Senior Full Stack Software Engineer (Next.js, TypeScript, Tailwind CSS, OpenAI’s APIs) (Remote)
ENVIRONMENT:
A leading Strategy, Services, and Technology partner in the online Education space seeks the coding talents of a Senior Full Stack Software Engineer whose core role will be to design, build & maintain several agent-based web applications built using Next.js, TypeScript, Tailwind CSS, and OpenAI’s APIs and Agents SDK. Applicants will need a Bachelor’s Degree in Computer Science/Engineering or similar discipline with 5+ years experience in a similar role including 2+ years experience with Next.js, TypeScript and using Python in conjunction with a web framework such as Flask, Django, or FastAPI. You will also require demonstrated proficiency with AI-assisted tools, such as Claude Code, GitHub Copilot, or similar. Travel may be expected periodically for company/team events and client meetings either in South Africa or offices in the US.
DUTIES:
· Design, build, and maintain several agent-based web applications built using Next.js, TypeScript, Tailwind CSS, and OpenAI’s APIs and Agents SDK.
· Contribute to existing Python API and web applications using the Flask framework.
· Develop and improve AI-powered user experiences, including conversational, voice, and streaming interfaces.
· Modify and refine AI prompts to support new product features.
· Integrate with external platforms and services such as OpenAI APIs, GraphQL backends, AWS Amplify, MongoDB, and learning management systems using the LTI standard.
· Architect and implement scalable Backend APIs, service layers, and tool execution workflows.
· Own feature development from technical design through implementation, testing, deployment, and monitoring.
· Implement automated tests for new functionality.
· Improve application reliability, observability, and performance using tools such as Sentry, OpenTelemetry, and related monitoring systems.
· Collaborate with product, design, and stakeholders to translate requirements into high-quality technical solutions.
· Establish and uphold strong engineering standards for code quality, maintainability, testing, and documentation.
· Debug complex production issues across frontend, backend, integrations, and real-time systems.
REQUIREMENTS:
Qualifications –
· A Bachelor’s Degree in Computer Science, Engineering, or a related field, or equivalent working experience.
Experience/Skills –
· 5+ Years experience as a software engineer.
· 2+ Years experience using Next.js and TypeScript.
· 2+ Years experience using Python in conjunction with a web framework such as Flask, Django, or FastAPI.
· Demonstrated proficiency with AI-assisted software engineering tools, such as Claude Code, GitHub Copilot, or similar, to accelerate development, improve code quality, and support debugging, testing, and documentation workflows.
Nice-to-haves –
· Experience building LLM-powered applications or conversational AI products.
· Familiarity with OpenAI APIs or agent-style SDKs for chat, tool calling, or real-time interactions.
· Experience with AI observability and tracing tools such as Langfuse or similar platforms.
· Familiarity with GraphQL APIs and integrations with platforms such as AWS Amplify.
· Experience with MongoDB or similar document-oriented databases.
ATTRIBUTES:
· Demonstrated ability to work in a fast-paced, team-oriented environment.
· Excellent problem-solving skills and attention to detail.
· Strong verbal and written communication skills in English.
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