Principal Full Stack Developer

7 days ago

Cape Town, Western Cape, South Africa Ada Meher Full time R140 000 - R240 000 per year

Principal Full Stack Developer – Stellenbosch, Remote – R140,000 CTC

Ada Meher are partnered with a conversational voice intelligence company, who were founded in 2019 and are now very well established in the market. They are backed by a large technology group and have targets to continue to expand within SA and across Africa. They are utilising AI to produce transcripts from clients' phone call recordings and perform analysis on the transcripts. Automation is a key focus for this business and they are utilising LLMs to automate processes internally and externally.

The team is currently made up of two developers and five Data/AI engineers. They are seeking a highly competent senior developer who is confident making crucial architectural decisions and to really drive the progress of their product. This company is ISO/IEC 27001:2022 certified, so candidates must be well versed with security best practices aligned with OWASP top 10.

This company are based in Stellenbosch, but they operate on a mostly remote basis with monthly or bi-monthly meet ups.
Candidates must be based in Cape Town or willing to relocate to allow for adhoc f2f engagement in the office.

Responsibilities

  • Build high-quality ASP.NET Core REST APIs with OpenAPI/Swagger.
  • Design and optimise SQL databases for transactional and analytical use.
  • Deliver full-stack features across TypeScript + Aurelia (React/Angular also suitable) and .NET services.
  • Architect, deploy, and operate AWS workloads (Fargate, Lambda, S3, RDS/Aurora, API Gateway) using Well-Architected best practices.
  • Contribute to Docker/Kubernetes workflows with a focus on reliability and observability.
  • Implement secure auth (OIDC/OAuth2) and promote secure coding.
  • Monitor performance using OpenTelemetry, Grafana, and CloudWatch.
  • Automate CI/CD, IaC (AWS CDK in C#), testing, and quality checks.
  • Work closely with product/design, participate in code reviews, and drive features from concept to production.
  • Explore and apply LLM/ML capabilities for real product value.

Tech Stack

  • Backend:
    C#, .NET 8+, ASP.NET Core, EF Core, OpenAPI
  • Data:
    SQL, OLTP/OLAP design, caching, queues
  • Cloud/Infra:
    AWS (Fargate, Lambda, SQS/SNS/EventBridge, S3, RDS/Aurora, API Gateway), IaC (AWS CDK in C#), Docker, Kubernetes (EKS bonus)
  • Frontend:
    TypeScript, Aurelia (or React/Angular), modern tooling/testing
  • Security & Observability:
    OIDC/OAuth2, OWASP Top 10, OpenTelemetry, Grafana, CloudWatch
  • AI/LLMs:
    OpenAI, Bedrock, Anthropic, embeddings/vector search, prompt engineering

Requirements

  • 10+ years building production software with ownership across backend + customer-facing features.
  • Strong .NET Core experience with excellent API design.
  • Advanced SQL skills (tuning, indexing, schema design).
  • Proven AWS deployment and operations experience at scale.
  • Practical Kubernetes experience (deploying, debugging, operating).
  • Frontend experience with TypeScript and a modern framework (Aurelia/React/Angular).
  • Strong security grounding, including OWASP Top 10.
  • Excellent communication, product awareness, and proactive attitude.

Nice to Haves

  • Deep OIDC/OAuth2 knowledge (auth code, PKCE, tokens, scopes/claims).
  • Experience with event-driven systems (Kafka/Redpanda) or analytics pipelines.
  • Real-world experience integrating LLMs in production.
  • Understanding of multi-tenant SaaS, privacy-by-design, GDPR/POPIA.

  • Full Stack Developer

    3 days ago

    Cape Town, Western Cape, South Africa Hire Resolve Full time R90 000 - R120 000 per year

    Job Title: Full Stack DeveloperPosition Type: Full-timeOverview:We are seeking a talented Full Stack Developer to join our clients dynamic team. The ideal candidate will have a strong background in both front-end and back-end development and be able to design, develop, and maintain web applications from start to finish. This role offers the opportunity to...

  • Full Stack Developer

    3 days ago

    Cape Town, Western Cape, South Africa The Legends Agency Full time R600 000 - R1 200 000 per year

    Full Stack DeveloperJoin a Mission-Driven Lending Platform as the First Tech HireCape Town Hybrid (Foreshore) | Market-Related | 9am - 5pm UK HoursAbout Our ClientOur client is an innovative fintech company operating in the regulated lending space, driven by the mission to transform specialist lending through technology. Backed by seasoned professionals...

  • Full Stack Developer

    3 days ago

    Cape Town, Western Cape, South Africa Hire Resolve Full time R450 000 - R900 000 per year

    Full Stack Developer job in Cape TownApply via Hire Resolve, the Top Tech Recruitment Agency in Cape TownAre you a skilled Full Stack Developer looking to join high-impact teams and work on innovative digital platforms in Cape Town?At Hire Resolve, we partner with top tech companies, startups, and enterprise-level businesses that are building the future —...

  • Full-Stack Developer

    1 week ago

    Cape Town, Western Cape, South Africa Being IT Solutions Full time R400 000 - R480 000 per year

    Location: Durbanville (on-site)Salary: R R40000Looking for a Full-Stack Software Engineer to join our team and help drive ongoing development on our ACE v10 platform.Tech Stack & Skills:.NET backend / API developmentAngular (v15 or similar)SQL + basic DB designREST API fundamentalsBonus: Azure, Databricks, Azure DevOps, Terraform, DockerWhat you'll be...

  • Full Stack Developer

    3 days ago

    Cape Town, Western Cape, South Africa ILaunch Full time R500 000 - R1 500 000 per year

    SynopsisHybrid Opportunity in Cape Town Month Contract Leading Financial Services Client requires a Full Stack Developer with a proven track record developing using technologies like .Net, C#, JavaScript, Angular or ReactJob DescriptionResponsible for technical solution design, code and testing of softwareAnalyse, diagnose and resolve errors related to...

  • Full Stack Developer

    5 days ago

    Cape Town, Western Cape, South Africa c70b7385-fd55-4932-afe8-f279c9119650 Full time R800 000 - R1 200 000 per year

    Job description:Primary Purpose and Description of Role: The Full Stack Developer is responsible for designing, developing and maintaining a responsive, scalable and secure digital platforms. The role encompasses full stack development, integration, cloud infrastructure management and ongoing support.Key Accountabilities:Development and implementationDeliver...

  • Full-Stack Developer

    3 days ago

    Cape Town, Western Cape, South Africa Hire Resolve Full time R250 000 - R500 000 per year

    Hire Resolve's Client is looking for a talented Full-Stack Developer to join their dynamic team. In this role, you will be responsible for developing and maintaining web applications, working across various layers of the stack to deliver robust software solutions. The Client's tech stack is based on Java and php. They also use the Laravel Framework and also...

  • Full-Stack Developer

    1 week ago

    Cape Town, Western Cape, South Africa Global One Full time R250 000 - R500 000 per year

    Job briefWe are looking for a Full-Stack Developer to join our team. The ideal candidate will have experience with both front-end and back-end development. They will be responsible for the entire web development process, from designing user interfaces to implementing server-side functionality.Requirements-Proven experience as a Full Stack Developer or...

  • Full Stack Developer

    1 week ago

    Cape Town, Western Cape, South Africa Communicate Ct Full time R250 000 - R750 000 per year

    Ready to code your way into the future? Join a team that's redefining how ads find you—where location meets innovation. If you're passionate about building next-gen web applications and thrive in high-traffic, real-time environments, this is your playground.Our client is looking for a Full-Stack Web Developer who can architect, innovate, and deliver...

  • Full Stack Engineer

    1 week ago

    Cape Town, Western Cape, South Africa Lead Forensics Full time R120 000 - R240 000 per year

    LeadFull Stack Software Developer (South Africa - Cape Town Based)We will also consider other areas of South Africa with the agreement for future relocation, however candidatesmust have full right to work in South Africa.SummaryLead Forensics is a leading UK based SAAS company with products in the B2B sales and marketing space. We're seekinga lead level full...