Senior / Principal Python Engineer

🕒 July 22

🇧🇷 Brazil – Remote

⏰ Full Time

🟠 Senior

🔙 Backend Engineer

👻 Ghost score 13%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Sigma Software Group

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 2002

💼 Consulting

🏥 Healthcare

🚘 Automotive

Consulting • Healthcare • Automotive

Sigma Software Group is a multinational company, established in 2002, that specializes in providing high-quality software development, graphic design, testing, and support services. The company focuses on delivering solutions across various industries such as automotive, telecommunications, aviation, advertising, gaming, banking, real estate, and healthcare. Sigma Software values professional growth, offers remote work opportunities worldwide, and caters to world-renowned clients like AstraZeneca, Scania, and SAS. The company emphasizes a culture of continuous education, mentorship, and flexible work environments, making it a preferred workplace for IT specialists aiming to work on complex solutions utilizing cutting-edge technologies. Sigma Software is committed to innovative solutions and engineering the future while also contributing to social causes such as charitable work in Ukraine.

📋 Description

• Design, develop, and maintain scalable backend services and APIs for cloud-native applications • Build and optimize distributed systems, payment processing pipelines, and backend infrastructure • Ensure high availability, security, scalability, and performance of backend systems • Participate in architecture discussions and contribute to technical strategy and decision-making • Collaborate with Product, Frontend, AI, and DevOps teams to deliver high-quality solutions • Mentor engineers through code reviews, technical guidance, and engineering best practices • Troubleshoot complex production issues and drive continuous improvements • Contribute to AI-powered product capabilities and AI/ML-driven initiatives • Promote engineering excellence, observability, and maintainability across services and infrastructure

🎯 Requirements

• 5+ years of professional Back-end software engineering experience using Python • Solid experience designing and building RESTful APIs and distributed backend systems • Strong knowledge of SQL and/or NoSQL databases • Hands-on experience with AWS cloud services • Experience with Docker and Kubernetes • Understanding of scalable cloud-native architectures and microservices principles • Experience working in cross-functional Agile teams • Strong problem-solving, communication, and collaboration skills • Ability to drive technical initiatives and contribute to architectural decisions • Upper-Intermediate or higher English level • WILL BE A PLUS • Experience with FastAPI and TypeScript • Experience building AI-powered user experiences or integrating AI/LLM services into Front-end applications • Hands-on experience with AI technologies and LLM ecosystems • Experience integrating OpenAI, Anthropic, or similar AI services • Experience working with AI SDKs and prompt-based applications