Sigma Software

Senior / Principal AI / ML Engineer (Product AI Enablement)

Sigma Software · Full Time · 4 hours ago

Sigma Software

🌎 Brazil ⭐ 5-10 yrs exp 💼 Software Development

Lead the design and implementation of scalable AI-powered solutions and agent-based architectures across the product ecosystem. Automate manual workflows and define best practices for AI integration and scalability.

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Senior / Principal AI / ML Engineer (Product AI Enablement)

Sigma Software · Full Time · 5 hours ago

Sigma Software

🌎 Brazil ⭐ 5-10 yrs exp 💼 Software Development

Lead the design and implementation of scalable AI-powered solutions and agent-based architectures across the product ecosystem. Automate manual workflows and define best practices for AI integration and scalability to drive efficiency gains.

APPLY

Senior Java Engineer (Segmentation & Audience Platform)

Sigma Software · Full Time · 5 hours ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Design and implement core components of a real-time audience segmentation and engagement platform. Develop scalable evaluation engines, event-driven pipelines, and low-latency resolution services to power personalized customer communications.

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Senior Java Developer (Security Platform)

Sigma Software · Full Time · 5 hours ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Design and evolve a unified API access layer and security architecture for a large-scale distributed ecosystem. Implement fine-grained ABAC authorization, manage regional compliance, and ensure high-performance data access and security transparency.

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Software Developer / Data Engineer (EdTech platform)

Sigma Software · Full Time · 5 hours ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Design and implement a scalable unified data integration platform for an EdTech ecosystem, focusing on canonical data models and ingestion frameworks. Drive architectural decisions regarding data governance, privacy, and compliance while mentoring other engineers.

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Senior Java Engineer (Segmentation & Audience Platform)

Sigma Software · Full Time · 6 hours ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Design and implement core components of a real-time audience segmentation and engagement platform. Develop scalable evaluation engines, event-driven pipelines, and low-latency resolution services to power personalized customer communications.

APPLY

Software Developer / Data Engineer (EdTech platform)

Sigma Software · Full Time · 6 hours ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Design and implement a scalable unified data integration platform for an EdTech ecosystem, focusing on canonical data models and ingestion frameworks. Drive architectural decisions regarding data governance, privacy, and compliance while mentoring other engineers.

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Senior Java Developer (Security Platform)

Sigma Software · Full Time · 7 hours ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Design and evolve a unified API access layer and security architecture for a large-scale distributed ecosystem. Implement fine-grained ABAC authorization and ensure regional compliance and data residency requirements are met.

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Technical Writer

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Canada ⭐ 2-5 yrs exp 💼 Writing

Develop and maintain high-quality technical documentation for security-focused SaaS products in the AdTech ecosystem. Collaborate with cross-functional teams to improve product usability and align educational content with business goals.

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Senior Software Engineer (AdTech)

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Brazil ⭐ 5-10 yrs exp 💼 Software Development

Design, develop, and maintain scalable APIs and distributed systems for an advanced AdTech platform. Architect high-performance services for campaign management and reporting while mentoring other engineers to ensure code quality.

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Senior Software Engineer/Team Leader

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Lead and mentor a small engineering team while designing and building scalable cybersecurity solutions. Manage sprint planning, quarterly roadmaps, and act as the final escalation point for complex technical issues.

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Copy of Senior Software Engineer/Team Leader

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Lead and mentor a small engineering team while designing and building scalable cybersecurity solutions. Manage sprint planning, quarterly roadmaps, and act as the final escalation point for complex technical issues.

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Middle Frontend Developer

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Brazil ⭐ 2-5 yrs exp 💼 Software Development

Develop and maintain high-performance web applications using React.js and GraphQL. Collaborate with cross-functional teams to implement responsive UI components and optimize application scalability.

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Cyber Security Analyst

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Poland ⭐ 2-5 yrs exp 💼 Software Development

The role involves analyzing web traffic patterns and logs to detect and neutralize malicious bot activity for enterprise clients. It also requires providing real-time technical support and managing customer cases via Jira Service Management.

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Big Data Architect

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Design and evolve scalable, cloud-native data architectures to support advanced analytics and AI/ML initiatives. Develop real-time and batch data processing platforms while establishing architectural standards for data governance and quality.

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Senior Frontend Engineer

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Brazil ⭐ 5-10 yrs exp 💼 Software Development

Develop and maintain scalable, high-performance frontend applications for a FinTech revenue platform using React and Next.js. Collaborate with cross-functional teams to integrate APIs and ensure a seamless, accessible user experience.

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Senior Java Developer

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Brazil ⭐ 5-10 yrs exp 💼 Software Development

Design and implement large-scale distributed systems and APIs for a pet products marketplace. Resolve complex production issues and execute comprehensive testing to ensure system reliability and efficiency.

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Senior Data Engineer (Integrations / Data Platform)

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Design, build, and maintain scalable data pipelines to ingest and process data from external systems into a canonical data platform. Ensure data quality and operational efficiency using AI-assisted tools and unified internal data models.

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Senior React Native Developer

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Brazil ⭐ 2-5 yrs exp 💼 Software Development

Design, develop, and maintain high-quality React Native applications for iOS and Android platforms. Collaborate with cross-functional teams to implement new features and support the launch of digital entertainment products in new markets.

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Senior BI Engineer

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Ukraine ⭐ 5-10 yrs exp 💼 Software Development

Design, build, and maintain BI reports and dashboards while translating business requirements into technical reporting solutions. Collaborate with stakeholders to define KPIs and optimize SQL queries to ensure data accuracy and reliability.

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Senior Java Developer

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Brazil ⭐ 5-10 yrs exp 💼 Software Development

Design and implement large-scale distributed systems and APIs to support high-load travel and hospitality platforms. Resolve complex production issues and ensure system reliability through comprehensive testing and cross-functional collaboration.

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Senior BI Engineer

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Ukraine ⭐ 5-10 yrs exp 💼 Software Development

Design, build, and maintain BI reports and dashboards while collaborating with stakeholders to define KPIs and data logic. Optimize SQL queries and support data modeling to ensure data accuracy and reliability across business projects.

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Junior Data Engineer

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Ukraine ⭐ 0-2 yrs exp 💼 Software Development

Assist the Data Engineering team with migrating data from BigQuery to Snowflake and optimizing SQL queries. Develop and maintain incremental dbt models while ensuring data correctness and pipeline reliability.

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GameDev Internship

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Ukraine ⭐ 0-2 yrs exp 💼 Others

Collaborate with other beginner developers and technical artists to develop a game as a final project over five weeks. Participate in a practical intensive educational program to learn game development best practices.

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TechArt Internship

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Ukraine ⭐ 0-2 yrs exp 💼 Others

Collaborate with other beginner developers and technical artists to create a game as a final project over five weeks. Participate in a practical intensive educational program to learn game development best practices.

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Strong Middle/Senior Full Stack Engineer

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Ukraine ⭐ 5-10 yrs exp 💼 Software Development

Develop and maintain backend APIs and microservices to support cybersecurity workflows and reporting. Lead the end-to-end delivery of new features and act as the R&D owner for roadmap initiatives.

APPLY

Strong Middle/Senior Full Stack Engineer

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Ukraine ⭐ 5-10 yrs exp 💼 Software Development

Develop and maintain backend APIs and microservices to support cybersecurity workflows and reporting. Lead the end-to-end delivery of new features and act as the R&D owner for roadmap initiatives.

APPLY

UI/UX Designer Intern

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Ukraine ⭐ 0-2 yrs exp 💼 Design

Attend regular sessions and workshops to develop practical UI/UX design skills. Complete homework assignments and work on real design tasks under mentor feedback.

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Strong Middle/Senior Full Stack Engineer

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Develop and maintain backend APIs and microservices while driving the end-to-end delivery of new features for cybersecurity solutions. Lead R&D initiatives and resolve complex client escalations to ensure system stability and performance.

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Junior Full Stack Developer (Logistics Domain)

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Poland ⭐ 2-5 yrs exp 💼 Software Development

Develop and maintain software applications for an e-commerce fulfillment platform using a TypeScript/JavaScript stack. Collaborate with stakeholders and senior developers to implement new features and integrate AI-augmented development tools.

APPLY

Middle/Senior Full Stack Developer (Logistics Domain)

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Poland ⭐ 2-5 yrs exp 💼 Software Development

Design, develop, and maintain a next-generation e-commerce fulfillment platform using a modern TypeScript/JavaScript stack. Collaborate with stakeholders in an Agile environment while leveraging AI-augmented tools to ensure high-performance software delivery.

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Principal/Senior Backend Engineer

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Brazil ⭐ 5-10 yrs exp 💼 Software Development

Design and implement high-load, low-latency backend services for a real-time bidding and ad delivery platform. Develop custom bidding agents, optimization logic, and forecasting capabilities while ensuring system observability.

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Principal Vue.js/Node.js Engineer (Swedish Ad Platform)

Sigma Software · Full Time · 5 days ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Lead the architectural transformation from monolithic codebases to a standardized, API-driven platform. Act as a technical liaison between business and engineering teams while mentoring developers and managing distributed teams.

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Senior Full-Stack Developer(.Net + React)

Sigma Software · Full Time · 6 days ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Design, develop, and maintain high-quality full-stack solutions for automotive production fault prevention. Collaborate with customer engineering teams to deliver end-to-end features from technical analysis to production support.

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Junior Full Stack Developer

Sigma Software · Full Time · 12 days ago

Sigma Software

🌎 Poland ⭐ 0-2 yrs exp 💼 Software Development

Develop and maintain software applications for an e-commerce fulfillment platform using a TypeScript/JavaScript stack. Collaborate with stakeholders and senior developers to implement new features and integrate AI-augmented development tools.

APPLY

Senior Test Engineer (Food delivery platform)

Sigma Software · Full Time · a month ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Perform manual testing of web UI, APIs, and data while maintaining comprehensive test documentation. Collaborate with the Product Manager during grooming sessions to refine specifications and improve the food delivery platform.

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Principal Engineer (AdTech)

Sigma Software · Full Time · a month ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Lead the architectural transition from monolithic codebases to a platform-first, API-driven ecosystem for an AdTech platform. Act as a technical liaison between business and engineering teams while mentoring developers and overseeing the development lifecycle.

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Principal Engineer (AdTech)

Sigma Software · Full Time · a month ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Drive the architectural transformation from monolithic codebases to a platform-first, API-driven ecosystem. Lead cross-functional delivery teams and act as the technical liaison between business goals and engineering solutions.

APPLY

Senior Test Engineer (Food delivery platform)

Sigma Software · Full Time · a month ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Perform manual testing of web UI, APIs, and data while maintaining comprehensive test documentation. Collaborate with the Product Manager during grooming sessions to refine specifications and enhance the food delivery platform.

APPLY

Senior Backend Engineer

Sigma Software · Full Time · a month ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Design and develop scalable AI-powered backend systems and distributed data pipelines for SysML-based engineering environments. Implement LLM-powered workflows, RAG architectures, and graph-based knowledge representations to enhance technical data analysis.

APPLY

Senior Backend Engineer

Sigma Software · Full Time · a month ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Design and develop scalable AI-powered backend systems and distributed data pipelines for SysML-based engineering environments. Implement LLM-powered workflows, RAG architectures, and graph-based knowledge representations to enhance technical data analysis.

APPLY

Senior Business Analyst

Sigma Software · Full Time · a month ago

Sigma Software

🌎 Ukraine ⭐ 5-10 yrs exp 💼 Software Development

Lead business analysis for complex AdTech solutions and AI-enabled automation projects. Collaborate with stakeholders to translate business goals into structured requirements, user stories, and success metrics.

APPLY

Senior Business Analyst

Sigma Software · Full Time · a month ago

Sigma Software

🌎 Ukraine ⭐ 5-10 yrs exp 💼 Software Development

Lead business analysis for complex AdTech solutions and AI-enabled automation projects. Collaborate with stakeholders to translate business goals into structured requirements, user stories, and success metrics.

APPLY

Senior Backend Engineer

Sigma Software · Full Time · a month ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Design and develop scalable AI-powered backend systems and distributed data pipelines for SysML-based engineering environments. Implement LLM-powered workflows, RAG architectures, and graph-based knowledge representations to enhance technical data analysis.

APPLY

Senior Backend Engineer

Sigma Software · Full Time · 2 months ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Design and develop scalable AI-powered backend systems and distributed data pipelines for SysML-based engineering environments. Implement LLM-powered workflows, RAG architectures, and graph-based knowledge representations to enhance technical data analysis.

APPLY

Senior Backend Engineer

Sigma Software · Full Time · 2 months ago

Sigma Software

🌎 Poland ⭐ 5-10 yrs exp 💼 Software Development

Design and develop scalable AI-powered backend systems and distributed data pipelines for SysML-based engineering environments. Implement LLM-powered workflows, RAG architectures, and graph-based knowledge representations to enhance technical data analysis.

APPLY

Senior Full-stack Developer

Sigma Software · Full Time · 2 months ago

Sigma Software

🌎 Brazil ⭐ 5-10 yrs exp 💼 Software Development

Design, develop, and optimize backend services and APIs for high-load, distributed systems while contributing to frontend components as needed. Collaborate with cross-functional teams to ensure scalability, reliability, and security across all services.

APPLY

Senior Full-stack Developer

Sigma Software · Full Time · 2 months ago

Sigma Software

🌎 Brazil ⭐ 5-10 yrs exp 💼 Software Development

Design, develop, and optimize backend services and APIs for high-load, distributed systems while contributing to frontend components. Ensure scalability, reliability, and security across all services while collaborating with cross-functional teams.

APPLY

Senior Full-stack Developer

Sigma Software · Full Time · 2 months ago

Sigma Software

🌎 Brazil ⭐ 5-10 yrs exp 💼 Software Development

Design, develop, and optimize backend services and APIs for high-load, distributed systems while contributing to frontend components as needed. Collaborate with cross-functional teams to ensure scalability, reliability, and security across all services.

APPLY

Senior Full-stack Developer

Sigma Software · Full Time · 2 months ago

Sigma Software

🌎 Brazil ⭐ 5-10 yrs exp 💼 Software Development

Design, develop, and optimize backend services and APIs for high-load, distributed systems while contributing to frontend components as needed. Collaborate with cross-functional teams to ensure scalability, reliability, and security across all services.

APPLY

Senior Full-stack Developer

Sigma Software · Full Time · 2 months ago

Sigma Software

🌎 Brazil ⭐ 5-10 yrs exp 💼 Software Development

Design, develop, and optimize backend services and APIs for high-load, distributed systems while contributing to frontend components as needed. Collaborate with cross-functional teams to ensure scalability, reliability, and security across all services.

APPLY

AI-augmented Software Developer

Sigma Software · Full Time · 2 months ago

Sigma Software

🌎 Poland ⭐ 2-5 yrs exp 💼 Software Development

Design, build, and optimize agentic AI systems and multi-agent workflows across the development lifecycle. Collaborate with product teams and clients to define requirements and shape innovative AI-driven solutions.

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AI-augmented Software Developer

Sigma Software · Full Time · 2 months ago

Sigma Software

🌎 Poland ⭐ 2-5 yrs exp 💼 Software Development

You will design, build, and optimize agentic AI systems, including autonomous agents and complex orchestration layers. Additionally, you will collaborate with product teams and clients to define requirements and implement AI-driven solutions.

APPLY

Strong Middle/Senior Android Developer (AAOS Experience)

Sigma Software · Full Time · 8 months ago

Sigma Software

🌎 Ukraine ⭐ 5-10 yrs exp 💼 Software Development

Design, develop, and maintain Android Automotive OS applications using Kotlin. Collaborate with product and design teams to deliver secure, scalable, and responsive infotainment solutions.

git android architecture

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Strong Middle/Senior Android Developer (AAOS Experience)

Sigma Software · Full Time · 8 months ago

Sigma Software

🌎 Ukraine ⭐ 5-10 yrs exp 💼 Software Development

Design, develop, and maintain Android Automotive OS applications using Kotlin. Collaborate with product and design teams to ensure seamless OEM integration.

git android architecture

APPLY