Senior Software Developer Job Description

Local to Istanbul is a must.

Fluent in English is a must.

Company Overview

KredosAi is an innovative technology company seeking a highly skilled and experienced Senior Full-Stack Developer to join our dynamic engineering team. We are looking for a talented professional who can architect, develop, and maintain robust, scalable software solutions.

Job Summary

We are seeking a Senior Software Engineer with extensive experience in the Linux tech-stack, that is, in Java, Python, PostgreSQL, and AWS cloud technologies. The ideal candidate will be responsible for designing, developing, and implementing complex software applications while ensuring high-performance, scalability, and maintainability.

Key Responsibilities

• Design and develop back-end applications using Java and Python
• Create and optimize database schemas and queries in PostgreSQL
• Architect and deploy cloud-based solutions using AWS services
• Implement secure, efficient, and scalable backend systems
• Develop RESTful APIs and microservices architectures
• Collaborate with cross-functional teams to define and develop new features
• Conduct code reviews and mentor junior developers
• Optimize application performance and troubleshoot complex technical issues
• Implement and maintain continuous integration and deployment (CI/CD) pipelines
• Ensure high-quality code through comprehensive testing and documentation

Technical Requirements

Core Technologies

• Programming Languages
• Expert-level Java (Spring Boot)
• Expert-level Python
• JavaScript is a plus (React, Angular, or Vue.js)
• Database
• Advanced PostgreSQL database design and optimization
• Complex query writing and performance tuning
• Database migration and schema management
• Cloud Technologies
• Extensive AWS experience (EC2, S3, RDS, Lambda, ECS)
• Infrastructure as Code (CloudFormation, Terraform)
• Containerization and orchestration (Docker, Kubernetes)

Additional Technical Skills

• Microservices architecture
• RESTful API design
• Message queuing systems (Kafka, RabbitMQ)
• CI/CD tools (Jenkins, GitLab CI, GitHub Actions)
• Monitoring and logging solutions
• Security best practices and compliance

Qualifications

• Bachelor's or Master's degree in Computer Science, Software Engineering, or related field
• 5+ years of professional full-stack development experience
• Proven track record of delivering complex, scalable software solutions
• Strong understanding of software design patterns and architectural principles
• Excellent problem-solving and analytical skills
• Strong communication and collaboration abilities
• Experience working in Agile/Scrum environments

Preferred Qualifications

• Microservices and distributed systems expertise
• Machine learning or data engineering background
• Open-source contribution experience
• Cloud certification (AWS Certified Solutions Architect) is a plus

Benefits

• Competitive salary commensurate with experience
• Flexible work arrangements