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Backend Developer

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Toronto, Ontario, Canada MarkiTech Full time $90,000 - $120,000 per year
Backend Developer (JavaScript / / Cloud & AI Integrations). Location: Toronto, ON (Hybrid - 2-3 days in office). Experience Level: 3+ Years. Company: CliniScripts. Type: PT  Employee.

About CliniScripts CliniScripts is an AI-powered platform helping mental health professionals automate time-consuming non-billable work such as clinical note-taking, transcription, scheduling, and billing.

We're scaling rapidly and building secure, compliant, and intelligent systems to improve clinician workflows and patient outcomes. We are seeking a Backend Developer experienced in JavaScript ) and cloud platforms, with a strong understanding of AI integrations, speech-to-text pipelines, and HIPAA/pHIPAA-compliant database structures. This is a hybrid role based in the Greater Toronto Area.

Role Overview: You will design and maintain backend systems across GCP, Firebase, and AWS, supporting APIs, secure databases, LLM integrations, and speech-to-text workflows. The ideal candidate has strong backend fundamentals, can move quickly, and can adapt to different backend frameworks or architectures as needed. You must be comfortable taking initiative, working independently, and collaborating with product, frontend, and AI teams.

 Key Responsibilities:
  • Build and maintain backend services in JavaScript ).
  • Design, develop, and document RESTful APIs and backend microservices.
  • Integrate and manage cloud services across GCP, Firebase, and AWS.
  • Work with Firebase Authentication, Firestore, Cloud Functions, Cloud Run, Pub/Sub, etc.
  • Implement speech-to-text solutions (GCP Speech, AWS Transcribe, or equivalents).
  • Integrate LLMs via Gemini, Vertex AI, and OpenAI APIs.
  • Architect and maintain HIPAA/pHIPAA compliant data structures, workflows, and access controls.
  • Ensure backend security, encryption standards, and logging meet healthcare compliance requirements.
  • Optimize performance, reliability, and scalability across all backend systems.
  • Adapt quickly to new backend architectures, frameworks, and cloud services as needed.
  • Collaborate with product and frontend teams to deliver features end-to-end.
  • Write maintainable, well-structured code and meaningful documentation.

Required Skills & Experience:
  • 3+ years of professional backend development experience.
  • Strong proficiency in JavaScript and
  • Hands-on experience with GCP (Cloud Functions, Cloud Run, Firestore, Pub/Sub, etc.).
  • Experience with Firebase (Auth, Firestore, Realtime DB).
  • Working knowledge of AWS (S3, Lambda, Transcribe, etc.).
  • Experience integrating Gemini, Vertex AI, OpenAI, or similar LLM APIs.
  • Experience implementing speech-to-text and transcription workflows.
  • Strong understanding of HIPAA and pHIPAA data security requirements.
  • Familiarity with authentication, authorization, role-based access, and secure API design.
  • Ability to learn new backend frameworks quickly and adapt to evolving stack requirements.
  • Strong debugging, problem-solving, and independent ownership skills.
  • Must be located in the Toronto region and available for hybrid work (in-office weekly).

Nice-to-Have Skills:
  • Experience with microservices or serverless architectures.
  • Experience with Firestore/NoSQL schema design.
  • Understanding of healthcare, clinical systems, or EMRs.
  • Knowledge of WebSockets or real-time communication.
  • Exposure to DevOps or CI/CD pipelines.
  • Experience handling PII/PHI at scale.