Sigma Software · Kyiv, Kyiv city, Ukraine
· Posted 2026-10-05
· 5+ years
### Job Description - Analyze and investigate existing detection logic built on multiple interconnected signals and rule-based expressions - Understand and map complex data flows, processing pipelines, and dependencies across enterprise systems - Identify redundancy, inefficiencies, and unnecessary complexity within cu
PythonJavaScriptSQL
Sigma Software · Lviv, Lviv Oblast, Ukraine
· Posted 2026-10-02
### Job Description - Quickly learn new technologies - Be ready to demonstrate and prove your current technical level - Work with a mentor to prepare a personal roadmap and address knowledge gaps - Raise problems and blockers to mentor in a timely manner - Study recommended materials and be open to feedback, suggestion
Java
Sigma Software · Warsaw, Masovian Voivodeship, Poland
· Posted 2026-10-02
· 3-5 years
### Job Description - Monitor and investigate potential security threats using tools such as Kibana/OpenSearch and Snowflake. - Analyze security logs and investigate suspicious or unusual activity, including spikes in traffic, unexpected changes in attack patterns, and new or disappearing attack signals. - Determine wh
JavaScriptSQLSnowflake
Sigma Software · Warsaw, Masovian Voivodeship, Poland
· Posted 2026-10-02
· 6+ years
### Job Description • Build and validate predictive models including censored bid-landscape modeling, contextual over-indexing, conversion propensity prediction with delayed labels, and positive-unlabelled learning • Design and implement offline evaluation frameworks using inverse propensity scoring and doubly-robust e
MachineLearningEngineerAdTech
Sigma Software · Lviv, Lviv Oblast, Ukraine
· Posted 2026-10-01
### Job Description - Quickly learn new technologies - Be ready to demonstrate and prove your current technical level - Work with a mentor to prepare a personal roadmap and address knowledge gaps - Raise problems and blockers to mentor in a timely manner - Study recommended materials and be open to feedback, suggestion
Java
Sigma Software · Kyiv, Kyiv city, Ukraine
· Posted 2026-09-30
· 5+ years
### Job Description - Develop and execute the product roadmap, ensuring focus on the most impactful initiatives aligned with business goals - Gather and consolidate requirements from multiple business stakeholders, identifying common goals and opportunities - Translate business needs into a clear product vision, strate
TechnicalProduct
Sigma Software · Kyiv, Kyiv city, Ukraine
· Posted 2026-09-30
· 5+ years
### Job Description - Develop and execute the product roadmap, ensuring focus on the most impactful initiatives aligned with business goals - Gather and consolidate requirements from multiple business stakeholders, identifying common goals and opportunities - Translate business needs into a clear product vision, strate
TechnicalProduct
Sigma Software · Warsaw, Masovian Voivodeship, Poland
· Posted 2026-09-29
· 6+ years
### Job Description - Design and implement large or complex parts of the software - Develop unit, integration, and automated end-to-end tests - Participate in requirements clarification sessions and raise questions regarding task inputs and requirements - Peer-review design and code with senior specialists; proactively
StackEngineerAutomotive
Sigma Software · Warsaw, Masovian Voivodeship, Poland
· Posted 2026-09-29
· 5+ years
### Job Description - Develop and maintain high-quality desktop application components using modern C++ - Implement scalable multithreading and concurrency solutions - Analyze, identify, and resolve performance bottlenecks in complex desktop systems - Participate in modernization and refactoring of legacy codebases - C
C++
Sigma Software · Warsaw, Masovian Voivodeship, Poland
· Posted 2026-09-29
· 3+ years
### Job Description - Design and implement LLM-based features and RAG pipelines from data ingestion to answer generation - Build and optimize retrieval using vector embeddings and hybrid semantic and keyword search - Process, clean, and structure source information to improve the accuracy and relevance of AI-generated
PythonRAG
Sigma Software · Stockholm, Sweden
· Posted 2026-09-29
· 3+ years
### Job Description - Seeking and targeting new customers and sales opportunities, initiating action plans to approach and secure new business for the Company, with a focus on AI-driven solutions and services - Participating personally and actively in the sales process, delivering presentations to customers, developing
DevelopmentProductsSolutions
Sigma Software · Munich, BY, Germany
· Posted 2026-09-29
· 3+ years
### Job Description - Seeking and targeting new customers and sales opportunities, initiating action plans to approach and secure new business for the Company, with a focus on AI-driven solutions and services - Participating personally and actively in the sales process, delivering presentations to customers, developing
DevelopmentProductsSolutions
Sigma Software · Warsaw, Masovian Voivodeship, Poland
· Posted 2026-09-28
· 5+ years
### Job Description - Build and improve censored bid-landscape models to estimate clearing-price distributions from partially observed auction data - Develop real-time win probability estimation models responsive to bid pricing dynamics - Design and implement hierarchical lift estimation models with confidence-bound-ba
PythonSQLSparkscikit-learn
Sigma Software · Malmö, Skåne County, Sweden
· Posted 2026-09-28
· 4+ years
### Job Description - Design, develop, and maintain scalable Java backend services and internal frameworks - Participate in architecture discussions and contribute to technical solution design - Build and support customer-facing services with a focus on reliability, availability, security, and performance - Investigate
JavaRESTRedisCI/CD
Sigma Software · Kyiv, Kyiv city, Ukraine
· Posted 2026-09-28
· 3+ years
### Job Description - Develop and maintain high-performance Back-end microservices and AI-enabled services using TypeScript and Node.js - Design, implement, and integrate AI and LLM-powered platform features - Build scalable serverless solutions using AWS Lambda, API Gateway, DynamoDB, and EventBridge - Collaborate wit
Node.js
Sigma Software · Kyiv, Kyiv city, Ukraine
· Posted 2026-09-25
· 5+ years
### Job Description - Analyze and investigate existing detection logic built on multiple interconnected signals and rule-based expressions - Understand and map complex data flows, processing pipelines, and dependencies across enterprise systems - Identify redundancy, inefficiencies, and unnecessary complexity within cu
PythonJavaScriptSQL
Sigma Software · Wrocław, Lower Silesian Voivodeship, Poland
· Posted 2026-09-25
· 3+ years
### Job Description - Develop and maintain high-performance Back-end microservices and AI-enabled services using TypeScript and Node.js - Design, implement, and integrate AI and LLM-powered platform features - Build scalable serverless solutions using AWS Lambda, API Gateway, DynamoDB, and EventBridge - Collaborate wit
Node.js
Sigma Software · Kyiv, Kyiv city, Ukraine
· Posted 2026-09-24
· 5+ years
### Job Description - Participate in presales activities, discovery sessions, technical workshops, tenders, and RFI/RFP analysis. - Translate business requirements into scalable technical solutions and implementation strategies. - Design enterprise-level architectures for Java-based distributed systems and microservice
Java
Sigma Software · Kyiv, Kyiv city, Ukraine
· Posted 2026-09-24
· 5+ years
### Job Description - Participate in presales activities, discovery sessions, technical workshops, tenders, and RFI/RFP analysis. - Translate business requirements into scalable technical solutions and implementation strategies. - Design enterprise-level architectures for Java-based distributed systems and microservice
Java
Sigma Software · Kyiv, Kyiv city, Ukraine
· Posted 2026-09-24
· 5+ years
### Job Description - Participate in presales activities, discovery sessions, technical workshops, tenders, and RFI/RFP analysis. - Translate business requirements into scalable technical solutions and implementation strategies. - Design enterprise-level architectures for Java-based distributed systems and microservice
Java
Sigma Software · Lviv, Lviv Oblast, Ukraine
· Posted 2026-09-24
· 3+ years
### Job Description - Review and analyze system specifications, requirements, and user stories - Design and maintain test documentation and test cases - Prepare and configure testing environments, including software and hardware setup - Execute manual functional, integration, and regression testing - Validate system be
Jira
Sigma Software · Lviv, Lviv Oblast, Ukraine
· Posted 2026-09-24
· 3+ years
### Job Description - Review and analyze system specifications, requirements, and user stories - Design and maintain test documentation and test cases - Prepare and configure testing environments, including software and hardware setup - Execute manual functional, integration, and regression testing - Validate system be
Jira
Sigma Software · Warsaw, Masovian Voivodeship, Poland
· Posted 2026-09-24
### Job Description - Learn and stay up to date with new technologies and tools related to DevOps practice - Provide high-quality, professional day-to-day execution of tasks - Work closely with development team members to achieve goals ### Qualifications - Experience as a System Administrator, or DevOps Engineer, or SR
PythonBashAWSGCPAzureTerraformAnsibleCI/CD
Sigma Software · São Paulo, SP, Brazil
· Posted 2026-09-23
· 5+ years
### Job Description - Design, develop, and maintain end-to-end product features across Back-end and Front-end systems - Build scalable services, APIs, and workflow-driven solutions supporting core business operations - Collaborate closely with Product, Design, and Engineering teams to define requirements and shape prod
StrongMiddleFull-StackEngineer
Sigma Software · Koblenz, RP, Germany
· Posted 2026-09-23
· 5+ years
### Job Description - Lead end-to-end delivery of conversational AI and digital transformation projects - Coordinate cross-functional teams across business and technical domains - Manage project timelines, milestones, risks, and dependencies - Coordinate pilot rollouts across multiple business units and locations - Fac
ProjectSolutionsRollout
Sigma Software · Prague, Prague, Czech Republic
· Posted 2026-09-23
· 7+ years
### Job Description - Own and prioritize the feature-level backlog to ensure delivery readiness - Translate business and platform requirements into actionable backlog items and delivery plans - Act as the primary operational interface between business stakeholders, platform leadership, and delivery teams - Coordinate p
PlatformDeliveryData
Sigma Software · Warsaw, Masovian Voivodeship, Poland
· Posted 2026-09-23
· 5+ years
### Job Description - Design, implement, and maintain enterprise-grade Kubernetes platforms and cloud infrastructure - Lead infrastructure delivery activities from the discovery phase through production rollout - Make architectural and technical platform decisions aligned with Customer requirements - Automate infrastru
CI/CD
Sigma Software · Kyiv, Kyiv city, Ukraine
· Posted 2026-09-21
· 3+ years
### Job Description - Maintain accounting records for assigned entities and ensure accurate recognition of transactions - Prepare monthly management accounts and reconciliations and support month-end and year-end closing - Support intercompany transactions and reconciliations - Coordinate with local accounting and tax
Excel
Sigma Software · Warsaw, Masovian Voivodeship, Poland
· Posted 2026-09-21
· 5+ years
### Job Description - Design, implement, and maintain enterprise-grade Kubernetes platforms and cloud infrastructure - Lead infrastructure delivery activities from the discovery phase through production rollout - Make architectural and technical platform decisions aligned with Customer requirements - Automate infrastru
CI/CD
Sigma Software · Kyiv, Kyiv city, Ukraine
· Posted 2026-09-18
### Job Description - Collaborate with stakeholders to gather, analyze, refine, and prioritize business requirements aligned with strategic goals - Work closely with Product Owners, developers, QA engineers, and designers to ensure accurate implementation of requirements - Analyze existing business processes, systems,
AnalystFinancialManagementSystem
Sigma Software · Kyiv, Kyiv city, Ukraine
· Posted 2026-09-16
### Job Description During the internship, you will: - Learn the fundamentals of instructional design (ADDIE/SAM models, adult learning theory) - Practice analyzing learning needs - Write learning objectives and structure course content - Practice working with authoring tools (e.g. Articulate Storyline/Rise/Open edX) -
InstructionalDesign
Sigma Software · Warsaw, Masovian Voivodeship, Poland
· Posted 2026-09-15
· 5+ years
### Job Description - Write and defend diagnostic SQL queries against large-scale production datasets - Build and maintain ingestion pipelines for bid, win, and impression logs into BigQuery - Harmonize fields across independently designed datasets and maintain versioned field mappings - Develop point-in-time-correct f
PythonSQLSparkAirflowBigQuery
Sigma Software · Bucharest, Bucharest, Romania
· Posted 2026-09-14
· 5+ years
### Job Description - Design, build, and deliver features and projects across C#, .NET Core, and Angular stack - Write clean, maintainable, and well-tested code (unit/integration/e2e) - Take ownership of features from requirements breakdown to deployment - Deploy and monitor services in AWS cloud-native environments -
AWS
Sigma Software · Tirana County, AL, US
· Posted 2026-09-11
### Job Description - Build the Sigma Software brand in the Albanian market and represent the company at a country level to create a positive image and strong visibility - Grow the company's local network and reputation across the market - Assess local market conditions and identify recruiting and business opportunitie
HeadOffice
Sigma Software · Warsaw, Masovian Voivodeship, Poland
· Posted 2026-09-11
· 5+ years
### Job Description - Build and improve censored bid-landscape models to estimate clearing-price distributions from partially observed auction data - Develop real-time win probability estimation models responsive to bid pricing dynamics - Design and implement hierarchical lift estimation models with confidence-bound-ba
PythonSQLSparkscikit-learn
Sigma Software · Kraków, Lesser Poland Voivodeship, Poland
· Posted 2026-09-11
· 8+ years
### Job Description - Lead the technical design and architecture of a modern enterprise-scale data platform - Define scalable data flows from Iceberg-based event storage into analytical and operational data products - Evaluate and select technologies for orchestration, transformation, querying, serving, and storage - D
PythonJavaScalaSQLSparkAWSCI/CD
Sigma Software · Kyiv, Kyiv city, Ukraine
· Posted 2026-09-11
· 8+ years
### Job Description - Lead the technical design and architecture of a modern enterprise-scale data platform - Define scalable data flows from Iceberg-based event storage into analytical and operational data products - Evaluate and select technologies for orchestration, transformation, querying, serving, and storage - D
PythonJavaScalaSQLSparkAWSCI/CD
Sigma Software · São Paulo, SP, Brazil
· Posted 2026-09-10
· 7+ years
### Job Description - Design, develop, and implement large-scale distributed systems capable of handling substantial data volumes - Build scalable, fault-tolerant, and low-latency backend services - Architect and implement APIs and event-driven solutions - Diagnose and resolve complex production issues across services
JavaSpringSQLNoSQLKafkaAWSAzureCI/CD
Sigma Software · Kyiv, Kyiv city, Ukraine
· Posted 2026-09-10
· 3+ years
### Job Description - Lead and oversee compliance projects in accordance with relevant standards and frameworks (e.g., ISO 27001, ISO 27701, ISO 22301, ISO 13485, SOC2, NIST CSF, PCI DSS, GDPR, HIPAA, DORA, OWASP SAMM) - Develop, implement, and maintain comprehensive compliance policies, procedures, and guidelines alig
ComplianceConsultant
Sigma Software · Kyiv, Kyiv city, Ukraine
· Posted 2026-09-10
· 5+ years
### Job Description - Provide legal support for the company’s operations in several jurisdictions - Provide legal support for investment activities - Draft and review all types of agreements, NDAs, and other legal documents - Advise on IP- and personal data-related matters - Assist Sales and other departments during th
Lawyer
Sigma Software · Warsaw, Masovian Voivodeship, Poland
· Posted 2026-09-10
### Job Description - Collaborate with the Product Owner and team leads to define and design efficient pipelines and data schemas - Build and maintain infrastructure using Terraform for cloud platforms - Design and implement large-scale cloud data infrastructure, self-service tooling, and microservices - Work with larg
PythonSQLKafkaSparkSnowflakeRedshiftDatabricksAzure
Sigma Software · Kyiv, Kyiv city, Ukraine
· Posted 2026-09-10
· 5+ years
### Job Description - Lead planning, execution, and delivery of multiple projects within scope, time, and budget - Establish and maintain effective delivery supervision across the portfolio - Build and manage project teams, fostering collaboration and growth - Select and adapt project management methodologies to fit pr
Jira
Sigma Software · Warsaw, Masovian Voivodeship, Poland
· Posted 2026-09-10
· 7+ years
### Job Description - Design, architect, and oversee the implementation of AdTech solutions, including SSPs, DSP integrations, ad servers, RTB pipelines, header bidding systems, identity frameworks, analytics pipelines, and auction engines - Act as a technical driver across multiple initiatives, ensuring architectural
CI/CD
Sigma Software · Bucharest, Bucharest, Romania
· Posted 2026-09-10
· 6+ years
### Job Description - Develop and maintain modern web applications - Design, develop, and integrate AI-powered features into business applications - Build AI agents, intelligent workflows, and automation solutions - Work with modern LLM platforms and AI development tools - Build and operate cloud-native services with a
PythonJavaC#ReactAngularSpringLLMOpenAI
Sigma Software · Brasília, DF, Brazil
· Posted 2026-09-10
· 4+ years
### Job Description - Design, develop, and maintain scalable ETL/ELT pipelines - Build and optimize data processing solutions using Python and Apache Spark - Develop and support real-time data streaming applications using Kafka - Design and implement enterprise data solutions leveraging Snowflake - Build cloud-native d
PythonKafkaSparkSnowflakeAWS
Sigma Software · Bucharest, Bucharest, Romania
· Posted 2026-09-10
· 5+ years
### Job Description - Design, implement, and maintain scalable end-to-end test automation strategies - Implement and maintain test automation frameworks - Build and optimize CI/CD quality gates and automated validation pipelines - Perform stress, load, and performance testing activities - Collaborate closely with devel
PythonJavaScriptTypeScriptCI/CD
Sigma Software · Lviv, Lviv Oblast, Ukraine
· Posted 2026-09-10
### Job Description During the internship, each participant is assigned to one or several focus areas, depending on their development path and the team’s needs. These areas are closely connected, so interns can take on tasks from adjacent directions and collaborate with colleagues across different domains. - Internatio
Financial
Sigma Software · Warsaw, Masovian Voivodeship, Poland
· Posted 2026-09-09
· 5+ years
### Job Description - Develop detailed project plans in collaboration with engineering leadership, including resource allocation and budget planning - Coordinate, track, and deliver technical projects spanning multiple teams (engineering, product, threat intelligence, detection, customer success) - Facilitate all Scrum
Jira
Sigma Software · Warsaw, Masovian Voivodeship, Poland
· Posted 2026-09-09
### Job Description - Collaborate closely with the Program Manager and Resource Manager to ensure smooth project delivery and optimal team performance - Drive people management activities: monitor team spirit and motivation, conduct face-to-face meetings, act as a coach in people-related matters, support performance re
ProjectCoordinator
Sigma Software · Berlin, BE, Germany
· Posted 2026-09-09
· 5+ years
### Job Description - Own new business development across DACH - Identify, qualify, and pursue opportunities in manufacturing, tech, financial services, and enterprise AI/modernisation programmes - Manage the full sales cycle from first conversation through negotiation and closing - Design and tune niche, value-based o
DevelopmentDACHRegion
Sigma Software · São Paulo, SP, Brazil
· Posted 2026-09-09
· 5+ years
### Job Description - Develop and maintain scalable, high-performance frontend applications using React and Next.js - Collaborate with Product, Design, and Backend teams to deliver seamless and user-friendly experiences - Integrate APIs and backend services into frontend applications - Participate in architecture discu
JavaScriptTypeScriptReactNext.js
Sigma Software · Ukrainka, Kyiv Oblast, Ukraine
· Posted 2026-09-09
· 3+ years
### Job Description - Plan, manage, and monitor project execution within scope, timeline, budget, and quality targets - Drive end-to-end project lifecycle management using Agile, Scrum, Kanban, and hybrid methodologies - Manage project scope, requirements, risks, assumptions, dependencies, and changes - Build and maint
ProjectConsulting
Sigma Software · Warsaw, Masovian Voivodeship, Poland
· Posted 2026-09-08
· 5+ years
### Job Description - Maintain and enhance existing data processes with a focus on reliability, scalability, and performance optimization - Analyze and fully understand existing data models, tables, workflows, and processing jobs - Identify technical gaps, bottlenecks, inefficiencies, and opportunities for system impro
SQLdbtSnowflake
Sigma Software · Warsaw, Masovian Voivodeship, Poland
· Posted 2026-09-08
· 5+ years
### Job Description - Maintain and enhance existing data processes with a focus on reliability, scalability, and performance optimization - Analyze and fully understand existing data models, tables, workflows, and processing jobs - Identify technical gaps, bottlenecks, inefficiencies, and opportunities for system impro
SQLdbtSnowflake
Sigma Software · Kyiv, Kyiv city, Ukraine
· Posted 2026-09-07
· 5+ years
### Job Description - Define and own the product vision, strategy, and roadmap for the enterprise AI assistant platform - Identify and validate user pain points and operational inefficiencies across enterprise functions - Lead product discovery activities, including stakeholder interviews, user research, and prioritiza
CEOProject
Sigma Software · Kyiv, Kyiv city, Ukraine
· Posted 2026-09-07
· 5+ years
### Job Description - Define and own the product vision, strategy, and roadmap for the enterprise AI assistant platform - Identify and validate user pain points and operational inefficiencies across enterprise functions - Lead product discovery activities, including stakeholder interviews, user research, and prioritiza
CEOProduct
Sigma Software · Tirana County, AL, US
· Posted 2026-09-07
· 5+ years
### Job Description - Design and implement scalable semantic modeling approaches for enterprise analytics - Build canonical analytical models on top of the core data platform - Define and govern business metrics together with Finance, Product, Ad Operations, Sales, and other stakeholders - Translate business definition
SQLdbt
Sigma Software · Kyiv, Kyiv city, Ukraine
· Posted 2026-09-07
· 5+ years
### Job Description - Design and implement scalable semantic modeling approaches for enterprise analytics - Build canonical analytical models on top of the core data platform - Define and govern business metrics together with Finance, Product, Ad Operations, Sales, and other stakeholders - Translate business definition
SQLdbt
Sigma Software · Bucharest, Bucharest, Romania
· Posted 2026-09-07
· 5+ years
### Job Description - Design and implement scalable semantic modeling approaches for enterprise analytics - Build canonical analytical models on top of the core data platform - Define and govern business metrics together with Finance, Product, Ad Operations, Sales, and other stakeholders - Translate business definition
SQLdbt
Sigma Software · Kraków, Lesser Poland Voivodeship, Poland
· Posted 2026-09-07
· 5+ years
### Job Description - Design and implement scalable semantic modeling approaches for enterprise analytics - Build canonical analytical models on top of the core data platform - Define and govern business metrics together with Finance, Product, Ad Operations, Sales, and other stakeholders - Translate business definition
SQLdbt