Sigma Software Group

Data Engineer

• Design and implement a scalable data warehouse or data lakehouse to support analytics, reporting, and business KPIs
• Develop and maintain reliable batch and/or streaming data pipelines from internal databases and external systems
• Collaborate with stakeholders to translate business requirements into efficient data models and schemas
• Establish and maintain data modeling standards and best practices
• Implement monitoring, data quality controls, and observability for all data workflows
• Provide well-structured datasets to enable self-service analytics for BI and data teams
• Document the data platform, including lineage, definitions, and contracts, to create a shared source of truth for metrics

Senior Data Engineer

• Design, build, and optimize high-volume, high-performance ELT pipelines for centralized data warehousing
• Collaborate with Product Managers, ML Engineers, Data Scientists, and DevOps to define and enforce a reliable, scalable, and secure data platform architecture
• Ensure adherence to data warehousing standards, data quality best practices, and metadata management processes
• Take ownership of key data warehouse components and drive improvements in performance and reliability
• Conduct architecture reviews and participate in system design discussions to provide technical leadership
• Mentor and guide junior engineers, fostering a culture of quality and continuous learning

Senior Data Engineer – Interior Design

• Design, develop, and maintain databases for analytical and reporting needs
• Create and optimize Data Warehouse structures
• Design and implement Data Marts for various business domains
• Ensure data quality, consistency, and performance
• Collaborate with BI Engineers to support reporting and self-service analytics
• Develop and maintain permission and access control models
• Support and improve existing database solutions
• Build and maintain ELT pipelines
• Participate in performance tuning and optimization of analytical workloads

Data Engineer, Corporate DWH

Frontend Engineer

• Design, develop, and maintain scalable front-end applications using ReactJS and GraphQL
• Collaborate with UX/UI designers and backend developers to deliver high-quality features
• Implement responsive, user-friendly interfaces across devices and browsers
• Ensure application performance, security, and scalability
• Conduct code reviews and share best practices with the team
• Debug and resolve issues efficiently
• Contribute to continuous improvement of development processes and tools

Senior Front-End Developer

Backend Engineer

• Take ownership of tasks from requirements gathering to production release and ongoing support
• Collaborate closely with teammates, offering assistance and seeking help when needed
• Communicate effectively with stakeholders and cross-functional teams
• Write clean, maintainable code and conduct peer reviews to ensure quality
• Ensure software adheres to best practices and maintainability standards
• Participate in requirements clarification, estimation, and planning sessions
• Prepare technical and user documentation
• Attend project and team meetings, contributing relevant insights
• Proactively suggest improvements and raise issues to stakeholders and project management

Java Developer – Telecom Domain

Full-stack Engineer

• Lead cross-functional initiatives across multiple engineering teams
• Drive the design and architecture of complex backend systems supporting large-scale 3D and computer vision experiences
• Partner with product and engineering leadership to translate business needs into actionable engineering plans
• Conduct architecture reviews and ensure adherence to engineering excellence practices
• Mentor senior engineers, fostering technical growth and leadership skills
• Ensure backend systems are scalable, reliable, and fault-tolerant
• Oversee integration of high-throughput ETL flows and data processing pipelines
• Collaborate closely with frontend and 3D teams to deliver seamless user experiences

Principal Software Engineer – Interior Design

SDET

• Design, develop, and maintain automated tests for web and mobile UI, API, and data layers
• Create and support a robust test automation framework
• Write and maintain test automation documentation
• Collaborate with the Product Manager to refine automation strategies
• Participate in grooming sessions and provide input on feature feasibility
• Recommend best practices for test automation approaches
• Ensure high quality and reliability of product releases

Test Automation Engineer – Food Delivery Platform

• Design, implement, and debug code under the supervision of senior developers
• Participate in requirements clarification and planning sessions
• Perform code review of other team members
• Get familiar with Agile practices

Junior .NET Developer, Telecommunication

DevOps Engineer

• Configure, implement, and automate CI/CD pipelines for software delivery, including test automation frameworks
• Continuously improve speed, efficiency, scalability, and stability of integration systems and environments
• Capture demand and trends from development teams into IT processes

Senior DevOps Engineer, OpenStack

• Design, implement, and debug your code under the supervision of senior developers
• Know how to cover your code by unit, integration, or component tests
• Learn best engineering & SDLC practices and apply them in daily work
• Participate in requirements clarification sessions, and planning sessions with a client to help the Product team build a stable web application
• Perform code review of other team members using development guidelines
• Get familiar with Agile by participating in Scrum events (daily, retrospective meetings; estimation, planning sessions, etc.)
• Have the opportunity to contribute to building and deploying automation and see how CI/CD works

Intern/Junior .NET Developer – Telecommunication

• Design, develop, and implement large-scale distributed systems capable of handling substantial data volumes with scalability, low latency, and fault tolerance
• Architect and implement APIs and event-driven solutions to meet system requirements and enhance functionality
• Diagnose and resolve complex production issues across services and technology stack, delivering both code and data fixes
• Create and execute comprehensive unit, API, regression, and performance tests to ensure system reliability and efficiency
• Collaborate closely with cross-functional teams to address and resolve production incidents promptly, ensuring minimal downtime

Senior Java Developer

• Maintain and enhance existing data processes to ensure reliability, performance, and scalability
• Improve and support Python-based services, as well as develop new ones
• Design, implement, and optimize scalable data architecture
• Drive improvements in system reliability and performance across all data workflows
• Modernize data processes by introducing new tools and technologies
• Manage data flow between local storage, AWS, and Snowflake with a focus on performance and cost efficiency
• Lead migration of data pipelines and services to Snowflake
• Work with and improve the data orchestration layer (Airflow) for stable operation and scalability
• Collaborate with cross-functional teams to ensure architectural alignment and adoption of best practices

Software Developer

• Develop, maintain, and optimize CRM drag-and-drop module libraries and evergreen components
• Maintain documentation for marketing assets and components
• Write, extend, and debug code within team tools and services
• Ensure components align with brand guidelines and best practices
• Collaborate with CRM Engineering Team to standardize tags, metadata, and personalization strategies
• Train and support CRM marketers on platform capabilities and best practices
• Manage multiple projects and prioritize tasks effectively
• Troubleshoot and resolve issues with marketing solutions
• Participate in on-call rotation for the team
• Execute special projects as assigned

Junior JavaScript Developer

• Lead and mentor a team of 3 engineers through code reviews, design critiques, career mentorship, and collaboration with integration teams
• Design and build scalable solutions, balancing production-quality code with rapid PoC development
• Own sprint planning and quarterly roadmap execution
• Act as final escalation point for complex technical issues
• Rapidly learn and implement new technologies, strategically managing technical debt

Senior Data Engineer

Senior Data Engineer – Interior Design

Data Engineer, Corporate DWH

Senior Front-End Developer

Java Developer – Telecom Domain

Principal Software Engineer – Interior Design

Test Automation Engineer – Food Delivery Platform

Junior .NET Developer, Telecommunication

Senior DevOps Engineer, OpenStack

Intern/Junior .NET Developer – Telecommunication

Senior DevOps Engineer, OpenStack

Senior Java Developer

Software Developer

Junior JavaScript Developer

Senior Software Engineer – Team Leader