed engineering team, and driving the integration of cutting-edge AI capabilities into a production platform that is scaling fast. What You Will Do - Technical Leadership and Architecture - Lead design and implementation of scalable backend systems using Node.js, TypeScript and microservice architectures. - Define and enforce coding standards, design principles and architecture guidelines across the engineering team. - Ensure platform scalability, reliability and security through robust design and proactive system monitoring. - Architect end-to-end AI-powered features from prototype to production, balancing speed with engineering rigour. - AI/ML and Prompt Engineering - Design, build and maintain AI/ML-powered systems including chatbots, voice agents, RAG pipelines and multi-agent architectures. - Own prompt engineering practices across the platform — crafting, testing, versioning and optimising prompts for LLMs. - Implement evaluation frameworks to measure LLM output quality, hallucination rates, latency and cost. - Integrate AI models into production environments and manage model lifecycle, versioning and observability. - Leverage Azure Machine Learning, OpenAI APIs and multi-agentic frameworks to build intelligent, data-driven experiences. - Champion the use of modern AI development tooling across the engineering team. - Voice AI: STT, TTS and Telephony - Lead architecture and integration of Speech-to-Text (STT) and Text-to-Speech (TTS) pipelines for real-time voice AI applications. - Evaluate and integrate providers such as Deepgram, ElevenLabs, Azure Speech and Whisper. - Build and optimise end-to-end voice agent flows: ASR to LLM to TTS with low-latency streaming and graceful fallback handling. - Integrate with telephony platforms such as Twilio, Vonage, LiveKit or SIP/PSTN-based systems. - Infrastructure and DevOps - Own cloud infrastructure strategy on Azure. - Architect for high availability, auto-scaling and fault tolerance. - Manage CI/CD pipelines, containerisation, secrets management and deployment automation. - Maintain and optimise MySQL and cloud data services. - Establish infrastructure-as-code practices and enforce security best practices. - Implement robust observability: distributed tracing, structured logging, alerting and dashboards. - Full Stack Engineering - Drive backend development while ensuring smooth frontend integration using React, Next.js and modern UI frameworks. - Deliver clean, maintainable, testable and well-documented code. - Team Leadership - Work directly with the Co-Founder to translate product vision into a clear technical roadmap. - Communicate complex technical concepts clearly to non-technical stakeholders. - Lead, mentor and upskill engineers across multiple teams. - Collaborate with PMs, BAs and designers to ensure technical feasibility, clear scope and timely delivery. - Foster a culture of ownership, transparency and continuous improvement. Qualifications - 8+ years of experience in software engineering with a strong focus on backend systems and architecture. - Proven expertise in Node.js, TypeScript, React, Next.js and MySQL. - Experience designing and scaling distributed systems and microservices. - Strong, hands-on understanding of AI/ML concepts including model integration, prompt engineering and LLM deployment in production environments. - Practical experience with STT and TTS technologies. - Deep knowledge of cloud infrastructure — particularly Azure. - Experience with Azure Cloud Services, Azure Machine Learning or equivalent cloud platforms. - Solid understanding of CI/CD pipelines, Docker, Kubernetes and infrastructure-as-code. - Expertise in building secure, scalable RESTful and GraphQL APIs. - Excellent knowledge of authentication, authorisation and data security best practices. - Outstanding communication skills. - Proven ability to lead technical teams, set engineering direction and mentor developers. - Comfortable working remotely and aligning to UK business hours. Desirable - Telephony experience: Twilio, Vonage, LiveKit, SIP/PSTN, IVR design or call centre infrastructure. - Experience with data pipelines, ETL or real-time data streaming. - Familiarity with AI operations (MLOps), model evaluation frameworks and A/B testing. - Advanced experience with Azure Kubernetes Service, CosmosDB and API Management. - Demonstrated success in building and scaling high-traffic, data-intensive platforms. - Experience working in regulated industries where compliance and data governance are important. Logistics - Education: We value skills and experience over formal qualifications. - Working arrangements: Fully remote from India, aligned to UK business hours. - Start date: Flexible. What We Offer - Competitive package depending on experience. - Potential share options. - Professional development including conference attendance and CPD support. - The opportunity to define the technical direction of a platform that is scaling fast. - Direct partnership with the Co-Founder on product and technical strategy. - Remote working with a collaborative, high-ownership engineering culture. Diversity and Inclusion We believe diverse teams build better products. We welcome applications from candidates of all backgrounds, and we are committed to creating an inclusive environment where everyone can do their best work. Recruitment Safety Notice QuantumLoopAI will never ask candidates for payment or sensitive financial information during the recruitment process. All official communications come from @quantumloopai.com email addresses. Come Work With Us Ready to lead the engineering behind one of the UK's fastest-growing AI platforms? We would love to hear from you. Questions about this role? Contact careers@quantumloopai.com

Role Description We are looking for a Full Stack Engineer (Backend Heavy) to join our growing India-based development team. You will work across the full stack but spend the majority of your time designing, building and scaling the backend services and APIs that power EMMA. This is a hands-on engineering role where you will take ownership of core platform infrastructure, collaborate with our UK-based product and engineering teams, and help us scale a system that is growing fast. What You Will Do - Architect, develop and optimise scalable, secure backend services using Node.js, TypeScript, and NestJS within a distributed microservices architecture. - Build responsive, intuitive user interfaces using React, Next.js and TypeScript to complement backend capabilities. - Design, optimise and maintain MySQL databases for high-performance, high-availability applications. - Contribute to CI/CD pipelines and automate build, test and deployment processes using Azure DevOps and Docker. - Write high-quality, maintainable code and conduct thorough code reviews to uphold engineering standards across the team. - Collaborate with Product Owners, Business Analysts, UX Designers and fellow engineers to understand requirements and deliver robust end-to-end solutions. - Mentor team members on backend and frontend development best practices, with a focus on building scalable and efficient systems. - Advocate for best practices in software development, DevOps and agile methodologies to ensure a secure, reliable and performant platform. Qualifications - Minimum 2-3 years of experience building scalable, distributed backend systems using Node.js and TypeScript. - Proficiency in developing user interfaces using React, Next.js and modern frontend frameworks. - Strong understanding of distributed systems, microservice architecture and API design. - Expertise in creating secure, scalable RESTful APIs and/or GraphQL endpoints. - Experience building responsive UIs using React, Next.js, Redux and TypeScript, with solid understanding of component-based architecture and state management. - Proficiency in designing and optimising MySQL databases for high-performance applications. - Hands-on experience with Azure or similar cloud platforms for hosting, scaling and monitoring applications. - Familiarity with CI/CD pipelines using tools like Azure DevOps and containerisation with Docker. - Deep understanding of secure coding practices, authentication mechanisms and API gateways. - Strong analytical skills with the ability to break down complex problems into atomic units of work. - Excellent written and verbal communication skills, comfortable collaborating asynchronously with a UK-based team. - Comfortable working remotely and aligning to UK business hours (9:00 AM to 6:00 PM GMT/BST). Requirements - Experience working on high-traffic platforms or products serving large user bases at scale. - Experience with Ionic or similar hybrid mobile application development frameworks. - Advanced Azure capabilities such as Kubernetes, CosmosDB and API Management. - Familiarity with Firebase for notifications and real-time features. - Proven ability to mentor junior team members and lead by example. - Experience with NestJS or similar backend frameworks. Benefits - Competitive package depending on experience. - Potential share options. - Professional development including conference attendance and CPD support. - The opportunity to shape the platform infrastructure at one of the UK's fastest-growing healthtech companies. - Remote working with a collaborative, supportive team.

Role Description We are looking for a Full Stack Developer to join our engineering team remotely from India. You will work across the entire application stack, building and scaling the products that power EMMA and the tools our NHS customers rely on every day. This is not a maintenance role. You will ship features end to end, make meaningful architectural decisions, and see your work improve patient access for millions of people. If you want real ownership in a fast-moving healthtech company where your code has a direct impact on the NHS, this is the role. What You'll Do - Build, test, and deploy features across the full stack, from frontend interfaces to backend services and APIs - Collaborate with the London-based engineering team to design and implement scalable, reliable systems that support growing patient volumes - Own features end to end, from technical scoping and architecture through to production release and monitoring - Develop and maintain integrations with NHS clinical systems and third-party platforms - Write clean, well-tested, maintainable code and contribute to code reviews that raise the bar for the whole team - Identify and resolve performance bottlenecks, ensuring our platform remains fast and reliable under high demand - Contribute to technical decisions around architecture, tooling, and engineering best practices as the team grows - Participate in incident response and on-call rotations to support platform reliability during UK business hours Qualifications - 3+ years of professional experience as a full stack developer working on production web applications - Strong proficiency in at least one modern frontend framework and one backend language or framework - Experience designing and consuming RESTful APIs or GraphQL endpoints - Solid understanding of relational databases and data modelling, with experience writing performant queries - Familiarity with cloud infrastructure and deployment pipelines (CI/CD) - Experience with version control using Git and collaborative development workflows - Strong debugging and problem-solving skills with the ability to diagnose issues across the full stack - Excellent written and verbal communication skills in English - Comfortable working autonomously in a remote setup while collaborating closely with a UK-based team - Willingness to work during UK business hours (9:00 AM to 6:00 PM GMT/BST) Requirements - Experience working in healthcare, healthtech, or regulated industries - Familiarity with telephony or voice AI systems - Experience building integrations with third-party APIs and external platforms - Understanding of NHS digital systems, DTAC compliance, or healthcare data standards (HL7, FHIR) - Experience with real-time communication systems (WebSockets, event-driven architecture) - Familiarity with containerisation and orchestration tools - Experience working in an early-stage startup where you helped define engineering processes and standards - Contributions to open-source projects Logistics - Education: We value skills and experience over formal qualifications - Working arrangements: Remote from India, aligned to UK business hours (9:00 AM to 6:00 PM GMT/BST) - Visa sponsorship: Not applicable (this is a remote role based in India) - Start date: Flexible Benefits - Competitive package depending on experience - Potential share options - Professional development including conference attendance and CPD support - The opportunity to shape the future of NHS primary care at one of the UK's fastest-growing healthtech companies - A remote-first role with real ownership and autonomy, not just ticket execution - Direct collaboration with a London-based founding team that values engineering excellence Diversity and Inclusion We believe diverse teams build better products. We welcome applications from candidates of all backgrounds, and we are committed to creating an inclusive environment where everyone can do their best work. If you are excited about this role but do not meet every requirement, we would still love to hear from you. Recruitment Safety Notice QuantumLoopAI will never ask candidates for payment or sensitive financial information during the recruitment process. All official communications come from @quantumloopai.com email addresses. Come Work With Us Ready to help transform NHS primary care? We would love to hear from you. Questions about this role? Contact careers@quantumloopai.com