Senior Back End Developer - SQL - Edenvale

Avatar Advisory • Johannesburg, Gauteng, ZA

30+ days ago

Job description

Senior Back End Developer

Position Area: RandPark Ridge

K6-8 years Back End Developing experience

At least 3 years in Senior position Hybrid

2 years Docker/Kubernetes experience

5 years developing APO’s for FE Development

3 years Agile/scrum framework

5 years SQL

We are seeking a highly skilled Senior Back-End Developer with strong SQL expertise to design, develop, and maintain robust back-end systems. The successful candidate will play a key role in system architecture, database optimisation, and mentoring junior developers while working closely with cross-functional teams.

Key Responsibilities

Design, develop, and maintain scalable back-end applications
Develop and optimise complex SQL queries, stored procedures, and database schemas
Ensure data integrity, performance, and security across systems
Integrate front-end elements with server-side logic
Participate in system architecture and technical decision-making
Troubleshoot, debug, and resolve application issues
Conduct code reviews and enforce best development practices
Mentor junior and mid-level developers
Collaborate with business analysts, product owners, and QA teams

Minimum Requirements

Bachelor’s degree in Computer Science, IT, or related field (or equivalent experience)
5+ years’ experience in back-end development
Advanced proficiency in SQL (MS SQL / MySQL / PostgreSQL)
Strong experience with back-end languages such as C#, Java, Python, or PHP
Experience working with APIs (RESTful services)
Solid understanding of database design, indexing, and performance tuning
Experience with version control systems (Git)
Strong problem-solving and analytical skills

Advantageous Skills

Experience with cloud platforms (AWS, Azure, or similar)
Knowledge of microservices architecture
Experience in Agile / Scrum environments
Exposure to DevOps and CI/CD pipelines

Competencies

Strong attention to detail
Excellent communication and teamwork skills
Ability to work independently and manage multiple priorities
Leadership and mentoring capability

#J-18808-Ljbffr

Senior Back End Developer - SQL - Edenvale