Senior Full-Stack Engineer

Human Agency

Canada

On-site

CAD 80,000 - 110,000

Full time

14 days+

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Benefits offered by this job

Innovative work environment
Career growth opportunities
Diverse and inclusive culture

Job summary

A tech company specializing in AI solutions seeks a skilled software developer. The role involves SaaS application development, backend algorithm creation, and collaboration with AI/ML teams. Candidates should possess strong proficiency in Python and Ruby on Rails, experience with generative AI tools, and knowledge of secure system design. This opportunity supports professional growth within a collaborative and innovative environment focused on impactful projects.

Qualifications

  • Proficiency in Python and Ruby on Rails with backend experience.
  • Experience in designing secure systems with encryption.
  • Hands-on expertise with generative AI tools like OpenAI APIs.

Responsibilities

  • Develop backend algorithms to integrate with LLMs for predictive text.
  • Collaborate with AI/ML teams for model operationalization.
  • Establish CI/CD pipelines and perform security evaluations.

Skills

Python
Ruby on Rails
AI integration tools
Vector databases
Frontend frameworks (e.g. React, Vue)

Tools

Okta
Snowflake
LangChain
Hugging Face frameworks

Job description

Location: US or Canada
Type: US Applicants - Full-Time; Canadian Applicants - Independent Contractor

About the Opportunity

At Human Agency, we are shaping the future by combining cutting‑edge AI solutions with intuitive software development. We specialize in building scalable and secure SaaS applications that empower enterprise clients to solve complex problems efficiently. As part of our team, you'll work on high‑impact projects at the intersection of AI, machine learning, and secure software engineering.

Responsibilities
  • SaaS Application Development
    • Develop backend algorithms to process articles, chunk content, and integrate with LLMs for predictive text generation.
    • Build APIs and services to manage and scale the application’s content workflow.
    • Create secure PDF upload workflows with encryption to ensure compatibility with Adobe Acrobat.
    • Integrate authentication mechanisms like Okta for enterprise customer admin management.
    • Enable data recovery, auditing capabilities, and enterprise‑grade administrative tools.
  • AI/ML and Algorithm Development
    • Collaborate with AI/ML teams to operationalize models such as OCR and generative AI‑based solutions (e.g., GPT models).
    • Implement RAG use cases using vector databases and data embedding techniques to enhance application functionality.
    • Design workflows for large‑scale data processing that enable efficient AI integrations and create dynamic AI‑first features, such as custom GPTs tailored to enterprise needs.
  • DevOps & Operationalization
    • Establish CI/CD pipelines and formal release structures for software delivery.
    • Conduct security evaluations to identify vulnerabilities and optimize performance across AI‑driven SaaS applications.
    • Manage infrastructure and workflows for custom AI solutions, including tools like Snowflake and LangChain.
  • Future‑Focused Development
    • Build integrations and proof‑of‑concept applications leveraging company‑specific datasets and AI technologies.
    • Evaluate and implement tools for classification, indexing, and secure data management that incorporate the latest in generative AI advancements.
    • Support the development of enterprise‑grade AI solutions, including internal AI models and custom LLMs.
Requirements
  • Core Technical Skills
    • Proficiency in Python and Ruby on Rails, with significant backend experience.
    • Experience in designing secure systems, including encryption workflows and document protection mechanisms.
    • Hands‑on expertise in integrating generative AI tools, such as OpenAI APIs, LangChain, or Hugging Face frameworks, into SaaS applications.
    • Strong knowledge of RAG techniques, vector databases (e.g., Pinecone, Weaviate), and embedding pipelines.
    • Ability to operationalize AI/ML models and build workflows for enterprise clients.
    • Frontend development experience in modern frameworks (e.g., React, Vue), with the ability to assess and recommend appropriate tech stacks.
  • Nice‑to‑Have Skills
    • Computer vision and OCR expertise, especially for processing and indexing complex document workflows.
    • Experience with authentication systems (e.g., Okta) and enterprise administrative tools.
    • Experience in DevOps, CI/CD pipelines, and secure release management.
    • Background in security evaluations, vulnerability assessments, and tool integrations.
  • Other Requirements
    • Strong testing background with experience in automated and manual testing.
    • Ability to manage data recovery, audits, and compliance workflows.
    • Strong problem‑solving and analytical skills, with attention to detail in complex environments.
    • Excellent communication skills and the ability to work collaboratively across teams.
Benefits
  • Be part of a cutting‑edge team solving complex problems in AI and SaaS development.
  • Work on impactful projects with enterprise clients and cutting‑edge technologies.
  • Grow your career in a collaborative, innovative, and supportive environment.

If you’re excited about working on secure, scalable systems while integrating advanced AI and ML capabilities, we’d love to hear from you.

Equal Opportunity Commitment

Human Agency is an Equal Opportunity Employer. We value diverse backgrounds and strive to build an inclusive culture where everyone feels welcomed and empowered.

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