Stack Builders

Backend Engineer

• Build the future of autonomous cybersecurity with us!
• We’re looking for a senior-level Python developer to contribute to one of the most ambitious security automation initiatives in the industry.
• Collaborate directly with the client’s security product lead in an agile, highly technical environment focused on automation, data engineering, and AI-augmented development.
• Be deeply involved in all aspects of the engineering process—from clarifying detection logic and ingestion requirements to building scalable pipelines, workflow engines, and automated response systems.
• Productizing and extending a Python-based Security Automation Platform that replaces L1/L2 SOC operations.
• Developing integrations with threat intelligence services (VirusTotal, Abuse.ch).
• Designing and improving a multi-process automation architecture and a YAML-based workflow engine.
• Ensuring all development is AI-first, with AI generating 60–70% of the first-draft code.

Experienced Python Developer – Contractor

IT Support

• Provide technical support to internal staff via phone, email, or in person.
• Troubleshoot and resolve hardware, software, and network issues.
• Install, configure, and maintain desktops, laptops, and other devices.
• Manage user accounts and permissions.
• Assist with software installations and updates.
• Lead IT onboarding for new hires (device provisioning, account setup, access/permissions, required tools, and day-one readiness).
• Lead IT offboarding for departing employees (access removal, account deactivation, device recovery/returns, and equipment reassignment).
• Maintain inventory of IT equipment and software licenses.
• Document support tickets and resolutions.
• Assist other departments with tasks related to the Help Desk.
• Provide guidance to employees on phishing awareness, safe email practices, and incident response protocols.
• Implement and maintain company-wide policies and procedures.

Help Desk Lead

Frontend Engineer

• Design and implement responsive React UI components for a client's portal
• Collaborate with backend engineers to integrate APIs (Python/Django Rest Framework)
• Support compliance and security requirements (HIPAA-sensitive environment)
• Contribute to backlog refinement, sprint planning, and cross-functional workshops
• Participate in project kickoff and MVP delivery
• Ability to work in a fast-paced environment and meet tight deadlines.
• Strong problem-solving skills and a collaborative mindset.

Experienced React Developer

Infrastructure Engineer

• Design, implement, and manage cloud infrastructure (AWS, GCP, Azure) to ensure scalability, reliability, and performance.
• ​​Extensive experience with DevOps, CI/CD, and GitOps automation practices.
• Promote and apply Infrastructure as Code (IaC) practices using tools like Terraform, Ansible, CloudFormation, or Pulumi.
• Collaborate with cross-functional teams to establish and maintain robust monitoring, alerting, and logging systems.
• Implement and maintain security best practices, including secrets management, identity access control, and vulnerability scanning.
• Identify and address performance bottlenecks and production incidents to ensure system reliability and uptime.
• Advocate for automation, observability, and DevOps culture across client and internal projects.
• Continuously explore and recommend emerging technologies to enhance Stack Builders’ and clients’ operational excellence.

Senior Infrastructure Engineer

• Design, develop, and maintain backend systems using Python, Django, and Flask.
• Build and optimize RESTful APIs to support real-time tracking and analytics.
• Collaborate with frontend engineers to ensure seamless data integration and user experience.
• Implement automated testing, CI/CD pipelines, and best coding practices.
• Contribute to infrastructure setup and containerization (Docker, Nix, Kubernetes).
• Participate in daily stand-ups and proactively communicate with stakeholders.

• Architect and build backend solutions in Haskell (95% of work).
• Implement and optimize database operations (Persistent, Esqueleto).
• Collaborate on infrastructure enhancements to ensure scalability and performance.
• Contribute to code quality practices, including property-based testing (QuickCheck, related libraries).
• Occasionally collaborate on frontend components with TypeScript (e.g., React, jQuery, Bootstrap, Webpack).
• Participate in agile rituals: stand-ups, sprint planning, retrospectives.
• Engage directly with the client during rituals, providing updates, gathering requirements, and ensuring alignment with their needs.

Part-Time Experienced Haskell Developer

• Modernize a legacy system into a secure, cloud-native solution.
• Design and implement responsive React UI components for a client's portal.
• Collaborate with backend engineers to integrate APIs (Python microservices / Django Rest Framework).
• Support compliance and security requirements in a HIPAA-sensitive environment.
• Contribute to backlog refinement, sprint planning, and cross-functional workshops.
• Participate in project kickoff and MVP delivery.
• Work in a fast-paced environment and meet tight deadlines; support mentoring and pairing sessions.

• Design and implement Python-based microservices and TypeScript/React frontends for large-scale platforms.
• Refactor and modernize legacy applications into scalable, maintainable, and secure systems.
• Contribute to architecture discussions: multi-tenancy, event-driven systems, CI/CD, and Kubernetes deployments.
• Ensure compliance and data security standards (HIPAA/GDPR) where required.
• Collaborate with a distributed, agile team delivering iterative value through MVPs and incremental demos.
• Write clean, testable, and maintainable code following best practices and code reviews.

Experienced Python Developer, Contractor

• Build a flexible, component-driven Astro boilerplate with a default file/page structure.
• Integrate Builder.io for page and section editing within the visual editor.
• Create reusable layout and functionality components using Tailwind CSS and ShadCN UI.
• Register and expose components for Builder’s visual environment.
• Configure dynamic routing and preview URLs for Builder-managed content.
• Integrate Strapi CMS backend with API calls for content delivery.
• Help design a GitHub repository strategy for managing 100s of sites at scale.
• Architect hosting, deployment workflows, and staging/production environments.
• Ensure flexibility, maintainability, and performance optimizations are baked into the template.

Experienced Python Developer – Contractor

Help Desk Lead

Experienced React Developer

Senior Infrastructure Engineer

Experienced Python Developer – Contractor

Part-Time Experienced Haskell Developer

Experienced React Developer

Experienced Python Developer, Contractor

Experienced Full-Stack JavaScript/TypeScript Developer