Senior Backend Developer - Infrastructure, DevOps

AdStart Media (www.adstartmedia.com) is a technology-driven company active in digital advertising and mobile payments, well-established and rapidly expanding globally. As an international performance network, we are proud to partner with global brands, publishing houses, media buyers and app developers. We are young, fun, collaborative and very social! 

At our core, we are a performance driven culture that believes growth comes from the power of meaningful connections. We value given thoughts and opinions to significantly contribute during a rapid expansion period and do meaningful work.

We’re looking for a Senior Backend Developer with a strong background in Infrastructure, DevOps, and Cloud Technologies to join our global team. You will take ownership of our internal Domain Management System (DMS), manage our AWS-based infrastructure, and drive automation, observability, and integrations to support mission-critical services.

This role sits at the intersection of backend engineering, cloud architecture, and system reliability. You’ll play a pivotal role in developing tools, services, and systems that ensure the resilience and performance of our digital platform, while working closely with cross-functional teams across product, operations, and engineering.

YOUR MAIN DUTIES: 

• Domain & SSL Management: Handle full lifecycle of domain registration, DNS routing (AWS Route 53, Cloudflare), SSL/TLS provisioning, Affise tracking and deep-link domains
• AWS Infrastructure: Architect, deploy, and manage scalable infrastructure using Infrastructure-as-Code (CloudFormation, AWS CDK, or Terraform). Hands-on with EC2, S3, CloudFront, IAM, CloudWatch, etc.
• DevOps & Automation: Develop and maintain CI/CD pipelines, batch-processing jobs, and automated monitoring/recovery systems. Own system uptime, observability, and fault tolerance
• API & Platform Integrations: Build and maintain robust integrations with platforms such as Affise, Cloudflare, and UptimeRobot
• Internal Application: Design, develop, and maintain internal applications and platforms —such as administrative dashboards and campaign/domain management tools —that streamline operational efficiency and cross-team collaboration

• English fluency is a must
• 4+ years of professional backend development experience, primarily in Java with Spring Boot
• Strong proficiency with AWS services: EC2, S3, CloudFront, IAM, CloudWatch, and Route 53
• Hands-on experience with Infrastructure-as-Code (IaC) tools such as CloudFormation, AWS CDK, or Terraform
• Proven experience with REST/JSON API integration
• Experience creating monitoring, uptime checks and recovery systems
• Proficiency with CI/CD tools and automation
• Excellent communication skills and a collaborative mindset in cross-functional teams

Nice to have

• Experience with Affise deep-link routing or media-performance domain setup
• Experience building Slack bots or other chatOps operations
• Familiarity with Docker
• Interest or experience in AI-driven workflows or prompt-engineering
• AWS Certifications such as Developer Associate, Solutions Architect, or DevOps Engineer

WHAT WE OFFER:

• A high-energy, inclusive work culture with flat hierarchies and a startup mindset backed by the resources of a stable organization
• Competitive salary and flexible work-life balance
• Generous paid leave (annual and sick leave)
• Engaging team activities, including company trips, celebrations, and more
• A globally scoped role with exposure to international markets
• A collaborative environment where colleagues feel more like friends
• …and many other perks to help you grow personally and professionally.