💎 Principal Software Engineer (m/k) 💎

🏢 Summary: Senior Principal Software Engineer role focused on designing and delivering enterprise-scale software and AI-powered platform solutions in a global engineering environment. The position involves technical leadership, software architecture, CI/CD automation, and development of AI systems using large language models and embedding technologies. The role also includes mentoring engineers, driving engineering standards, and contributing to large-scale cloud and digital transformation initiatives. 🗂️ Requirements: 10+ years of Software Engineering or Platform Engineering experience, Proficiency in C# or Java or Python, Experience designing, developing, and debugging enterprise applications, Hands-on experience with CI/CD pipelines, Experience with GitHub, Experience with Azure DevOps, Experience building AI-powered applications using LLMs, Experience fine-tuning language models, Knowledge of embedding models and semantic search, Experience designing agentic AI systems, Ability to create AI evaluation frameworks and benchmarking, Strong understanding of software engineering principles and architecture, Bachelor's degree in Computer Science, Engineering, IT, Mathematics, or related field 📃 Skills: C#, Java, Python, GitHub, Azure, AzureDevOps, CI/CD, LLMs, AI, Kubernetes, Docker, AWS, GCP, Agile 🏢 Description: About the Client Our client is a global professional services organization that helps leading enterprises deliver digital transformation, technology modernization, and AI-driven innovation. Operating across multiple international markets, the company partners with organizations to build scalable, secure, and business-focused technology solutions. About the Role We are looking for an experienced Principal Software Engineer to join a global engineering team delivering enterprise-scale technology solutions. In this role, you will take ownership of designing, developing, and maintaining complex software and platform solutions while ensuring they align with both business and technical requirements. You will collaborate closely with engineering and architecture teams, solve complex technical challenges, and provide technical leadership throughout the software development lifecycle. This position also involves driving engineering standards, mentoring team members, and contributing to continuous improvement initiatives. Key Responsibilities Lead the design, development, delivery, and maintenance of software and platform solutions. Develop high-quality, scalable, and maintainable code while performing debugging, testing, and troubleshooting. Provide technical leadership and guidance across engineering teams. Collaborate with software engineers and architects to design innovative technical solutions. Ensure engineering best practices, coding standards, and development processes are consistently followed. Drive continuous improvement initiatives across development and platform engineering. Support CI/CD implementation and software delivery automation. Requirements Must Have 10+ years of professional experience in Software or Platform Engineering. Strong programming skills in at least one of the following languages: C# Java Python Extensive experience designing, developing, and debugging enterprise applications. Hands-on experience with CI/CD pipelines and automation tools such as GitHub and Azure DevOps. Experience building AI-powered applications using Large Language Models (LLMs). Experience fine-tuning language models for use cases such as text generation, summarization, or question answering. Strong understanding of embedding models and their applications, including semantic search, similarity matching, clustering, and information retrieval. Experience designing and implementing agentic AI systems that integrate language models with external tools and services. Ability to design evaluation frameworks for AI models, including performance benchmarking, metrics development, and A/B testing. Strong understanding of software engineering principles, architecture, and development best practices. Nice to Have Experience with Kubernetes and Docker. Cloud certifications (Microsoft Azure, AWS, or Google Cloud). Experience working with Agile or other modern software delivery methodologies. Bachelor's degree in Computer Science, Engineering, Information Technology, Mathematics, or a related field. What We Offer Opportunity to work on large-scale international technology and AI transformation projects. Exposure to modern cloud technologies, enterprise platforms, and cutting-edge AI solutions. Collaborative environment with highly experienced engineering and architecture teams. Opportunities for continuous learning, technical growth, and professional development. A culture that encourages innovation, knowledge sharing, and continuous improvement. The opportunity to take ownership of complex technical initiatives and make a meaningful impact on enterprise-scale solutions.

🏢 Summary: Senior engineering role focused on designing and delivering enterprise-scale software and AI-powered platform solutions. The position involves technical leadership, hands-on development, CI/CD automation, and building applications using large language models and agentic AI systems. Candidates will work on global digital transformation and cloud modernization projects in a collaborative engineering environment. 🗂️ Requirements: 10+ years in Software or Platform Engineering, Proficiency in C# or Java or Python, Experience designing and debugging enterprise applications, Hands-on experience with CI/CD pipelines, Experience with GitHub, Experience with Azure DevOps, Experience building AI-powered applications with LLMs, Experience fine-tuning language models, Knowledge of embedding models and semantic search, Experience designing agentic AI systems, Ability to create AI evaluation frameworks and benchmarking, Strong understanding of software engineering principles and architecture 📃 Skills: C#, Java, Python, GitHub, Azure, DevOps, LLMs, AI, Kubernetes, Docker, AWS, GCP, CI/CD, Agile 🏢 Description: About the Client Our client is a global professional services organization that helps leading enterprises deliver digital transformation, technology modernization, and AI-driven innovation. Operating across multiple international markets, the company partners with organizations to build scalable, secure, and business-focused technology solutions. About the Role We are looking for an experienced Principal Software Engineer to join a global engineering team delivering enterprise-scale technology solutions. In this role, you will take ownership of designing, developing, and maintaining complex software and platform solutions while ensuring they align with both business and technical requirements. You will collaborate closely with engineering and architecture teams, solve complex technical challenges, and provide technical leadership throughout the software development lifecycle. This position also involves driving engineering standards, mentoring team members, and contributing to continuous improvement initiatives. Key Responsibilities Lead the design, development, delivery, and maintenance of software and platform solutions. Develop high-quality, scalable, and maintainable code while performing debugging, testing, and troubleshooting. Provide technical leadership and guidance across engineering teams. Collaborate with software engineers and architects to design innovative technical solutions. Ensure engineering best practices, coding standards, and development processes are consistently followed. Drive continuous improvement initiatives across development and platform engineering. Support CI/CD implementation and software delivery automation. Requirements Must Have 10+ years of professional experience in Software or Platform Engineering. Strong programming skills in at least one of the following languages: C# Java Python Extensive experience designing, developing, and debugging enterprise applications. Hands-on experience with CI/CD pipelines and automation tools such as GitHub and Azure DevOps. Experience building AI-powered applications using Large Language Models (LLMs). Experience fine-tuning language models for use cases such as text generation, summarization, or question answering. Strong understanding of embedding models and their applications, including semantic search, similarity matching, clustering, and information retrieval. Experience designing and implementing agentic AI systems that integrate language models with external tools and services. Ability to design evaluation frameworks for AI models, including performance benchmarking, metrics development, and A/B testing. Strong understanding of software engineering principles, architecture, and development best practices. Nice to Have Experience with Kubernetes and Docker. Cloud certifications (Microsoft Azure, AWS, or Google Cloud). Experience working with Agile or other modern software delivery methodologies. Bachelor's degree in Computer Science, Engineering, Information Technology, Mathematics, or a related field. What We Offer Opportunity to work on large-scale international technology and AI transformation projects. Exposure to modern cloud technologies, enterprise platforms, and cutting-edge AI solutions. Collaborative environment with highly experienced engineering and architecture teams. Opportunities for continuous learning, technical growth, and professional development. A culture that encourages innovation, knowledge sharing, and continuous improvement. The opportunity to take ownership of complex technical initiatives and make a meaningful impact on enterprise-scale solutions.

🏢 Summary: Hands-on Principal Software Engineer / Tech Lead role focused on architecting and developing AI-driven solutions for a global tax consulting platform. The position combines technical leadership with active backend and AI development, shaping microservices-based architecture and GenAI-enabled engineering practices. Remote role from Poland requiring close collaboration with product and engineering teams. 🗂️ Requirements: 9+ years software engineering experience in complex global environments, 5+ years experience as Tech Lead or Architect with hands-on coding, Strong expertise in C# and .NET, Experience with Python in AI-related use cases, Frontend experience with React, Angular, or Vue.js, Experience with Microsoft Azure (Functions, Service Bus/Event Hub, App Services, SQL/MongoDB), Strong knowledge of microservices architecture, DDD, CQRS, SOLID, Clean Architecture, Experience with DevOps practices (CI/CD, deployment, monitoring), Hands-on experience with AI development tools (e.g., GitHub Copilot, OpenAI), Fluent English (C1 level) 📃 Skills: C#, .NET, Python, React, Angular, Vue, Azure, SQL, MongoDB, Microservices, DDD, CQRS, SOLID, CI/CD, DevOps, GenAI, OpenAI, GitHubCopilot 🏢 Description: We are looking for a highly experienced Principal Software Engineer / Tech Lead to join a global engineering team working on the Sightline platform – an in-house solution supporting tax consulting services worldwide. This is a hands-on leadership role , combining responsibilities across architecture, software engineering, and team leadership . You will play a key role in shaping the technical direction of AI-driven solutions, while actively contributing to development. You will work on cutting-edge AI-powered systems , leveraging GenAI tools and agent-based development approaches to build scalable, high-quality, and business-oriented solutions Location: Remote from Poland Language: Polish and English Key Responsibilities Lead the end-to-end design, development, and deployment of new platform components and features Define and drive architecture decisions (microservices, DDD, CQRS, Clean Architecture) Collaborate closely with Product Owners and stakeholders to align technical solutions with business needs Lead and mentor software engineers and QA teams , ensuring high engineering standards Conduct code reviews and provide technical guidance , promoting best practices across teams Ensure compliance with platform standards, security, and performance requirements Support production environments (L3 support) – troubleshooting and resolving complex issues Drive adoption of AI tools and GenAI practices in the development lifecycle Stay up to date with the latest AI frameworks, agent platforms, and engineering practices Requirements (Must Have) 9 to 12+ years of experience in software engineering within complex, global environments 5+ years as Tech Lead / Architect , with strong hands-on experience Strong expertise in C# / .NET (core backend technology) Experience with Python (especially in AI-related use cases) Frontend experience with React, Angular, or Vue.js Strong experience with Microsoft Azure (Functions, Service Bus/Event Hub, App Services, SQL/MongoDB) Solid understanding of microservices architecture, DDD, CQRS, SOLID, Clean Architecture Experience with DevOps practices and tools (CI/CD, deployment, monitoring) Hands-on experience with AI-enabled development tools (e.g. GitHub Copilot, OpenAI, etc.) Strong communication skills and ability to work with senior stakeholders and business teams Fluent English ( C1 level )

🏢 Summary: Principal Software Engineer role focused on architecting and building AI-native manufacturing software systems spanning edge computing, hardware control, automation, and high-rate telemetry. The position requires hands-on technical leadership across interdisciplinary engineering teams to develop scalable, high-performance platforms for factory automation and data processing. This is a full-time onsite role in Hawthorne with strong compensation, equity, and comprehensive benefits. 🗂️ Requirements: 10+ years of hands-on experience architecting and implementing complex software systems, Strong experience with C, Strong experience with C++, Strong experience with Rust, Experience in robotics, IoT, autonomous vehicles, UAVs, or similar autonomy-focused industries, Experience working in high-performance compute environments, Ability to work onsite full-time in Hawthorne, Experience leading software architecture and system integration efforts 📃 Skills: C, C++, Rust, FPGA, GPU, IoT, Robotics, Telemetry, Automation, Edge, MachineLearning, AI 🏢 Description: Freeform builds AI-native manufacturing systems that unify software, hardware, and physics to produce industrial-scale parts at the speed of human ideation. By treating manufacturing as a single integrated system, the company develops complex hardware that can be designed, built, and scaled without limits. As a Principal Software Engineer, you will act in a technical leadership capacity responsible for driving innovative development efforts across a broad software ecosystem including edge computing, hardware control and automation, and high-rate telemetry systems. You will work closely with electrical, mechanical, and process engineering disciplines as well as technical executives to invent and implement complex interdisciplinary performance requirements. This is a hands-on role spanning architecture, implementation, coding, and solving complex technical challenges. Your work will contribute to deploying sophisticated software platforms capable of processing petabytes of high-rate data on the edge and automating factory systems globally. 3D printing experience is not required. The role is suited for collaborative engineers who enjoy solving difficult technical problems and building advanced technology. Responsibilities: - Provide architectural leadership for the development of a complex, highly integrated software system - Take on the most challenging development and implementation efforts in the software stack - Lead system-level integration and validation efforts - Provide technical project management from conception to production when required - Drive communication and collaboration across electrical, mechanical, and process engineering teams - Innovate on system capability and performance and accelerate engineering progress Basic Qualifications: - 10+ years of hands-on experience architecting and implementing complex software systems using C/C++/Rust - Experience in industries such as robotics, IoT, autonomous cars, UAVs, or similar autonomy-centric environments - Experience working in a high-performance compute environment such as FPGAs or GPUs Nice to Have: - BS, MS, or PhD in Computer Science, Computer Engineering, Electrical Engineering, or related field - Experience with edge computing, high-speed data acquisition, and real-time closed-loop control systems - Experience with hardware acceleration for machine learning or artificial intelligence - Experience working in a startup or leading-edge technology environment - Creative problem-solving using first-principles reasoning - Passion for software applications impacting the physical world Location: Based in Hawthorne, the vertically integrated facility combines technology development, R&D, and production under one roof. The role requires full-time onsite presence five days a week with very limited exceptions. What We Offer: - Inclusive and collaborative culture focused on learning and data-driven decisions - Opportunity to join a rapidly growing company developing transformative technology Benefits: - Significant stock option packages - 100% employer-paid medical, dental, and vision insurance - Life insurance - Traditional and Roth 401(k) - Relocation assistance - Paid vacation, sick leave, and company holidays - Generous paid parental leave - Free daily catered lunch and dinner - Casual dress and flexible work hours - Regular catered team-building events Compensation: The estimated salary range for this role is $200,000-$400,000, depending on experience, educational background, and demonstrated skills and impact.

🏢 Summary: The offer is for a Principal Software Engineer to lead technical strategy and architecture for a high-impact US-based project, with strong hands-on involvement in .NET and Azure environments. The role combines senior-level technical leadership, system design ownership, and the integration of AI/GenAI capabilities into products and engineering workflows. It requires operating strategically within complex global structures while driving scalable, secure solutions. 🗂️ Requirements: Extensive experience as Principal Engineer or senior engineering leader, Strong hands-on expertise in .NET, Strong hands-on expertise in Azure, Proven experience in large, complex global organizations, Practical experience with AI and GenAI solutions, Strong architectural and system design experience, Ability to define technical strategy and architecture, Experience mentoring senior engineers, English proficiency at C1 level 📃 Skills: .NET, Azure, AI, GenAI, Architecture, SystemDesign 🏢 Description: Working as a Principal Software Engineer, you will: Lead and drive technical strategy for a high-impact US-based project within the Sightline domain Operate at a senior leadership level, partnering with stakeholders across a complex, global organization Provide hands-on technical guidance in .NET and Azure environments, ensuring scalable and secure solutions Champion the adoption and integration of AI and GenAI capabilities across the product and engineering workflows Collaborate with cross-functional teams to define architecture, technical direction, and best practices Act as a key decision-maker in system design, balancing business needs with technical excellence Mentor senior engineers and support the growth of engineering teams Navigate and influence large organizational structures, ensuring alignment across multiple stakeholders Communicate effectively with both technical and non-technical audiences, translating complex concepts into clear insights Contribute to building a strong engineering culture focused on innovation, collaboration, and continuous improvement About Chabre IT Services Chabre IT Services is a global professional IT services provider, building long-lasting relationships with Enterprises. We specialize in the delivery of tailor-made solutions,  smart outsourcing, try&hire, and success fee services. We are a smart IT boutique with unique knowledge, which will deliver your ideas into reality. About our Client Our client is a global technology and management consultancy specializing in driving digital transformation in the financial services industry. It operates at the intersection of business and technology by combining innovative thinking with unrivalled industry knowledge to deliver endto-end data-driven solutions and fast-track digital initiatives for banking and payments, capital markets, wealth and asset management, insurance, and the energy sector. Qualifications Extensive experience as a Principal Engineer, Engineering Manager, or Senior Manager-level leader Strong hands-on expertise in .NET and Azure Proven experience working in large, global organizations with complex structures (e.g., companies like PwC or similar) Solid understanding and practical experience with AI/GenAI solutions and their application in software development Strong architectural and system design experience Excellent communication skills, with the ability to engage confidently with diverse stakeholders Balanced personality: communicative and open, yet thoughtful and professional Experience mentoring and influencing senior engineers and technical teams Ability to operate strategically while remaining close to the technology English proficiency at C1 level We offer Rate up to 180,00 PLN /h + VAT Remote work Subsidy for peripherals in the amount of 500,00zł Working tool (MacBook Pro or Lenovo Legion 5) Co-financing of courses related to the position Benefits: MultiSport, Medicover

🏢 Summary: The offer is for a Principal Software Engineer to lead technical strategy and architecture for a high-impact US-based project within the Sightline domain. The role combines hands-on development in .NET and Azure with strategic leadership, driving scalable, secure solutions and integrating AI/GenAI capabilities. It involves system design ownership and guiding engineering teams in complex, global environments. 🗂️ Requirements: Extensive experience as Principal Engineer or Engineering Manager, Strong hands-on experience with .NET, Strong hands-on experience with Azure, Proven experience in large, complex global organizations, Practical experience with AI and GenAI in software development, Strong architecture and system design expertise, Ability to lead technical strategy and system design decisions 📃 Skills: .NET, Azure, AI, GenAI, Architecture, SystemDesign, Cloud, C# 🏢 Description: Working as a Principal Software Engineer, you will: Lead and drive technical strategy for a high-impact US-based project within the Sightline domain Operate at a senior leadership level, partnering with stakeholders across a complex, global organization Provide hands-on technical guidance in .NET and Azure environments, ensuring scalable and secure solutions Champion the adoption and integration of AI and GenAI capabilities across the product and engineering workflows Collaborate with cross-functional teams to define architecture, technical direction, and best practices Act as a key decision-maker in system design, balancing business needs with technical excellence Mentor senior engineers and support the growth of engineering teams Navigate and influence large organizational structures, ensuring alignment across multiple stakeholders Communicate effectively with both technical and non-technical audiences, translating complex concepts into clear insights Contribute to building a strong engineering culture focused on innovation, collaboration, and continuous improvement About Chabre IT Services Chabre IT Services is a global professional IT services provider, building long-lasting relationships with Enterprises. We specialize in the delivery of tailor-made solutions,  smart outsourcing, try&hire, and success fee services. We are a smart IT boutique with unique knowledge, which will deliver your ideas into reality. About our Client Our client is a global technology and management consultancy specializing in driving digital transformation in the financial services industry. It operates at the intersection of business and technology by combining innovative thinking with unrivalled industry knowledge to deliver endto-end data-driven solutions and fast-track digital initiatives for banking and payments, capital markets, wealth and asset management, insurance, and the energy sector. Qualifications Extensive experience as a Principal Engineer, Engineering Manager, or Senior Manager-level leader Strong hands-on expertise in .NET and Azure Proven experience working in large, global organizations with complex structures (e.g., companies like PwC or similar) Solid understanding and practical experience with AI/GenAI solutions and their application in software development Strong architectural and system design experience Excellent communication skills, with the ability to engage confidently with diverse stakeholders Balanced personality: communicative and open, yet thoughtful and professional Experience mentoring and influencing senior engineers and technical teams Ability to operate strategically while remaining close to the technology English proficiency at C1 level We offer Rate up to 180,00 PLN /h + VAT Remote work Subsidy for peripherals in the amount of 500,00zł Working tool (MacBook Pro or Lenovo Legion 5) Co-financing of courses related to the position Benefits: MultiSport, Medicover

🏢 Summary: The role focuses on building and evolving core platform services to support engineering teams, emphasizing scalable cloud-native solutions, developer experience, and automation. It involves designing shared services, advancing CI/CD and Infrastructure as Code practices, and integrating AI-powered tools and LLM-based solutions. The position also promotes DevOps and SRE standards to ensure reliability and operational excellence in production environments. 🗂️ Requirements: 8+ years of experience delivering production-grade software solutions, Strong proficiency in Python, Experience with Kubernetes and containerized environments, Experience with distributed systems, Knowledge of REST and gRPC service development, Experience with cloud-native architectures, Hands-on experience with Infrastructure as Code tools, Familiarity with AI tooling and LLM-based applications, Ability to support production systems and incident response 📃 Skills: Python, Kubernetes, Docker, REST, gRPC, Terraform, CI/CD, LLM, AI, DevOps, SRE, Cloud, Automation 🏢 Description: We are looking for a Senior Platform Engineer to help build and evolve the core technology platforms that support our engineering organization. This role focuses on developing scalable software solutions, improving developer experience, and driving cloud-native engineering practices across the business. Working closely with engineering, cloud, and operations teams, you will contribute to platform architecture, automation initiatives, and the adoption of modern development and reliability practices. Key Responsibilities • Design and maintain shared platform services and engineering tools used across multiple teams. • Develop and enhance internal platforms, including authentication, developer tooling, and infrastructure services. • Build AI-powered solutions leveraging LLMs, intelligent agents, and automation technologies. • Contribute to engineering standards, architectural guidelines, and reusable frameworks. • Improve software delivery through CI/CD, automation, and Infrastructure as Code. • Promote DevOps and SRE practices, including observability, monitoring, and operational excellence. • Support production systems through incident response and reliability improvements. Required Qualifications • 8+ years of experience delivering software solutions in production environments. • Strong programming skills in Python; experience in other languages like Java, C#, C++, Go or others, nice to have • Experience with Kubernetes, containers, and distributed systems. • Knowledge of REST and gRPC service development. • Experience with solution architecture and cloud-native technologies. • Familiarity with AI tooling, agent-based frameworks, and LLM-powered applications. • Hands-on experience with Infrastructure as Code tools such as Terraform. • Strong communication and technical documentation skills.

🏢 Summary: Senior Software Engineer responsible for defining technical standards and architecture, leading backend and frontend development, and ensuring secure, scalable, and observable solutions. The role drives CI/CD, enterprise integrations, and production support while aligning engineering practices with product and operations goals. 🗂️ Requirements: Proven experience defining technical standards and architecture, Experience with CI/CD orchestration, Experience with observability implementation, Experience implementing on-premises, hybrid, and cloud solutions, Experience leading backend and frontend architectural decisions, Experience maintaining CI/CD pipelines, Experience coordinating enterprise integrations, Knowledge of DDD and clean architecture, Expertise in Java and Spring Boot, Expertise in Python and FastAPI, Expertise in React or Angular, Experience with L2/L3 production support, Experience with Spring Security and OAuth 📃 Skills: Java, SpringBoot, Python, FastAPI, React, Angular, CICD, Observability, ServiceNow, Jira, Boomi, DDD, OAuth, SpringSecurity 🏢 Description: To strengthen the team, we are seeking a person for the role of Senior Software Engineer, responsible for defining technical standards and architecture, guiding the development team, ensuring quality practices, security, and CI/CD, and collaborating with product and operations in delivering scalable, business-aligned solutions. Main Responsibilities Define technical standards, architecture, and development practices, ensuring quality, security, performance, and resilience in production environments. Orchestrate end-to-end delivery with CI/CD and observability while promoting responsible autonomy among teams aligned with product and operational objectives. Implement on-premises, hybrid, and cloud solutions with security best practices, observability, and integration with existing systems. Lead architectural decisions in backend and frontend (Java/Spring Boot, Python/FastAPI, React/Angular), ensuring scalability, consistent testing and code reviews. Implement and maintain end-to-end CI/CD pipelines and observability (logs, metrics, distributed tracing). Coordinate enterprise integrations (ServiceNow, Jira, CRMs) and iPaaS (e.g., Boomi), including mapping, validation, and compliance. Apply practices such as DDD, clean architecture, application security, and secrets/IAM management throughout the development lifecycle. Provide technical guidance to the team, elevate quality standards, and align practices with product and operations. Lead L2/L3 support in production: incident triage and resolution, prevention escalation (on call), SLA management, and conducting post-mortems focused on root causes and corrective actions. Operate and evolve applications in on-premises, hybrid, or cloud environments: VMs, networks, VPNs, certificates, Nginx/reverse proxy, load balancing, and enhancing the security of exposed services. Key Requirements Proven ability to define technical standards, architecture, and development practices. Experience with CI/CD orchestration and observability practices. Knowledge of implementing on-premises, hybrid, and cloud solutions with security best practices. Leadership in architectural decisions for backend and frontend technologies. Experience with maintaining CI/CD pipelines and end-to-end observability. Ability to coordinate enterprise integrations and ensure compliance. Mastery of practices such as DDD and clean architecture. Technical expertise in Java/Spring Boot, Python/FastAPI, React/Angular. Experience in providing L2/L3 technical support and leading incident resolution. Expertise in security practices, including Spring Security and OAuth. Nice to Have Experience with Docker, Kubernetes, and cloud environments (Azure/AWS/GCP). Background in data management with PostgreSQL, MongoDB, and Redis. Familiarity with AI models, particularly RAG. Knowledge in security access management and policies based on the principle of least privilege.

🏢 Summary: Senior Software Engineer role focused on designing and delivering new features and PoCs end-to-end on a large-scale SaaS and data platform. The position emphasizes backend development in Python, extending a mature system, and leveraging AI/LLM tools to accelerate development and improve engineering workflows. Fully remote with high ownership and impact on product direction. 🗂️ Requirements: 7+ years of Software Engineering experience, Strong experience with Python, Experience with Django, Experience building large-scale production systems, Experience designing and maintaining REST APIs, Strong understanding of distributed systems, Strong understanding of backend architecture, Daily practical use of AI tools and LLMs in development workflows, Experience with cloud environments, Ability to independently design and deliver end-to-end solutions, Professional English proficiency 📃 Skills: Python, Django, REST, API, SaaS, LLM, AI, Cloud, DistributedSystems, Backend 🏢 Description: Does building awesome, innovative products that add up to something meaningful sound like a dream come true? Come join us and make that vision a reality! About We are looking for a product-driven Senior Software Engineer who thrives in fast-paced environments and enjoys turning ideas into practical, user-focused solutions. In this role, you will independently design and deliver new features and PoC end-to-end on top of an existing large-scale SaaS and data platform. Rather than working in a purely greenfield environment, you will extend and evolve a mature platform with new capabilities, focusing on speed, usability, and real customer value. A key part of this role is the daily use of AI and LLM-based tools to accelerate development workflows, prototyping, research, testing, and delivery. We are looking for someone who not only uses AI tools effectively but also understands how to integrate AI reasoning and automation into modern software engineering practices. Responsibilities Independently design, prototype, and deliver new features and PoCs end-to-end Translate product ideas into scalable and user-focused backend solutions Validate technical feasibility and make pragmatic architectural decisions Use AI tools, coding copilots, and LLM-based workflows to accelerate development, experimentation, and delivery Build and maintain scalable backend services and REST APIs using Python (preferably Django) Collaborate closely with Product, Design, and Engineering teams to shape and refine new features Contribute to engineering quality through code reviews, technical guidance, and knowledge sharing Continuously explore and introduce practical AI-driven workflows that improve engineering productivity and delivery speed Our offer Competitive salary on B2B contract Fully remote position Real impact and independence at work Individual career path Work-life balance A non-corporate atmosphere where innovation, personal growth, and teamwork thrive 100+ smart, curious & ambitious engineers What you bring 7+ years of experience as a Software Engineer Strong experience with Python and preferably Django Experience building and maintaining large-scale production systems and REST APIs Strong understanding of distributed systems and modern backend architecture Demonstrated daily use of AI tools and LLMs in real engineering workflows (e.g. code generation, prototyping, refactoring, testing, documentation, automation) Experience integrating with complex platforms and cloud environments Ability to independently deliver solutions with minimal supervision Strong product mindset and focus on solving real user problems Excellent communication and collaboration skills across Product, Design, and Engineering teams Curiosity, ownership, and passion for learning and experimenting with new technologies Professional level of English Nice to Have Experience mentoring or coaching engineers Experience working with data products and related scalability challenges Experience promoting AI-driven engineering practices and helping teams adopt modern AI workflows Benefits International Projects Small Teams Flat Structure Friendly Atmosphere Flexible Hours Individual Career Path We want your TALENT! Don’t hesitate and APPLY! We are happy to tell you more details about this position in a phone call. Our recruitment process is very fast and straightforward to ensure a great experience from the first interview to joining your dream team!

🏢 Summary: Principal Site Reliability Engineer role leading infrastructure strategy for an AI-driven SaaS platform in the finance domain. The position focuses on scaling, securing, and optimizing cloud-based systems while driving automation, reliability, and performance. You will shape CI/CD, observability, and infrastructure practices in a high-growth environment. 🗂️ Requirements: 8+ years in Site Reliability Engineering or DevOps, 2+ years in Principal or Lead role, Experience in infrastructure modernization and scaling, Strong proficiency in Python, Expertise in AWS cloud platforms, Experience with AWS ECS and EKS, Experience designing and optimizing CI/CD pipelines, Experience with Terraform for infrastructure-as-code, Strong knowledge of monitoring and observability practices 📃 Skills: Python, AWS, ECS, EKS, Terraform, GitHub, Buildkite, CICD, Monitoring, Observability 🏢 Description: Are you ready to lead infrastructure strategy for a cutting‑edge AI‑driven SaaS platform? We are looking for a Principal Site Reliability Engineer with a proven track record in scaling, optimizing, and securing cloud‑based systems. This senior role offers the opportunity to shape the reliability and performance of a platform used by finance teams worldwide. In this role, you will be part of a dynamic engineering environment where your expertise will directly influence product stability and growth. You will work with advanced cloud technologies, automation tools, and AI-driven solutions, contributing to projects that push the boundaries of innovation. If you are ready to take on strategic responsibility and make a tangible impact, apply now and join us in building the future of reliable, scalable systems. Customer Sigma Software is partnering with a fast‑growing AI‑driven SaaS platform serving finance and accounting teams in high‑growth businesses. The platform automates critical workflows — from billing and collections to revenue recognition and reporting, ensuring compliance and accelerating cash flow. Leveraging advanced AI, it reduces manual work, increases operational efficiency, and supports scalability for customers worldwide. Project The project focuses on building and scaling an AI-powered SaaS solution for finance automation. It integrates advanced machine learning models with robust cloud infrastructure to deliver secure, compliant, and high‑performance services. The engineering culture emphasizes automation, resilience, and operational excellence. Requirements At least 8 years of experience in Site Reliability Engineering or DevOps roles, including 2+ years in a Principal or Lead position Proven experience in infrastructure modernization and scaling initiatives for high‑growth environments Strong proficiency in Python Deep expertise in cloud platforms and container orchestration tools such as AWS ECS and EKS Solid experience in CI/CD pipeline design and optimization using tools like GitHub Actions and Buildkite Proficiency in infrastructure‑as‑code tools such as Terraform Strong knowledge of monitoring, observability, and performance optimization practices Upper-Intermediate level of spoken and written English Would be a plus: Experience with monorepos (Turborepo, pnpm) Familiarity with modern TypeScript tools (swc, biome, oxc) Knowledge of NestJS, NextJS, and testing frameworks (Jest, Vitest) Personal Profile Excellent leadership, communication, and decision‑making abilities Ability to work independently and make pragmatic build‑vs‑buy decisions in fast‑paced environments Responsibilities Define and lead infrastructure and reliability strategy across the platform Design scalable, resilient systems in collaboration with engineering teams Optimize build, testing, and deployment processes for speed and stability Establish and uphold best practices for CI/CD, monitoring, and observability Lead incident response and drive continuous improvement post‑incident Automate workflows to reduce operational toil and risk Mentor engineers and foster a culture of operational excellence Make strategic build‑vs‑buy decisions balancing speed, quality, and sustainability