Sigma Software Group

Backend Engineer

• Quickly learn new technologies
• Demonstrate and prove current technical level
• Work with a mentor to prepare a personal roadmap and address knowledge gaps
• Raise problems and blockers to the mentor in a timely manner
• Study recommended materials and remain open to feedback and constructive criticism
• Show progress toward achieving the Junior Java Developer level within the defined timeframe

Java Developer Intern

Full-stack Engineer

• 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 and proactively request reviews
• Promote clean code practices and good design principles, including modularity, reuse, and extensibility
• Mentor others
• Participate in project and team meetings and contribute relevant input
• Join conference calls and face-to-face meetings with the Customer
• Collaborate on advanced software solutions for autonomous vehicle systems, including front-end and back-end components, real-time data processing, control interfaces, and integration with complex hardware systems
• Apply modern development practices, cloud-native architectures, and robust testing methodologies

Senior/Principal Full Stack Engineer, Automotive

• Join one of two AI initiatives: ChatCPI, an LLM-powered assistant for intelligent search and question answering over large technical documentation, or a Knowledge Graph Platform focused on structuring and connecting enterprise information for AI-driven use cases
• 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 output
• Evaluate model quality, experiment with new approaches, and bring proven solutions into production
• Work closely with the team to integrate AI components into the wider platform
• Own changes end-to-end, including design, implementation, testing, and deployment
• Work independently while proactively communicating blockers, scope questions, and technical trade-offs

Middle Python Developer, ML

Business Development Rep

• Seek and target 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
• Participate actively in the sales process, deliver presentations to customers, develop new opportunities, and manage customers throughout the entire sales cycle
• Identify the expectations and constraints of potential clients and align the Company’s proposals with their business needs
• Drive the contract signing process and related negotiations
• Prepare and develop case studies, contracts, work orders, presentations, and other sales materials
• Ensure a smooth transition of new accounts to the Delivery team
• Maintain accurate and up-to-date records in the sales CRM and ensure proposals meet profitability KPIs
• Build and continuously expand a strong network of professional connections relevant to the Company’s services
• Continuously increase company revenue and expand the customer base
• Analyze relevant conferences, AI-related events, and market opportunities
• Maintain expertise in focus domains through continuous learning
• Develop, maintain, and strengthen long-term business relationships with the Company’s customers

Business Development Manager – AI Products, Solutions

Data Scientist

• 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 current detection structures
• Propose simplification and optimization approaches while preserving detection quality and operational effectiveness
• Conduct exploratory analysis on large and complex datasets to validate hypotheses and support decision-making
• Assess downstream implications and operational risks of proposed changes before implementation
• Translate analytical findings into clear recommendations for technical and non-technical stakeholders
• Collaborate closely with engineers, data scientists, and security researchers to gather context and resolve blockers independently
• Operate effectively in a fast-paced environment with shifting priorities and short delivery cycles
• Contribute to improving analytical methodologies and approaches within the newly forming team

Senior Data Scientist

• 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 current detection structures
• Propose simplification and optimization approaches while preserving detection quality and operational effectiveness
• Conduct exploratory analysis on large and complex datasets to validate hypotheses and support decision-making
• Assess downstream implications and operational risks of proposed changes before implementation
• Translate analytical findings into clear recommendations for technical and non-technical stakeholders
• Collaborate with engineers, data scientists, and security researchers to gather context and resolve blockers independently
• Operate effectively in a fast-paced environment with shifting priorities and short delivery cycles
• Contribute to improving analytical methodologies and approaches within the newly forming team

SDET

• Review and analyze system specifications and user stories to understand software requirements
• Support and design comprehensive, well-structured test documentation
• Prepare testing environments, including necessary software and hardware
• Apply test design techniques to create robust test cases that maximize test coverage
• Conduct manual functional, integration, and regression testing
• Identify, log, and track defects in a bug tracking system
• Perform re-tests to verify defect fixes and improvements
• Validate test results against acceptance criteria and user expectations
• Communicate test progress, results, and issues to relevant stakeholders
• Document detailed testing reports and provide feedback on usability, performance, and overall software quality
• Assess current processes, identify areas for improvement, and adapt workflows to project needs
• Collaborate with the team to ensure high quality and effective integration of new features

Senior Test Engineer – Enterprise Heat Project

Customer Support

• Serve as a primary point of contact for Customer operational and configuration requests
• Support implementations and deployments from initiation through production launch
• Manage Customer requests related to pricing updates, workflow modifications, offer configuration, and content updates
• Coordinate activities across Customer Success, Data Science, Data Engineering, and Software Engineering teams
• Track implementation progress and help ensure timely completion of project milestones
• Facilitate communication between internal stakeholders and Customer representatives
• Gather, document, and maintain requirements, deployment activities, and operational changes
• Assist with issue investigation, troubleshooting, escalation management, and resolution tracking
• Participate in testing, validation, and quality assurance activities before releases and deployments
• Help improve operational processes and maintain high standards of Customer support and service delivery
• Ensure accurate documentation and transparency of ongoing operational activities

Java Developer Intern

Senior/Principal Full Stack Engineer, Automotive

Middle Python Developer, ML

Business Development Manager – AI Products, Solutions

Senior Data Scientist

Senior Data Scientist

Senior Test Engineer – Enterprise Heat Project

Customer Success & Implementation Support Specialist – AI Solutions