Senior Full Stack Developer

14 hours ago

Bedfordview, Gauteng, South Africa #HelloYes Marketing Full time R100 000 - R120 000 per year

Company Description
At #HelloYes Development, we are a globally recognised brand, a powerhouse of creativity, and a trailblazing agency at the intersection of digital and technology. We thrive on solving complex challenges with smart solutions, and we're looking for bold, curious minds who want to build with purpose.

Role Summary
As a Senior Full Stack Developer, you'll play a key leadership role in designing, developing, and scaling powerful web applications for our clients. Working with a modern tech stack — TypeScript, React, , , and C#— you'll drive architecture decisions, mentor team members, and bring cloud-native solutions to life across AWS and Azure.

If you love solving hard problems, enjoy technical leadership, and want to work with a team that values clean code and creative thinking, this role is for you.

Key Responsibilities

  • Lead full stack development on complex digital platforms.
  • Build scalable frontends using React and
  • Design robust APIs and services using and C#.
  • Deploy and manage infrastructure on AWS and/or Azure.
  • Collaborate with cross-functional teams to deliver high-quality solutions.
  • Guide and mentor junior developers, fostering knowledge-sharing.
  • Ensure best practices in architecture, security, performance, and testing.
  • Continuously look for ways to improve our systems, tools, and workflow.

Qualifications And Education Requirements

  • 8+ years of professional software development experience.
  • Advanced knowledge of TypeScript, React, , and
  • Solid backend experience using C# and REST APIs.
  • Proven cloud deployment experience with AWS and/or Azure.
  • Strong grasp of system design, architecture, and testing strategies.
  • Comfortable leading projects and mentoring teams.
  • Exceptional problem-solving and communication skills.

Get in touch
If you're ready to shape world-class products and lead with purpose, we'd love to meet you. Apply today and become part of the #HelloYes Development team. Send your CV to

Please Send

  • Your Résumé
  • A brief cover letter outlining your relevant experience and why you would be a great fit for this role.
  • A 30-second Loom video introducing yourself and highlighting your passion for full-stack development. This video will help us get to know you better and understand your enthusiasm for the role.

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