CrawlJobs Logo
Tripadvisor Logo Tripadvisor · IT - Software Development

Principal Software Engineer (Experiences)

Poland, Krakow Employment contract · Job Posted May 17, 2026
Apply Position
Job Link Share

Job Description

The Tripadvisor Experiences Engineering team is distributed across Europe and is responsible for Tripadvisor.com, the Tripadvisor mobile apps and all their supporting infrastructure. We run the systems that help operators build their businesses and those which enable third parties to utilise our inventory. We provide the tools which help our customer services team provide world class service to travellers and operators internationally. We’re looking for a Principal Software Engineer to join our fast-growing team. This role is open to candidates based within a commutable distance (generally up to 1.5 hours) of our Cracow office. We embrace flexibility in where and how work gets done and also value meaningful in-person moments to connect and collaborate. You can expect a remote-first working model with periodic in-person gatherings at your closest office for team connection, planning, or other key moments.

Job Responsibility

  • Drive the design and architecture of complex, scalable systems that underpin our technology solutions
  • Conduct design reviews at both the engineering pillar level and across the broader engineering organization
  • Leads generalisable improvements in operational maturity for his platform and promotes best practices with other engineers when it comes to operations
  • Work closely with engineering managers, other principal and senior principal engineers to drive technology strategy and roadmap that aligns to the wider organisation vision
  • Partners with Product Manager(s) and Engineering Manager(s) to establish clear technical delivery milestones for key initiatives and then helps to drive delivery within the agreed scope, quality and on time
  • Build trusted leadership by being regarded as a go-to person across a wide number of technologies, practices, and tools used in an engineering pillar
  • Communicate effectively with technical and non-technical stakeholders to ensure alignment on project goals, commitments, and timelines

Requirements

  • 10+ years of experience in commercial software development
  • Demonstrated excellence in working with cross functional teams in fast-paced environments, both in terms of technical leadership and cross team collaboration
  • Excellent command of tools and expertise for troubleshooting production issues
  • Experience around building scalable and distributed software systems, from conception to production
  • Experience of software architecture, design principles and engineering best practices
  • Experience with AWS or Azure cloud platforms, object-oriented programming languages such as Java, Python, or Scala, and working with both SQL and NoSQL databases

Nice to have

Exposure to the data engineering ecosystem will be a huge plus

What we offer

  • Competitive compensation packages, including base salary and annual bonus
  • Work your way with flexibility to suit your lifestyle
  • Flexible schedule
  • Donation matching
  • Tuition assistance
  • Lifestyle benefit
  • Travel perks
  • Employee assistance program
  • Health benefits
Tripadvisor - All Job Offers

Looking for more opportunities?

Search for other job offers that match your skills and interests.

Suggested Tags: Frontend Developer Secretary Talent Manager Salesforce Administrator Data Analyst
Similar Jobs for

Principal Software Engineer (Experiences)

8 matching positions

Senior Software Engineer / Principal Software Engineer - Copilot CLI

Within GitHub and Microsoft CoreAI, the Copilot CLI team builds GitHub's coding ...
Location
Location
United States , Redmond
Salary
Salary:
119800.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's Degree in Computer Science or related technical field AND 4+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience
  • Ability to meet Microsoft, customer and/or government security screening requirements are required for this role. These requirements include but are not limited to the following specialized security screenings: Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud background check upon hire/transfer and every two years
Job Responsibility
Job Responsibility
  • Take ownership of critical product and platform areas of the Copilot CLI and shared agent runtime
  • Set a high technical and quality bar for agentic systems and developer-facing tooling
  • Design and ship performant, reliable terminal experiences that developers depend on for daily work
  • Use data, benchmarks, and direct user feedback to guide iteration and investment
  • Collaborate across org boundaries to enable other teams to build agentic products on top of a shared foundation
  • Influence architecture, technical direction, and engineering standards beyond your immediate team
What we offer
What we offer
  • Certain roles may be eligible for benefits and other compensation
  • Fulltime
Read More
Arrow Right

Senior Software Engineer / Principal Software Engineer

We are hiring multiple Senior Software Engineers and Principal Software Engineer...
Location
Location
Costa Rica , Multiple Locations
Salary
Salary:
Not provided
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's degree in Computer Science or Engineering OR equivalent experience
  • At least 5 years of experience in software design and backend service development
  • 5+ years of hands-on experience in an object-oriented language such as C++, C#, Java, Python, or equivalent experience with C
  • Proficiency in English is essential for effective communication
Job Responsibility
Job Responsibility
  • Drive a project through to delivery removing obstacles as needed to ensure success
  • Contribute to the design of large-scale distributed software services and solutions
  • Write clean, well-tested code
  • Champion and drive improvements to team software engineering practices
  • Mentor junior engineers
  • Collaborate with related teams to achieve goals
  • Promote knowledge sharing and contribute to onboarding documentation for new engineers
  • Act as a participant in the on-call rotation to monitor service for degradation, downtime, or interruptions and perform complex incident management and problem resolution for the service
  • Fulltime
Read More
Arrow Right

Senior Software Engineer and Principal Software Engineer - Power Point AI Team

The PowerPoint team is embarking on an exciting new chapter - evolving a product...
Location
Location
United States , Redmond
Salary
Salary:
119800.00 - 234700.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's Degree in Computer Science or related technical field AND 4+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience
  • Ability to meet Microsoft, customer and/or government security screening requirements are required for this role
  • Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud background check upon hire/transfer and every two years thereafter
  • Bachelor's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience
  • 8+ years of experience in backend service engineering, including work on high-scale infrastructures
  • Proficiency in one or more systems programming languages such as C#, C++
  • 1+ years of experience in software engineering, designing and developing systems (and APIs) that deploy and integrate with AI models
  • 2+ years of experience working with rich telemetry, making data driven decisions, and carrying out rapid experimentation
  • 2+ years of experience building software for scale, performance, and reliability
  • Academic or industry experience with building, finetuning, deploying or building eval-driven systems utilizing the models (any category)
Job Responsibility
Job Responsibility
  • Lead design and delivery of complex, scalable AI features ensuring resilience and exceptional user experience
  • Drive technical strategy and architecture decisions across multiple services, influencing partner teams and aligning with compliance and security requirements
  • Champion modern engineering practices, including AI-driven approaches, automation, and cloud-native patterns, across the full development lifecycle
  • Mentor and guide engineers, fostering technical excellence and continuous improvement in security, reliability, and performance
  • Collaborate cross-org to solve challenging technical problems, streamline processes, and reduce operational costs while improving live-site health
  • Design and implement scalable backend services optimized for machine learning workflows and large language model integration
  • Develop and maintain evaluation-driven systems that leverage text and multimodal inputs (e.g., images) to power visual-creation experiences
  • Build and optimize APIs and infrastructure to support high-performance model inference and experimentation at scale
  • Collaborate with product, ML, and design teams to integrate models into user-facing features, ensuring seamless functionality and performance
  • Conduct model evaluations and experiments, analyze results, and iterate on improvements to enhance accuracy and user experience
  • Fulltime
Read More
Arrow Right

Senior Software Engineer and Principal Software Engineer

We are building a planet-scale multi-modal database and infrastructure for execu...
Location
Location
United States , Redmond
Salary
Salary:
119800.00 - 234700.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's Degree in Computer Science or related technical field AND 4+ years technical engineering experience with coding in languages including, but not limited to, C++, C#, or Java
  • OR Equivalent experience
  • Bachelor's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C++, C#, Java
  • OR equivalent experience
  • Experience in shipping products and scalable, reliable services
  • Currently programming/coding in your current or most recent role
  • Hands on experience with asynchronous programming and concurrency (threads, tasks, futures, async/await)
  • Experience with Azure Kubernetes Service (AKS), Amazon Elastic Kubernetes Service (EKS), and/or Google Kubernetes Engine (GKE)
  • Experience in building database engines, query engines, indexing solutions (columnar, full-text, vector), at scale
  • Experience with programming CUDA, AI systems at scale
Job Responsibility
Job Responsibility
  • Independently execute in the face of ambiguity
  • Leads identification of dependencies and the development of design documents for a product, application, service, or platform
  • Writes efficient systems code and able to debug distributed systems
  • Holds accountability as a Designated Responsible Individual (DRI), mentoring engineers across products/solutions, working on-call to monitor system/product/service for degradation, downtime, or interruptions
  • Fulltime
Read More
Arrow Right

Principal Software Engineer - Finance Data & Experiences

Are you passionate about AI, data, and transformative user experiences? Do you b...
Location
Location
United States , Redmond
Salary
Salary:
139900.00 - 274800.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience
  • Master's Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience
  • Experience with AI capabilities such as Azure OpenAI, Cognitive Services, and machine learning models, including driving the design, integration, and execution of AI-enabled solutions across programs to enhance system intelligence, improve productivity, and deliver measurable business impact
Job Responsibility
Job Responsibility
  • Lead architecture discussions and design complex AI-driven products, ensuring design choices meet performance, scalability, resiliency, and security requirements
  • Mentor engineers and create comprehensive test strategies that incorporate AI-powered automation and security testing to ensure high-quality, reliable software solutions
  • Drive integration and collaboration across teams to manage dependencies, security compliance, and performance for AI-enhanced systems
  • Establish and enforce security best practices, including proactive deployment gates and AI safety features, and ensure robust security monitoring and incident response
  • Innovate and implement automation in production and deployment, targeting zero-touch rollouts for AI-based solutions
  • Improve and leverage AI tools throughout the software development lifecycle, embedding Responsible AI practices and driving adoption of AI advancements within teams
  • Lead live-site support, debugging, telemetry integration, and continuous improvement of AI systems to ensure robust performance and customer satisfaction
What we offer
What we offer
  • Benefits and other compensation may be eligible
  • Fulltime
Read More
Arrow Right

Principal Software Engineer - Office Suite Shared Experiences (OSSE)

Within the Office Suite Shared Experiences (OSSE) organization, we build largesc...
Location
Location
United States , Redmond
Salary
Salary:
139900.00 - 274800.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience
  • 4+ years experience in experimentation infrastructure, including system design, metrics, analysis, and operational considerations
  • Ability to meet Microsoft, customer and/or government security screening requirements are required for this role
  • Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud background check upon hire/transfer and every two years thereafter
Job Responsibility
Job Responsibility
  • Provide end-to-end architectural leadership for largescale experimentation and experimentation infrastructure used across Office and Copilot
  • Define and evolve long term technical strategy for experimentation platforms, data pipelines, and shared services, balancing innovation, reliability, cost, and developer productivity
  • Act as a technical authority and advisor across multiple teams, guiding system design decisions and resolving complex, ambiguous technical challenges
  • Lead the design and scaling of experimentation systems, including assignment, metrics, analysis, and insight generation
  • Drive best practices for trustworthy experimentation, including data quality, metric definitions, statistical rigor, and observability
  • Design and operate largescale data systems leveraging ECS, Kusto, Cosmos DB, and SCOPE to support both real time and batch analytics
  • Build and evolve high reliability, multitenant services that are foundational to experimentation, insights, and decision making
  • Ensure systems meet Microsoft level expectations for availability, performance, security, and operational excellence
  • Serve as a Designated Responsible Individual (DRI) when needed, setting standards for incident response, post incident learning, and operational maturity
  • Partner across Office, Copilot, and adjacent organizations to align experimentation strategy and infrastructure, reducing fragmentation and duplicative investments
  • Fulltime
Read More
Arrow Right
New

Sr Principal Engineer - Software Quality

This is where new knowledge is discovered. Baxter’s Research and Development tea...
Location
Location
United Kingdom , Gloucester
Salary
Salary:
Not provided
https://www.baxter.com/ Logo
Baxter
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor of Science or Bachelor of Engineering in Software Engineering, Computer Science, Electrical, Biomedical, or related discipline required
  • Master’s degree or PhD preferred with 10+ years of progressive experience in software quality engineering, including regulated medical device software and/or digital health platforms
  • Strong expertise in: ISO 13485 Quality Management Systems
  • EU MDR (Regulation (EU) 2017/745) and software implications
  • Software lifecycle standards (e.g., IEC 62304, IEC 82304 where applicable)
  • FDA software and quality system expectations
  • Proven ability to integrate Agile development practices with regulatory compliance, including traceability, documentation, and change management
  • Broad understanding of: Software architecture and system integration
  • Cloud-based systems, cybersecurity, and data privacy considerations
  • Software risk management, including hazard analysis and vulnerability management
Job Responsibility
Job Responsibility
  • Lead and govern activities that ensure alignment with Baxter’s Product Lifecycle Management (PDLM) and Change Control Management (CCM) processes and compliance with design controls and quality system regulations
  • Translate Agile software development practices into compliant frameworks that meet Baxter, ISO 13485 and EU MDR expectations, including traceability, documentation, verification, and validation
  • Ensure effective implementation of software design controls, including: Software requirements and architecture, Risk management (software hazard analysis, cybersecurity risk), Verification and validation strategies (manual, automated, CI/CD pipelines), Configuration and change management
  • Lead integration of Quality Management System (QMS) processes into software development workflows, including: CAPA and nonconformance handling, Complaint handling and feedback loops into Agile backlogs, Audit readiness and inspection support
  • Ensure compliance with EU MDR requirements, including: Support for technical documentation and software lifecycle evidence, Alignment of software changes with regulatory impact assessments, Post-market surveillance inputs (e.g., trending, signal detection)
  • Apply advanced quality and engineering tools including root cause analysis, reliability engineering, and data analytics to improve software quality and system performance
  • Oversee development of technical documentation supporting: Design history files (DHF) / technical files, Software lifecycle documentation (per IEC 62304 where applicable), Risk management files, Verification and validation reports, Regulatory submissions
  • Serve as subject matter expert for software quality, cybersecurity, and lifecycle management, providing guidance across teams and influencing enterprise-wide standards
  • Collaborate closely with Quality, Regulatory Affairs, R&D (software and systems), Product Management, Cybersecurity, Clinical, and Manufacturing teams to ensure software products are safe, effective, secure, and compliant
What we offer
What we offer
  • Support for Parents
  • Continuing Education/ Professional Development
  • Employee Heath & Well-Being Benefits
  • Paid Time Off
  • 2 Days a Year to Volunteer
  • Fulltime
Read More
Arrow Right
New

Principal Engineer Software, Tools & Platforms (Cortex)

Location
Location
United States , Santa Clara
Salary
Salary:
147000.00 - 237500.00 USD / Year
paloaltonetworks.com Logo
Palo Alto Networks
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Graduate degree or equivalent practical experience in the field of Computer Science or Electrical Engineering or equivalent military experience
  • Proficiency with software development in one or more programming languages (Python preferred)
  • Proficiency in developing large-scale infrastructure, distributed systems or networks, or experience with Compute technologies, storage, or hardware architecture
  • Proficiency with any major Cloud Provider(s)
  • Experience with developing, deploying, and/or maintaining micro-services architecture with Kubernetes
  • Proficiency in code and system health, diagnosis and resolution, and software test engineering
Job Responsibility
Job Responsibility
  • Architect and implement resilient infrastructure solutions, with a strong focus on performance, security, and sound system design principles
  • Write product or system development code
  • Lead the design and development of complex product and system features
  • Initiate and lead technical design reviews with peers and stakeholders, driving decisions on best design practices and architectural patterns
  • Maintain/build resilient infrastructure focused on performance, security, and sound system design practices
  • Provide expert-level code reviews, offering in-depth feedback on best practices, including style, accuracy, testability, efficiency, and overall code quality
  • Spearhead the creation and improvement of technical documentation, establishing standards and best practices
  • Provide advanced operational support and lead troubleshooting efforts for tools and applications maintained by the Cortex DevOps Tooling team
  • Fulltime
Read More
Arrow Right