Career Opportunities at Blackhorn Portfolio Companies

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Senior Full Stack Engineer

Buzz Solutions

Buzz Solutions

Software Engineering
United States · Remote
Posted on Dec 11, 2025
We are seeking an experienced Senior Fullstack Developer who excels in both hands-on engineering and leading projects. This role is ideal for someone who has led projects, mentored engineers, and made architecture-level decisions. You will play a key role in designing, building, and improving our software platform, driving technical excellence, and shaping engineering best practices across the team.
Responsibilities:
  • Design, develop, and maintain high-quality, scalable web applications and platform services.
  • Build robust backend services and APIs using modern frameworks and cloud-native patterns.
  • Develop user-friendly, performant frontend interfaces that deliver an exceptional user experience.
  • Ensure code quality through best practices, automated testing, and continuous integration.
  • Provide architectural direction, evaluate technical trade-offs, and guide long-term platform evolution.
  • Establish engineering standards and promote best practices in software design, testing, and documentation.
  • Collaborate with cross-functional teams—including product, QA, ML, and systems—to deliver high-impact features.
  • Drive technical discussions, identify risks, and proactively remove blockers to ensure delivery timelines are met.
  • Work closely with stakeholders to understand requirements and translate them into technical solutions.
  • Participate in sprint planning, backlog refinement, and team-wide retrospectives to continuously improve workflow.
  • Implement scalable, secure, and high-performance architectures across the stack.
  • Monitor and optimize system performance, triage production issues, and drive root-cause analysis.
  • Contribute to the evolution of deployment pipelines, observability tools, and platform operational excellence.
Qualifications:
  • 8-10+ years of fullstack engineering experience, with strong proficiency in modern backend (Node.js) and frontend (React, typescript) technologies.
  • Demonstrated experience leading engineering projects or teams in a fast-paced, product-driven environment.
  • Strong understanding of system design, API architecture, cloud environments (AWS/GCP/Azure), and CI/CD pipelines.
  • Experience building scalable platforms handling large datasets or complex workflows (bonus for AI/ML systems).
  • Excellent communication, collaboration, and problem-solving skills.
  • Experience working with data-intensive applications, imagery/video pipelines, or AI-integrated systems.
  • Familiarity with microservices architectures, containerization, and distributed systems.

** Buzz Solutions does not provide sponsorship for work authorizations in the United States at this time *