April 30, 2026
Senior Backend Engineer
Senior • Hybrid
18,000 - 32,000 PLN
Krakow, Poland
What's the role?
We are looking for a Senior Backend Engineer to play a key role in the design and implementation of backend services that support driver-centric experiences across platforms. The platform enables optimized routing, location intelligence, and reliable access to real-time and offline data, designed for frequent, daily use at global scale. Backend services process, store, and distribute data, and derive insights from aggregated usage patterns to improve system behavior and relevance, with a strong focus on scalability, low latency, resilience, and operational consistency.
What you will do?
As part of our cross functional team, you will help us developing scalable services, design APIs together with mobile and frontend engineers. You will work closely with designers, architects, engineers and product manager to find the best solution, thereby shaping our apps' offering. Work with modern technology on a tight, well tested code base. Make pragmatic technical decisions and move fast without sacrificing quality. Together with the team, you'll establish best practices, conduct code reviews, and implement test automation strategies that prevent distractions and maintain reliability.
Who are you?
Strong expertise with hands-on experience in backend and infrastructure engineering
Excellent knowledge of Kotlin, Java, and Spring Boot, building scalable backend systems
Solid architectural skills with experience building scalable and performant services serving millions of users worldwide
Hands on experience with DB technologies (SQL/NoSQL)
Experience in implementing unit tests and test automation
Hands-on knowledge of CI/CD processes and code deployment
Good understanding of container and container orchestration systems, like Docker and K8s
Experience with Cloud Platforms preferably with AWS.
Excellent problem-solving skills and a pragmatic, product-oriented mindset
Clear communication skills and ability to work effectively across teams
Able to resolve ambiguity and work with little direction
Experience with automotive, navigation, mapping, or social applications is a plus, but not required.
What we offer:
Work on on globally deployed automotive navigation and mapping products
Collaboration with an experienced, international engineering organization
Truly international team of fantastic & talented people from 60+ countries worldwide, working from strong tech hubs located in Europe, the US, and Asia, along with multiple smaller locations
Flexible working hours & a flexible approach to office vs. remote work
Medical coverage for you and your family
Yearly variable bonus
This role is eligible for the Creative Tax Incentive scheme in Poland (KUP)
Option to work on a B2B contract (please note: benefits, bonus and KUP do not apply in this case)
Life at HERE in Poland comes with a competitive total rewards package designed to support your health, wellbeing, and performance. This includes a base salary, a Short-Term Incentive (STI) bonus (percentage based on role), a creative tax advantage for eligible positions, private medical care (including dental), life insurance, a meal allowance, vision reimbursement, a remote work allowance (if applicable), access to MyBenefit and Multisport programs, and various wellbeing initiatives. Paid time off, sick leave, and parental leave are provided in accordance with the Polish Labor Code.
Who are we?
HERE Technologies is a location data and technology platform company. We empower our customers to achieve better outcomes – from helping a city manage its infrastructure or a business optimize its assets to guiding drivers to their destination safely.
At HERE we take it upon ourselves to be the change we wish to see. We create solutions that fuel innovation, provide opportunity and foster inclusion to improve people’s lives. If you are inspired by an open world and driven to create positive change, join us. Learn more about us on our YouTube Channel.
Change is HERE. Apply Now.
As part of HERE Technologies employment process, candidates will be required to successfully complete a pre-employment screening process. This offer and any related claims are subject to the successful completion of a pre-employment screening. This will involve employment, education, and criminal verification if applicable.
HERE is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, age, gender identity, sexual orientation, marital status, parental status, religion, sex, national origin, disability, veteran status, and other legally protected characteristics.
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Connect with us to receive industry updates and job alerts related to your interests!
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Wroclaw, Poland
130,000 - 190,000 USD/yr
🏢 Summary: Senior or Staff Backend Engineer role focused on architecting and scaling AI-native backend systems for a modern accounting platform. The position involves designing distributed services, building high-performance APIs, and establishing engineering standards to support rapid, reliable product delivery. You will work closely with Product, AI, and Operations teams to develop agentic systems and scalable data pipelines. 🗂️ Requirements: 5–10+ years of backend engineering experience, Proven experience designing, building, and operating production backend systems at scale, Strong expertise in API design, Strong expertise in data modelling, Deep understanding of distributed systems trade-offs, Hands-on experience with AWS or GCP in production, Practical experience with CI/CD in high-frequency deployment environments, Experience implementing testing and deployment strategies, Strong knowledge of observability practices, Experience participating in on-call rotations 📃 Skills: TypeScript, Node.js, React, AWS, GCP, Terraform, PostgreSQL, OpenAI, Azure, CI/CD, APIs, DistributedSystems 🏢 Description: ABOUT THE ROLE We're looking for a Senior or Staff Backend Engineer to own and evolve our backend services as we scale. This is a broad, high-impact role — you'll architect new features, build the systems that underpin our core product, and set the engineering standards that shape how the whole team works. The focus is on building a modern, AI-native developer experience. That means working closely with Product, AI, and Operations teams to design agentic systems, distributed data pipelines, and scalable incident response infrastructure — and doing it in a way that lets the team ship with confidence multiple times a day. WHAT YOU'LL WORK ON Architecture and feature design Partner with Product, AI, and Operations teams to architect new features and complex agentic systems. Make clear architectural trade-offs that balance platform, product, and business goals. Backend services and APIs Build and maintain the backend services and APIs that power the core product. Ensure systems are secure, well-tested, and high performance. Distributed systems Design and implement distributed services to orchestrate data pipelines, automate investigations, and enable incident response at scale. Operational excellence Own operational best practices so the team can ship multiple times a day with confidence. Healthy on-call culture and strong observability are part of what you'll build and maintain. Engineering standards Set the bar for writing, communication, and system design across the team. Your influence will shape how a modern AI-native product is built. WHAT WE LOOK FOR 5–10+ years of backend engineering experience A strong track record designing, building, and operating production backend systems at scale. Deep backend fundamentals Expertise in API design, data modelling, and reasoning about distributed systems trade-offs. You understand the nuances, not just the patterns. AWS or GCP hands-on experience Solid understanding of how infrastructure decisions impact application reliability and performance. You've run things in production, not just designed them. CI/CD in practice Practical experience with testing and deployment strategies in high-frequency shipping environments. Observability and on-call maturity A solid grasp of what good observability looks like and how to build healthy on-call practices that don't burn people out. Bonus Experience at an early-stage or scaling startup. Exposure to modern AI and ML systems. Experience shipping product without a dedicated product manager. TECH STACK TypeScript, React, Node.js, AWS, Terraform, PostgreSQL, OpenAI, Azure AI. The team uses GitHub, Slack, Linear, Figma, and Notion day to day. THE TEAM Small, senior, and in-person. The office is in central Wrocław, next to the main train station. The expectation is 4–5 days a week in the office. Relocation support is available for the right candidate. COMPENSATION & BENEFITS Salary $130,000 – $190,000 USD depending on experience, plus competitive equity. Wellness and commute stipend $100 per month. Hardware Premium hardware provided — MacBook Pro and AirPods. Food Daily in-office lunch and dinner. Time off 20 PTO days plus 9 US public holidays. Relocation Support available for candidates relocating to Wrocław.
Technology
HERE Technologies
Lead Software Engineer
Senior
Hybrid
Kraków, Poland
19,000 - 29,000 PLN
🏢 Summary: Lead Software Engineer role focused on developing and evolving Java-based NDS/NDS.Live compiler toolchains and validation frameworks for high-definition automotive maps used in autonomous driving. The position involves leading an agile engineering team, defining technical architecture, and ensuring scalability and quality of map compilation pipelines for major automotive customers. 🗂️ Requirements: Bachelor’s or master’s degree in Computer Science, Information Systems, or equivalent, Backend application development experience with Java or Scala, Proven experience leading and mentoring engineering teams, Strong knowledge of programming practices and reusable, reliable code, Experience with unit testing, performance testing, and writing testable code, Experience with Maven or SBT, Experience with GIT or GERRIT, Experience with Apache Spark, Experience with AWS, Experience working in Linux environments, Very good written and spoken English, Agile mindset and teamwork skills 📃 Skills: Java, Scala, Maven, SBT, GIT, GERRIT, Spark, AWS, Linux, NDS, GIS, RDF, GDF, ETL, Zserio, Protobuf, FlatBuffers, ASPICE 🏢 Description: The HERE NDS (Navigation Database Standard) Technologies team is looking for a Lead Software Engineer to grow our map compilation product that creates the most comprehensive high-definition live map in the market, intended to support precise navigation for self-driving cars. HERE enables people, enterprises, and cities around the world to harness the power of location and create innovative solutions that make our lives safer and more efficient. We transform information from devices, vehicles, infrastructure, and other sources into real-time location services that play a key role in how we move, live, and interact with one another. To learn more about HERE, including our new generation of cloud-based location platform services, visit http://360.here.com As a founding member of the NDS Association, HERE is a pioneer in developing the Navigation Data Standard (NDS) and NDS.Live the industry standard formats for automotive map data used in navigation, ADAS, and highly automated driving systems. Join our fast-growing, highly motivated NDS team. As a member of our team, you will have the opportunity to dive deep into how we capture the real world, how this is reflected in our reality index, and work with the team on how this data goes straight into cars with our NDS deliveries. We work with Agile practices and cooperate with numerous different teams inside and outside of the company. Our team delivers digital maps in NDS formats to our automotive customers where the data is going straight into cars to power autonomous driving use cases. We are looking for a Lead Software Engineer to own and evolve our Java-based NDS/ NDS.Live compiler toolchains and validation frameworks. This role sits at the intersection of map data technology and tier-1 automotive partnerships you'll build the systems that ensure our map products meet the highest quality bar for the world's largest OEMs and system integrators. The existing development team is located in Poland with a leadership in Germany. Key Responsibilities: Develop software that is well-crafted & steadily adds business value, as part of a community of professionals Engage with internal and external customers for requirements, change requests, and incidents to help define application specifications Own one or more components of software architecture in the immediate environment Lead an agile team, share knowledge, pro-active communication Drive and improve engineering best practices (e.g. agile, coding, verification) Define complex, cross-subsystem/product designs to be implemented by the team Define the technical vision and roadmap for the compiler and validation stack Make key technical decisions on performance, scalability, and correctness of the compilation pipeline Mentor and grow a team of software engineers, fostering a culture of engineering excellence Who are you? Bachelor or master’s degree in Computer Science/ Information Systems or equivalent Backend application development experience - Java/Scala Solid knowledge of programming practices, strive to write great code that is reusable, flexible, and reliable Proven ability to tech lead and mentor engineering teams (4–8 engineers) Self-motivated, well-organized, detail-oriented, and a strong team player with an agile mindset A strong quality mindset is considered a must: unit testing, performance testing, writing testable code Infrastructure experience: Maven/SBT, GIT/GERRIT, Apache Spark, AWS, Linux Environment Very good communication skills in English both written and spoken Would be a plus: Working with map data eg. NDS, GIS, RDF, GDF Working with data transformation scripting / ETL Experience with schema-driven development (e.g., Zserio, Protobuf, FlatBuffers, or similar serialization frameworks) Hands-on experience with Automotive SPICE (ASPICE) process assessment model What We Offer: The opportunity to tackle meaningful and challenging problems A chance to continuously learn and stay on top of the latest technology trends Work that has real-world impact, shaping the future of mobility and technology Regular feedback to help you grow and succeed in your role A collaborative and supportive team environment where your contributions are valued Competitive salary plus bonus Flexible working hours and a hybrid working environment Medical coverage for you and your family This role is eligible for Creative Tax Incentive scheme in Poland” or KUP (Autorskie Koszty Uzyskania Przychodu) Option to work on a B2B contract (please note: benefits, bonus and KUP do not apply in this case) Change is HERE. Apply Now! #LI-AK8 #LI-HYBRID Life at HERE in Poland comes with a competitive total rewards package designed to support your health, wellbeing, and performance. This includes a base salary, a Short-Term Incentive (STI) bonus (percentage based on role), a creative tax advantage for eligible positions, private medical care (including dental), life insurance, a meal allowance, vision reimbursement, a remote work allowance (if applicable), access to MyBenefit and Multisport programs, and various wellbeing initiatives. Paid time off, sick leave, and parental leave are provided in accordance with the Polish Labor Code. As part of HERE Technologies employment process, candidates will be required to successfully complete a pre-employment screening process. This offer and any related claims are subject to the successful completion of a pre-employment screening. This will involve employment, education, and criminal verification if applicable. HERE is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, age, gender identity, sexual orientation, marital status, parental status, religion, sex, national origin, disability, veteran status, and other legally protected characteristics. Who are we? HERE Technologies is a location data and technology platform company. We empower our customers to achieve better outcomes – from helping a city manage its infrastructure or a business optimize its assets to guiding drivers to their destination safely. At HERE we take it upon ourselves to be the change we wish to see. We create solutions that fuel innovation, provide opportunity and foster inclusion to improve people’s lives. If you are inspired by an open world and driven to create positive change, join us. Learn more about us on our YouTube Channel. Apply for this job online Email this job to a friend Share on your newsfeed Connect With Us! Not ready to apply? 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Technology
HERE Technologies
Lead Software Engineer (Java/Kotlin)
Senior
Hybrid
Krakow, Poland
25,000 - 32,000 PLN
🏢 Summary: The role focuses on designing and building a high-performance data conversion engine that transforms complex internal HD map data into external formats for large-scale simulations. It combines deep JVM development with Python-based AI and cloud integrations to enable searchable, scalable data systems. The position requires architectural ownership and building robust, performance-critical libraries. 🗂️ Requirements: Strong proficiency in Java or Kotlin, Experience building high-performance, reusable libraries, Ability to design and implement scalable system architectures, Experience working with Python for AI or cloud integrations, Understanding of data processing and transformation at scale, Experience with AWS environments, Knowledge of containerization technologies, Experience with unit testing and performance optimization 📃 Skills: Java, Kotlin, Python, JVM, AWS, Docker, Kubernetes, AI, LLM, Shell 🏢 Description: What's the role? At HERE Technologies, we maintain a massive database of HD Map data that serves as the "brain" for self-driving vehicles. But before a car hits the real road, it must drive millions of virtual kilometers. To enable this, we built SceneXtract a tool that allows simulation engineers to find specific road scenarios using natural language. We are looking for a versatile, "best tool for the job" engineer. We don't need a specialist in one specific protocol; we need someone who can dive into a massive data lake and build the high-performance bridges required to make that data move. Currently, our challenge is building a sophisticated conversion engine to translate complex internal data structures into external formats. This involves deep JVM (Java/Kotlin) work for performance-critical logic, while simultaneously utilizing Python to integrate AI Agents and LLMs that make the data searchable. Key Responsibilities: Build the "Bridge": Take ownership of designing and implementing high-performance libraries that transform complex data at scale Be a Technical Driver: Beyond just writing code, you will help shape the architecture and ensure the systems we build are clean, testable, and scalable Work Across Ecosystems: You’ll spend your morning in the JVM building a high-performance engine and your afternoon in Python working with AI agents or cloud-native services Champion Quality: Set the bar for engineering excellence. This means mentoring peers through code reviews and ensuring "done" includes robust performance and unit testing Solve Ambiguous Problems: Translate high-level goals into technical reality. You’ll have the autonomy to decide how to bridge the gap between our data and the end-user's needs Who are you? Core Engineering Strength: You have a deep command of Java or Kotlin and understand how to build performant, reusable libraries Versatile Mindset: You are language-agnostic. You see Python or Shell scripting as essential tools to solve problems, especially in the realm of AI and Cloud logic Systems Thinker: You care about the "big picture." You look at how data flows through a system and how to make that flow as efficient as possible Pragmatic & Adaptable: You are comfortable jumping into a new domain, learning the necessary standards (whatever they may be), and applying solid engineering principles to them Cloud Literate: You’re comfortable navigating AWS environments and understand the basics of containerization (Docker/Kubernetes) What We Offer: The opportunity to tackle meaningful and challenging problems A chance to continuously learn and stay on top of the latest technology trends Work that has real-world impact, shaping the future of mobility and technology Regular feedback to help you grow and succeed in your role A collaborative and supportive team environment where your contributions are valued Competitive salary plus bonus Flexible working hours and a hybrid working environment Medical coverage for you and your family This role is eligible for Creative Tax Incentive scheme in Poland” or KUP (Autorskie Koszty Uzyskania Przychodu) Option to work on a B2B contract (please note: benefits, bonus and KUP do not apply in this case) Change is HERE. Apply Now! #LI-AK8 #LI-HYBRID Life at HERE in Poland comes with a competitive total rewards package designed to support your health, wellbeing, and performance. This includes a base salary, a Short-Term Incentive (STI) bonus (percentage based on role), a creative tax advantage for eligible positions, private medical care (including dental), life insurance, a meal allowance, vision reimbursement, a remote work allowance (if applicable), access to MyBenefit and Multisport programs, and various wellbeing initiatives. Paid time off, sick leave, and parental leave are provided in accordance with the Polish Labor Code. As part of HERE Technologies employment process, candidates will be required to successfully complete a pre-employment screening process. This offer and any related claims are subject to the successful completion of a pre-employment screening. This will involve employment, education, and criminal verification if applicable. HERE is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, age, gender identity, sexual orientation, marital status, parental status, religion, sex, national origin, disability, veteran status, and other legally protected characteristics. Who are we? HERE Technologies is a location data and technology platform company. We empower our customers to achieve better outcomes – from helping a city manage its infrastructure or a business optimize its assets to guiding drivers to their destination safely. At HERE we take it upon ourselves to be the change we wish to see. We create solutions that fuel innovation, provide opportunity and foster inclusion to improve people’s lives. If you are inspired by an open world and driven to create positive change, join us. Learn more about us on our YouTube Channel.
Technology
Optiveum
Senior Frontend Engineer (React)
Senior
Hybrid
Warsaw, Poland
5,000 - 7,000 EUR/mo
🏢 Summary: Senior Frontend Engineer role focused on leading development of a high-traffic web application for shipping management and rate comparison. The position involves end-to-end frontend ownership, from translating designs into production-ready interfaces to optimizing performance and accessibility. You will shape architecture decisions and maintain standards within a React/TypeScript monorepo environment. 🗂️ Requirements: 8+ years of production frontend development experience, 3+ years in senior role within scale-up or start-up environment, Deep expertise in React and TypeScript, Strong knowledge of state management and component architecture, Proficiency in HTML semantics and modern CSS, Experience with web performance optimization and Core Web Vitals, Practical expertise in WCAG 2.2 AA accessibility standards, Experience with unit, integration, and end-to-end testing, Experience working with monorepos, Ability to contribute to frontend and API architecture decisions 📃 Skills: React, TypeScript, JavaScript, HTML, CSS, Grid, Flexbox, WCAG, CoreWebVitals, Testing, Monorepo, API, AWS, Snowflake, Figma 🏢 Description: Senior Frontend Engineer Our Client is an ambitious tech company on a mission to create a frictionless shipping experience for SMEs. They wrap real-time pricing, comparison, booking, and tracking into a clean and unified interface, replacing outdated logistics processes with a seamless digital platform. Role We are looking for an experienced Senior Frontend Engineer to play a central role in shaping a web app where thousands of customers every week sign up, compare rates, manage integrations, and book shipments. You will work end-to-end—from understanding customer problems to shipping production code—while leading frontend work on a core value team (Customer Experience, Marketplace, or SaaS). Responsibilities Plan and lead frontend development within your value team, collaborating closely with PMs, designers, and backend engineers. Translate designs into production user interfaces that are accessible, performant, well-tested, and consistent with the rest of the product. Build prototypes to put working code in front of customers when validating product ideas. Own web performance on the surfaces you touch, ensuring excellent Core Web Vitals to boost conversion rates. Champion accessibility across the platform (WCAG 2.2 AA is the baseline). Contribute to architecture decisions that cross the frontend/backend line, including API boundaries and real-time updates. Maintain shared standards across a React/TypeScript monorepo through code reviews and technical councils. Mentor junior engineers and contribute to the evolution of the company's design system. Key competences 8+ years of experience writing production frontend code, with the last 3+ at a senior level in a scale-up/start-up environment. Deep React and TypeScript experience, with strong opinions on state management and component architecture. Solid web fundamentals: HTML semantics, modern CSS (Grid, Flexbox, container queries), browser rendering pipelines, and the network layer. Accessibility expertise as a practitioner skill, capable of spotting WCAG issues during design reviews. Fluency in web performance, measuring and optimizing Core Web Vitals on real products. High testing maturity (unit, integration, and end-to-end tests). Excellent written and spoken English communication skills. Bonus points for: Experience with large-scale monorepos, background in logistics/marketplaces/B2B SaaS, contributing to design systems, embedding AI-assisted features, or a working knowledge of Go. Salary and Conditions Salary up to 7000 Euro per month 100% remote from Poland B2B contract signed directly with our Client Start ASAP Benefits Work with a modern tech stack (React, TypeScript, AWS, Snowflake, Figma, Claude Code, etc.) A curious, collaborative, low-ego culture within a Great Place to Work certified environment
Technology
Starbridge
Senior Backend Software Engineer | Java/Kotlin | EMEA/LATAM
Senior
Remote
Warsaw, Poland
8,000 - 11,500 USD
🏢 Summary: Senior Backend Engineer role focused on building and scaling backend systems for an AI-driven product that transforms complex government data into actionable insights. The position involves designing data ingestion, processing pipelines, and distributed infrastructure from scratch, with full ownership from architecture to production. You will work closely with a small senior team to deliver scalable, production-ready systems. 🗂️ Requirements: 6+ years of Backend Engineering experience, Experience in JVM ecosystem, Experience in product companies (B2B SaaS preferred), Experience designing and owning backend systems in production, Strong knowledge of system design and scalability, Experience building asynchronous or distributed systems, Ability to make and justify technical decisions, Fluency in English, Valid work authorization in Europe or LATAM 📃 Skills: Kotlin, Java, JVM, SQL, GCP, Messaging, Queues, DistributedSystems, SystemDesign, DataPipelines, LLMs, AI 🏢 Description: About the role We’re looking for a Senior Backend Engineer to join our early team and help build our product from zero to one. You’ll work on a product that helps companies navigate complex government data, from contracts and grants to market signals and turn it into actionable insights using AI. On the backend side, this means working on data ingestion, processing, and the infrastructure that powers search and AI-driven workflows at scale. You’ll collaborate closely with a small, senior team and have real ownership, from shaping solutions to shipping them to production and improving them over time. You might be a fit if you: Must have: 6+ years of experience as a Backend Engineer, preferably in the JVM ecosystem (we use Kotlin on the backend) Experience working in product companies (B2B SaaS preferred) with direct impact on shipped features Experience working in small companies or startups would be a strong advantage Experience designing and owning backend systems in production (from initial design to deployment and ongoing improvements) Strong understanding of system design, including scalability, failure handling, and trade-offs Experience building asynchronous or distributed systems (e.g. messaging, queues, event-driven systems) Ability to make and justify technical decisions, not just implement given solutions Fluency in written and spoken English Nice to have: Experience with large-scale data processing, scraping, or data pipelines Experience working with LLMs / AI-related systems Experience with GCP or similar cloud environments How We Work Build Bridges to Help Customers Win - We pride ourselves on being obsessively customer-centric. Shooting Star Speed - We move with extreme speed. We value momentum, decisiveness, and the ability to accelerate when it matters. Fun Is a Feature - Fun is a Feature means we intentionally design Starbridge to be an energizing place to do hard work. Joy, humor, and camaraderie make great teams faster, sharper, and more resilient. In the Arena - We believe the best ideas come from living close to the work, feeling the friction, hearing the nuance, and experiencing the details firsthand. Benefits include: Competitive salary + early-stage equity Unlimited PTO Regular off-sites (NYC + global locations) Interview Process We move fast — really fast. Getting back to someone today beats tomorrow, and our interview process reflects that mindset. Please keep us posted on your timeline so we can move quickly and speed things up where needed. After submitting your application, the team reviews your CV and statement of exceptional work. If your application passes this stage, you will be invited to a 30-minute interview during which a member of our team will make sure you're a good fit for the role. You will have the opportunity ask questions and learn more about the role as well. We'll then send you a programming challenge that consists of two parts: LeetCode and SQL. Beyond that step, you will enter the main process, which consists of three interviews: System design exercise hands-on. Live coding in Java/Kotlin. Product thinking and past work. All interviews will be conducted via Google Meet. Eligibility to Work in Europe or LATAM: Candidates must hold valid authorization to work in the country where they will be based. At this time, we are unable to offer visa sponsorship or assist with work permit applications.