Sigma Software Group

SDET

• Perform functional, integration, and regression testing of embedded software
• Create and maintain test documentation (checklists, test cases, and bug reports)
• Participate in release planning and synchronization meetings with the development team
• Collaborate closely with developers, architects, and other QA engineers
• Identify, log, and track defects until resolution
• Contribute to the overall product and process quality according to company standards

Test Engineer, IoT

Security Analyst

• Investigate advanced and persistent attacks using data analysis and data science tools
• Analyze customers' web traffic to detect unidentified threats and reduce false positives using Elasticsearch and BigQuery
• Research, design, and continuously enhance detection mechanisms to stay ahead of evolving threats
• Provide real-time technical support to global customers, delivering professional and timely incident responses
• Produce clear, insightful incident reports
• Collaborate cross-functionally with R&D and Research teams to optimize the company's detection and mitigation capabilities
• Design, plan, and implement internal automation projects to improve team efficiency
• Work in a shift-based schedule, including weekends

Cyber Security Analyst – US Time Zone

Data Engineer

• Design and build scalable, cloud-native data platforms from greenfield to production
• Implement near-real-time ingestion pipelines using event-driven patterns
• Define and enforce platform standards, including Data Lake / Lakehouse principles, medallion architecture, and data contracts
• Refactor and optimise existing Spark and PySpark scripts for performance and maintainability
• Introduce best practices for code quality, testing, and CI/CD across data pipelines
• Drive adoption of AI tooling and agentic workflows within the data engineering team
• Ensure data quality, observability, and reliability across all pipelines and platforms
• Develop self-service tooling and microservices to simplify platform usage for other teams

Senior Data Engineer

Backend Engineer

• Work directly with Customer engineering and product teams to understand business needs
• Take ownership of end-to-end feature delivery from technical analysis and design to implementation
• Design, develop, and maintain high-quality full-stack solutions using .NET, React.js, and cloud technologies
• Participate in architecture discussions and technical decision-making
• Identify and recommend technical improvements and optimization opportunities
• Develop scalable, reliable, and maintainable applications following engineering best practices
• Work with containerized environments and Kubernetes-based deployments
• Collaborate closely with distributed teams

Senior Full-Stack Developer, .Net, React

Project Manager

• Support Project Managers and Account Managers in coordinating and monitoring project execution
• Facilitate effective communication between clients, stakeholders, and internal teams
• Assist in people management activities, including hiring planning, supporting professional growth, conducting one-on-one meetings, and collaborating with HR
• Prepare and deliver project status reports and presentations for customers and supervisors
• Maintain and update project management documentation in accordance with company processes
• Assist with project start-up, closure, and handover activities
• Participate actively in hiring processes and conduct interviews
• Support organizational initiatives, including team-building activities
• Manage time reporting and ensure data accuracy

Project Coordinator

Business Analyst

• Work on impactful analytics solutions
• Design and develop advanced Power BI dashboards
• Integrate diverse data sources
• Support decision-making processes
• Collaborate with business stakeholders to gather and clarify requirements
• Support user acceptance testing (UAT)
• Validate reporting outputs with business users
• Manage Power BI access permissions and administration processes
• Explore and implement AI tools (e.g., Copilot) to optimize analytics workflows
• Participate in sprint planning, reviews, and retrospectives within an Agile squad setup

Senior Business Analyst

• Requirements analysis, clarification
• Test documentation creation (checklists, test cases, test plans, guidelines, etc.)
• Functional and regression testing utilizing both automation and manual testing approaches
• Defect reporting, verification after resolving and sanity testing
• Test results and status reporting
• Understanding of project business and domain logic
• Act like an active Scrum team member, take part in estimation, refinement and planning sessions
• Closely collaborate with team members and participate in conference call with customer-side PO

Junior Test Engineer, Telecom

• Execute security testing of embedded firmware and software components
• Lead and support the team in conducting TARA (Threat Analysis and Risk Assessment) for embedded products
• Drive internal CRA self-assessment: gap analysis, evidence collection, and remediation guidance
• Document test results, risk findings, and audit-ready artefacts
• Build effective communication with the customer
• Contribute to developing future cybersecurity competency within the company

Senior Embedded Security Test Engineer

Full-stack Engineer

• Design, develop, and maintain robust software applications using TypeScript/JavaScript, Node.js, NestJS, and React.js
• Implement new functionality from scratch, including role-based access control services, API integration services, and custom endpoints
• Work in an AI-augmented development environment, leveraging tools like Claude Code, Cursor, and Microsoft Copilot
• Collaborate closely with stakeholders to define, design, and deliver new features
• Ensure code quality, security, and performance through critical evaluation of AI-generated outputs
• Participate in SCRUM ceremonies and contribute to team planning, estimation, and retrospectives

Middle/Senior Full Stack Developer – Logistics Domain

• 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
• Handle production issues and incidents with accountability
• Collaborate with Product, Design, and Engineering teams in Agile practices
• Contribute to continuous improvement of systems and processes

Senior .NET Developer

• Design and implement large-scale software solutions and components using multiple technologies, with a primary focus on Node.js and ReactJS
• Maintain a consistently high level of quality throughout all stages of the development
• Communicate effectively to collaborate closely with the team and gain full context for complex tasks
• Follow the best engineering practices, as well as company and client guidelines
• Play supervisory, advisory, and coaching roles for less-experienced engineers on the team
• Promote clean code, as well as design patterns and principles

Senior JavaScript/Node.js Developer, FinTech Project

• Serve as the single point of accountability for escalations and strategic initiatives
• Collaborate closely with account management, product, and engineering teams to remove blockers
• Manage incoming requests and escalations, shielding research and engineering teams from disruptions
• Identify quick-win improvements and prioritize initiatives for rapid deployment
• Translate high-level goals into actionable deliverables with defined owners, timelines, and success metrics
• Drive initiatives from kickoff to launch, maintaining visibility of progress across stakeholders
• Own and optimize the product request management process
• Influence cross-functional teams without direct authority, enforcing commitments and deadlines
• Develop deep product knowledge to anticipate issues and align solutions with customer needs

Customer Success Product/Project Manager

Product Designer

• Attend all sessions regularly and actively participate in practical activities
• Complete homework assignments after each session on time
• Demonstrate fast learning and continuous progress
• Work on real design tasks and receive feedback from mentors

UI/UX Designer Intern

• Act as a key technical liaison between business and engineering teams, translating commercial goals into actionable technical solutions
• Evaluate publisher technical environments and design scalable, maintainable architectures
• Prepare client-ready solution proposals, including features, integrations, and tools
• Lead cross-functional delivery teams, including developers, designers, DevOps, and technical PMs
• Provide architectural oversight throughout the development lifecycle to ensure continuity and quality
• Manage distributed teams across multiple time zones
• Mentor engineers, conduct code reviews, and guide technical growth
• Make architectural decisions at component and plugin levels, balancing trade-offs and communicating choices clearly

Test Engineer, IoT

Cyber Security Analyst – US Time Zone

Senior Data Engineer

Senior Full-Stack Developer, .Net, React

Project Coordinator

Senior Business Analyst

Junior Test Engineer, Telecom

Senior Embedded Security Test Engineer

Middle/Senior Full Stack Developer – Logistics Domain

Senior .NET Developer

Senior JavaScript/Node.js Developer, FinTech Project

Customer Success Product/Project Manager

UI/UX Designer Intern

Principal Engineer, AdTech

Senior JavaScript/Node.js Developer, FinTech Project