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Sigma Software

Remote Job Openings at Sigma Software (30)

Senior Machine Learning Engineer (AdTech)

Poland 5-10 yrs exp Software Development

You will design and build a predictive modeling and optimization platform integrated with a live ad exchange to improve targeting and marketplace efficiency. This involves developing scalable training pipelines, managing model orchestration, and ensuring high-quality model performance through rigorous evaluation and monitoring.

Senior Machine Learning Engineer (AdTech)

Poland 5-10 yrs exp Software Development

You will design and build a predictive modeling and optimization platform integrated with a live ad exchange. This involves developing scalable training pipelines, model orchestration, and monitoring systems to ensure high-quality, real-time ad targeting.

Strong Middle/Senior Full-Stack Engineer

Brazil 5-10 yrs exp Software Development

Design, build, and maintain end-to-end product features, scalable services, APIs, and workflow-driven solutions across back-end and front-end systems. Collaborate with Product, Design, and Engineering to shape requirements and architecture, own features from discovery through deployment, and improve product quality, scalability, and operational efficiency.

International Accountant

Ukraine 2-5 yrs exp Finance

The International Accountant will maintain accounting records for assigned entities, prepare management accounts, and coordinate with local tax advisors. They will also drive process improvements and automation while ensuring accurate financial reporting and compliance across multiple jurisdictions.

International Accountant

Ukraine 2-5 yrs exp Finance

The International Accountant will maintain accounting records for assigned entities, prepare management accounts, and coordinate with local tax advisors. They will also drive process improvements and automation while ensuring accurate financial reporting and compliance across multiple jurisdictions.

International Accountant

Ukraine 2-5 yrs exp Finance

The International Accountant will maintain accounting records for assigned entities, prepare management accounts, and coordinate with local tax advisors. They will also drive process improvements, support statutory audits, and collaborate with internal stakeholders across various departments.

JavaScript Developer (CRM Platform)

Brazil 2-5 yrs exp Software Development

Develop, maintain, and optimize CRM drag-and-drop module libraries and reusable components while collaborating with the CRM Engineering Team. You will also troubleshoot marketing solution issues and provide training and support to CRM marketers on platform capabilities.

Senior Data Engineer

Poland 5-10 yrs exp Software Development

Maintain and enhance existing data processes while driving system reliability and performance improvements. Collaborate cross-functionally to modernize data workflows and ensure architectural alignment.