MidFull TimeEN
Are you a skilled Back-End Developer with a passion for building scalable, high-performance platforms? Join Sigma Software and contribute to the transformation of a global AdTech product into a modern, API-driven architecture.
This is a Middle/Senior-level role with a remote-friendly setup, giving you flexibility while working with cutting-edge technologies. We at Sigma Software value engineering excellence, innovation, and collaboration, offering opportunities to work with world-class customers and impactful projects.
Why join us? You will work on a platform trusted by top-tier publishers, gain exposure to advanced serverless architectures, and be part of a team that encourages professional growth and continuous learning.
CUSTOMER
Our Customer is a Sweden-based AdTech company specializing in advanced self-serve advertising platforms that automate direct transactions between advertisers and major global publishers. Their technology removes traditional friction in ad sales by enabling automation, transparency, and operational efficiency at scale. Platforms are trusted by internationally recognized publishers including TripAdvisor, Bloomberg, The Washington Post, Opera, and Dow Jones, handling millions of transactions worldwide.
PROJECT
The project is a strategic architectural transformation toward a Platform-First approach. The company is transitioning from monolithic, client-specific implementations to a standardized, API-driven, multi-tenant ecosystem of reusable microservices. These services power the entire product suite, remaining independent, scalable, and decoupled from frontend or customer-specific customization.
Key Technologies: TypeScript, Node.js, AWS Lambda, API Gateway, DynamoDB, EventBridge, IaC tools (CloudFormation or Terraform), RESTful/GraphQL APIs.
WILL BE A PLUS
PERSONAL PROFILE