Back End Developer (Advanced)

Introduction

Back-End Developer (Advanced)

Location: Menlyn, Pretoria

Working Model: Hybrid – 2 days per week in the office

Contract: 3-year renewable contract

Start Date: ASAP

Citizenship: South African citizens/permanent residents preferred. Applicants with valid South African work permits will also be considered.

About the Role

We are looking for a highly experienced Back-End Developer (Advanced) to join a global technology environment working on innovative, cloud-based solutions.

This is a senior technical opportunity for an accomplished developer with extensive Node.js and AWS serverless experience , strong architecture and DevOps capabilities, and experience leading and mentoring technical teams.

You will work on sophisticated solutions within the energy and e-mobility space , including intelligent and bidirectional charging technologies, energy ecosystem integrations, backend charging solutions, APIs and cloud-based platforms.

The environment is fast-paced, highly collaborative and Agile, with exposure to complex global systems and cutting-edge technologies.

Duties & Responsibilities

Key Responsibilities

• Design, develop and operate  production-ready backend applications , including systems requiring 24/7 support.

• Build highly scalable backend solutions using  Node.js and AWS serverless technologies .

• Design and maintain solutions using AWS services including:

• Lambda

• API Gateway

• DynamoDB

• SQS/SNS

• Kinesis

• S3

• CloudWatch

• Develop and maintain  Infrastructure as Code (IaC)  using CloudFormation and/or Terraform.

• Design, configure and operate  CI/CD pipelines , preferably using GitHub Actions.

• Implement automated deployment and configuration of applications, components and infrastructure.

• Monitor applications and infrastructure using  AWS CloudWatch , logging and analytics tools.

• Apply cloud security principles, patterns and best practices across solutions and deployments.

• Work with both  SQL and NoSQL databases .

• Apply appropriate software  design and architecture patterns .

• Develop systems in accordance with quality, security and delivery standards.

• Build and maintain comprehensive  automated testing , including unit and end-to-end testing.

• Identify technical risks and impediments and proactively resolve or escalate them.

• Produce and maintain system and technical documentation in accordance with required standards.

• Collaborate with customers, internal teams and external vendors.

• Lead technical discussions and provide guidance to other developers.

• Mentor, coach and proactively share knowledge across technical teams.

• Participate fully within an  Agile/Scrum working environment .

Essential Skills & Experience

To be considered for this advanced-level position, you should have

• 10+ years' production experience with Node.js , specifically within serverless environments.

• 5+ years' experience with automated testing , including unit and end-to-end testing.

• 5+ years' hands-on AWS serverless experience , particularly:

• AWS Lambda

• API Gateway

• DynamoDB

• SQS/SNS

• Proven experience  leading or providing technical leadership to IT/development teams .

• Strong hands-on experience with  AWS cloud technologies .

• Experience with Kubernetes and serverless compute environments.

• Strong Infrastructure as Code experience using  CloudFormation and/or Terraform .

• Experience designing and operating  CI/CD pipelines , preferably GitHub Actions.

• Strong experience with both  SQL and NoSQL databases .

• Experience with virtual networking, including connectivity between cloud and on-premises environments.

• Experience with automated deployments and configuration management.

• Strong knowledge of monitoring, logging and analytics within cloud environments.

• Solid understanding of software  design and architecture patterns .

• Experience working within  Agile or Scrum environments .

Advantageous Skills

The following would be beneficial

• Experience with  linear and nonlinear optimisation .

• Knowledge of algorithm design, efficiency and  complexity theory .

• Performance testing and application/system tuning.

• Experience within  e-mobility, energy or electric vehicle technology environments .

• Java development experience.

Desired Experience & Qualification

Qualifications

• Relevant  IT/Computer Science degree  or equivalent practical experience.

• Relevant cloud certifications.

• AWS Certified Developer – Associate  or equivalent certification is preferred as a minimum.

• AWS Professional-level certification would be highly advantageous.

Interested?

The Opportunity

This role offers the opportunity to work within a sophisticated global technology landscape where you will be exposed to:

• Cutting-edge cloud and software engineering technologies.

• Large-scale international systems and projects.

• Innovative energy and e-mobility solutions.

• A modern Agile working environment.

• Strong work-life balance and flexible working practices.

• Hybrid working with only  2 office days per week in Menlyn, Pretoria .

• Modern, state-of-the-art office facilities.

• Collaboration with highly skilled global technical teams.

• Long-term stability through a  3-year renewable contract .

If you are a senior backend engineer with deep  Node.js, AWS serverless, cloud architecture and DevOps expertise  and are looking for a technically challenging long-term opportunity, we would love to hear from you.

Send CVs to  charlene@osourceint.com