Digikala’s software engineers build the next-generation commerce infrastructure that shapes how millions of Iraniansexplore, discover, and shop online.We’re looking for engineers who thrive on solving complex problems, designing high-scale systems, and constantly pushing the limits of what Java and modern backend technologies can do. From distributed architecture and cloud-native design to data-intensive services and real-time systems, the opportunities to innovate here are endless.At Digikala, we actively use AI tools as trusted assistants throughout the software development lifecycle — from architectural brainstorming and code generation to automated code reviews and technical documentation. We believe that AI-enhanced engineering is the future, and we encourage our developers to leverage it to boost productivity and creativity.We need engineers who are versatile, proactive, and ready to take ownership across the stack — engineers who are passionate about clean code, scalable design, and delivering impactful user experiences.About the Role:As a Senior Software Engineer, you will be part of a core team building mission-critical services that power our large-scale e-commerce platform. You’ll contribute to the design and implementation of backend services in a Service-Oriented Architecture (SOA), working closely with AI-enhanced tools and cross-functional teams to deliver high-quality, maintainable systems.You’ll also help shape the technical direction of projects, mentor junior developers, and lead by example when it comes to best practices in system design, coding, and delivery.ResponsibilitiesDesign, implement, and maintain backend services using PHP, Java and the Spring ecosystemWork with SOA principles to ensure scalable, decoupled, and maintainable systemsLeverage AI tools for ideation, coding assistance, refactoring, and code reviewParticipate in and sometimes lead design discussions to make key architectural decisionsReview code, provide constructive feedback, and uphold best engineering practicesDebug production issues and implement sustainable, long-term fixesCollaborate cross-functionally with DevOps, SecOps, SysOps, Product, and Data Engineering teamsEnsure performance, security, and availability of backend services in a high-traffic environmentDocument systems, contribute to internal tools and knowledge-sharing sessionsContinuously explore new technologies and bring improvements to the stackMentor junior engineers and promote a culture of learning and continuous improvementContribute to and maintain legacy codebases in older stacks (such as PHP) when neededMinimum Qualifications:Bachelor’s degree in Computer Science or equivalent practical experience5+ years of experience with software developmentSolid understanding of data structures, algorithms, OOP, and system designHands-on experience with service-oriented designExperience working with relational databases (e.g., MySQL or PostgreSQL)Proven problem-solving and debugging skillsExperience working with distributed systems, event-driven architecture (e.g., Kafka)Experience with Docker, Kubernetes, or cloud-native infrastructureKnowledge of caching, performance tuning, and memory management Exposure to DevOps culture and practicesDeep hands-on experience with Git and modern version control best practicesPlus:8+ years of experience with software development using Java and Spring BootPractical experience using AI tools like GitHub Copilot, ChatGPT, CodeWhisperer or Cursor in real-world projectsExperience mentoring junior engineers or leading small teamsHands-on experience with observability tools (e.g., Prometheus, Grafana, ELK)Experience with ElasticsearchExposure to multiple technology stacks beyond Java (e.g., PHP, Python)What We Offer:Opportunity to work at the heart of Iran’s largest e-commerce platformChallenging, high-impact projects with millions of daily usersA culture that encourages the use of AI tools in daily engineering workflowsCollaborative engineering culture focused on learning and growthCompetitive compensation, benefits, and performance-based bonusesHybrid work model and flexible working hoursAccess to learning resources, tech talks, and career advancement pathsIf you’re passionate about engineering excellence and want to work on systems that matter, join us and help shape the future of digital commerce in the region.