Senior C# Developer

Job OverviewJoin our innovative team as a Senior OSS Developer specializing in Python. You will play a pivotal role in enhancing our suite of open-source tools, including the highly acclaimed httpie/httpie, which boasts over 50,000 stars on GitHub. Your contributions will help us maintain our commitment to simplicity and outstanding user experience.Your ResponsibilitiesLead the development and enhancement of our open-source tools.Design and implement features that prioritize simplicity and exceptional user experience.Create and maintain comprehensive documentation, technical articles, and blog posts.Engage with the community by addressing GitHub issues and reviewing pull requests.Oversee releases across various platforms including PyPi, Homebrew, and others.Contribute innovative ideas and code to the overall platform development.Provide support and answer queries on StackOverflow and Discord.QualificationsMinimum of 5 years in software engineering with a focus on Python.Proven experience in leading open-source projects.Excellent proficiency in English and technical writing.Strong understanding of HTTP protocols and modern API design.Genuine passion for developer tools and creating exceptional user experiences.Ability to make informed decisions between robust and minimalistic solutions.Comfortable navigating complex abstractions in software development.Eager to learn, teach, and share knowledge with others.Bonus QualificationsFamiliarity with Rust or Go programming languages.Experience in building technology products from the ground up.Background in early-stage startups.Demonstrated entrepreneurial spirit through side projects.What We OfferAttractive salary and equity options.Provision of high-end equipment including a MacBook Pro and accessories.Company-funded co-working space.Fully remote work environment.

Our Technology Stack: Python 3.12 (asyncio, FastAPI, Django), Docker, PostgreSQL, Gitlab, Apache Avro, Kubernetes, AWS, RabbitMQ, C/C++/RustWe are Quantlane, a proprietary trading firm designed for traders. We operate a diversified portfolio of systematic and discretionary strategies across equities, futures, energy, and commodities. A pivotal element of our company is our proprietary trading platform – software that enables both manual and algorithmic trading strategies.‍ Our Work Culture:Our development team consists of 16 individuals, and we thrive in an agile environment, focusing on iterative development with a strong emphasis on testing. Currently, we have three specialized product sub-teams: Execution, Data, and Infrastructure that concentrate on the development and operation of our core domains. Who We Are Looking For:We are seeking an experienced developer to join our Execution Platform community, where we have three proficient Python developers. You will tackle challenging backend issues, focusing on performance, platform optimization, as well as system scalability and robustness.Are you ready to contribute to the development of a platform that significantly impacts our traders' success? Join us!

Join our dynamic team based in Auckland, New Zealand, as a Senior Software Developer! We're on the lookout for passionate individuals eager to learn and evolve with us as we transition to a Rust code base.We invite applications from talented professionals worldwide seeking remote opportunities or those considering relocating to Auckland, New Zealand. While this position is primarily remote, if you're interested in moving, please check our 'Move to New Zealand' listings.Though most of our team operates within the New Zealand timezone, we welcome candidates from different time zones. We only require minimal overlap with our NZ-based team for daily stand-ups, typically held at the start of the NZ workday (9.00am NZT). The exact overlap hours will be discussed further during the recruitment process.Your Role:As a Senior Software Developer, you will collaborate with our core delivery team to design and implement innovative systems that go beyond standard feature development. You'll work alongside highly skilled peers who value software craftsmanship and autonomy.Our environment fosters technical excellence, curiosity, and forward-thinking design. We're seeking an individual excited about emerging technologies and eager to make a significant impact on how people interact with digital systems.We pride ourselves on a culture built on trust, continuous learning, and meaningful impact. Join a team that prioritizes integrity over ego, and clarity over complexity.If you're ready to tackle real-world problems with tangible outcomes and help shape the future of our technology, we would love to hear from you!

Veeam Software supports organizations in understanding, protecting, and strengthening their data and AI systems. The company emphasizes data resilience and security posture management, connecting identity, data, security, and AI risk. Headquartered in Seattle, Veeam operates in over 30 countries and serves more than 550,000 customers who rely on dependable business continuity. Role overview This Senior AI Developer position is located in Prague, Czechia. The main focus is integrating AI technologies into Veeam’s product suite to enhance both functionality and performance. What you will do Develop and refine REST APIs using Python Contribute to projects that add AI features to existing Veeam solutions Work closely with fellow developers and product teams to deliver product improvements Requirements Solid experience with Python Strong understanding of REST API development Experience integrating AI technologies is an advantage

JetBrains is seeking an AI Lead focused on Python tools. This position centers on advancing AI technologies across the company’s product suite, with the goal of improving both user experience and product capabilities. Role overview The AI Lead will guide the development and integration of AI features into JetBrains products. The role involves direct oversight of AI project initiatives and regular collaboration with teams from various disciplines. Expect to play a key part in shaping technical direction and ensuring that Python-powered solutions continue to set a high standard in the industry. What you will do Oversee AI-focused projects from conception through implementation Work closely with engineers, designers, and product managers to align AI features with product goals Drive innovation by applying Python expertise to create and refine AI solutions Locations This role is open to candidates based in Amsterdam, Belgrade, Berlin, Limassol, London, Madrid, Munich, Paphos, Prague, remote within Germany, Warsaw, and Yerevan.

Role Overview GoodData is looking for a Senior Python Engineer with a focus on Artificial Intelligence to join the team in Prague. This role centers on building AI solutions that support data analytics and business intelligence initiatives. What You Will Do Develop AI-driven features and tools using Python Work on projects that advance data analytics and business intelligence capabilities Collaborate with other engineers and teams to deliver reliable, scalable solutions Location This position is based in Prague.

Join Veeam Software as a Software Developer in Test, where you will play a critical role in enhancing the quality of our software products. We are looking for talented individuals proficient in Python or C# to design, implement, and maintain automated test frameworks. Your expertise will help ensure our software meets the highest standards of quality and reliability.

Join us in a thrilling journey as we revolutionize the data storage landscape! At Pure Storage, you will engage in groundbreaking technological advancements, work alongside brilliant minds, and contribute significantly to a rapidly evolving industry.If you're eager to embrace the limitless opportunities that come with innovation and leave a lasting impact, we invite you to be part of our team. THE ROLEThe Access Rules team in DX Engineering plays a pivotal role in shaping security and access management at Pure Storage. This dynamic group of engineers designs and maintains systems that govern user, group, and resource interactions across diverse platforms, ensuring secure operations at scale. The team is passionate about building APIs and backend solutions that enforce robust access controls across multiple systems within Pure Storage and the DX organization. They collaborate closely with the Authorization team, product managers, and UI/UX designers to define and enhance the core of Pure’s authorization infrastructure, contributing directly to complex backend services, overseeing feature migrations, and ensuring the reliability of essential access management systems.WHAT YOU'LL DOArchitect Scalable Ecosystems: Design, develop, and maintain high-availability processing services while adhering to stringent security and compliance standards for mission-critical data.Drive Full Lifecycle Innovation: Manage the entire development lifecycle—from experimenting with new technologies to deployment—keeping our platform at the leading edge of the industry.Optimize Engineering Excellence: Champion code quality through unit testing, thorough code reviews, and automated CI/CD pipelines to ensure seamless, continuous delivery.Collaborative Problem Solving: Work with stakeholders to translate complex business needs into elegant technical solutions, focusing on system interoperability and long-term maintainability.WHAT YOU BRINGBackend Mastery: Strong expertise in modern backend languages (such as Python, Java, or Golang) and demonstrated experience in designing and launching intricate software components, with an interest or experience in security.Cloud Native Expertise: Proven experience in building and scaling applications in cloud environments.

Join us at the forefront of technological innovation, where we are revolutionizing the data storage landscape. At Pure Storage, you will be part of a dynamic team that thrives on creativity and intelligence, shaping the future of the industry.If you are ready to embrace limitless possibilities and make a significant impact, we invite you to be a part of our journey.ABOUT THE ROLEThe FlashBlade Self-Service Upgrades (SSU) team is pivotal in enhancing the upgrade experience for customers using Pure Storage’s FlashBlade platform. We develop robust backend services and APIs that facilitate seamless and secure software upgrades across various environments, ensuring client confidence.This position encompasses the entire backend system lifecycle, from design and implementation to deployment and ongoing maintenance, while prioritizing scalability and performance across extensive fleets. Additionally, the role aims to enhance delivery speed and quality through CI/CD practices, automation, and engineering standards that minimize manual interventions and defects.WHAT YOU’LL DOTake full ownership of features from concept through to deployment.Collaborate with cross-functional teams and product management to deliver solutions that meet customer requirements.Contribute to the technical vision by representing the team in engineering discussions and sharing your expertise.Analyze and resolve complex technical challenges while upholding high-quality standards.Deliver solutions with a customer-centric focus and foster a culture of continuous learning and team support.Please note that this is primarily an in-office role, and you will be expected to work from our Prague office.

Role Overview JetBrains is looking for a Senior Fullstack Developer to focus on AIR Automations. This role involves working closely with a skilled team to build and improve automation solutions. The position calls for strong experience in both frontend and backend development to create reliable applications that support customer workflows. Location Options include Belgrade, Berlin, Madrid, Munich, Prague, or remote within Germany.

Join Filevine, the pioneering Legal AI company that is redefining the future of legal operations with our cutting-edge Legal Operating Intelligence platform. Our system integrates data, documents, workflows, and teams into a single, cohesive platform, ensuring that modern legal work is executed with unparalleled clarity and consistency.At the heart of our innovation is LOIS, the Legal Operating Intelligence System, which transforms legal operations from reactive to proactive. LOIS interprets and analyzes your data, providing insights that simplify complexities, streamline processes, and empower legal professionals with the knowledge and confidence needed to excel. Our talented team of collaborators and innovators has driven Filevine’s rapid growth, earning us accolades from Deloitte and Inc. as one of the most innovative and fastest-growing tech companies in the nation.Role Overview:We are seeking a Senior Full-Stack Product Engineer who will play a critical role in designing and implementing features across our entire technology stack. You will be tasked with architecting and maintaining high-performance mobile applications using React Native while developing scalable backend APIs with Python, FastAPI, and Temporal. Your primary focus will be on rapid iteration and ensuring the stability and reliability of our products, from database architecture to user interface design, including essential tasks in workflow orchestration, monitoring, and quality assurance.

Veeam Software seeks a Middle/Senior C# Developer to join the team in Prague, Czechia. This position centers on developing and maintaining applications that help customers manage and protect their data. Key responsibilities Design and build high-performance software using C# Maintain and improve existing applications Work closely with team members to deliver dependable solutions Share ideas and technical knowledge on ongoing projects Requirements Proven experience in C# development Understanding of software design principles and maintenance Interest in addressing challenges in data management and protection This Prague-based role offers the chance to collaborate with experienced colleagues and contribute to products used by customers around the world.

Join our dynamic team as a Senior Fullstack Engineer and contribute to the development of innovative features for our diverse platforms: HTTPie Cloud, HTTPie for Web & Desktop, and HTTPie for Terminal. Your expertise will help shape the user experience across our documentation and website as well.Key Responsibilities:Design and implement user-centric features that prioritize simplicity and an exceptional user experience.Engage in full-stack development, tackling everything from database models to API endpoints and UI components.Enhance our real-time data synchronization protocol for improved performance.Integrate team collaboration features across our platforms.Implement user data version history and version control functionalities.Develop API testing automation features and scripting capabilities within the product.Support various formats, including OpenAPI, and create import/export mechanisms.Integrate platform components to deliver a seamless and enjoyable developer experience.Add analytics, monitoring, and alert systems to enhance our service offerings.

Join our dynamic team at HTTPie as a Senior Frontend Engineer, where you'll have the opportunity to craft exceptional user experiences for our web and desktop applications, documentation, and website content. Your RoleDeveloping high-quality user-facing features with an emphasis on superior user experience.Building complex React components that support drag-and-drop functionality and keyboard shortcuts.Collaborating on a shared React codebase that powers our Next.js and Electron applications.Implementing real-time collaboration functionalities across our products.Enhancing application performance through profiling and optimization techniques.Technology StackFrontend: TypeScript, React, Next.js, TailwindCSS, Electron, WebSocketBackend: Python, Terraform, AWS, Amazon Aurora, AWS Lambda, DjangoTools: Vercel, GitHub, Linear, Slack, Notion, Figma, JetBrains IDEsYour QualificationsMinimum of 5 years of experience in software engineering.Proven experience in developing React single-page applications.Strong understanding of HTTP protocols and modern APIs.Familiarity with contemporary coding practices, testing methodologies, debugging, and automation tools.A passion for developer tools and an eye for what makes them exceptional.A commitment to simplicity and creating delightful user experiences.Ability to discern between robust and minimal solutions to expedite development.Comfortable navigating various levels of abstraction.Excellent written communication skills.A desire to learn continuously and share knowledge with teammates.Bonus QualificationsExperience with TypeScript.Background in building distributed systems.Experience in developing a technology product.Familiarity with early-stage startup environments.Contributions to open-source projects.A history of innovative side projects.An entrepreneurial mindset.

Join Valka as a Python Engineer!Valka, an innovative offshoot of the Realms Group, is redefining digital content creation and experience. We envision a future where content is co-created in real time, integrating imagination with reality through advanced AI technologies. Our aim is to develop an interactive human-digital platform that allows virtual characters to engage dynamically with users through voice, text, gestures, and more.Seize this opportunity to be part of a diverse team of trailblazers committed to transforming generative content. We're shifting the experience from passive consumption to active participation, paving the way for new creative avenues in gaming, entertainment, education, and beyond.

Veeam Software seeks a Senior C# Developer in Prague to help build and support applications for Microsoft 365. This position involves working with a team of experienced engineers to deliver dependable software solutions. Responsibilities Design, develop, and maintain applications using C# Create and support solutions that integrate with Microsoft 365 Collaborate closely with colleagues to ensure software reliability Requirements Extensive experience in C# development Interest in building software for Microsoft 365 environments Skill in designing and maintaining high-quality applications This role is located in Prague, Czechia.

Our Tech Stack: Python 3 (asyncio), Airflow, Docker, PostgreSQL/TimescaleDB, GitLab, Metabase, Streamlit, RabbitMQ, Kubernetes, AWS (S3, EC2), and we also explore ClickHouse, Apache Iceberg, DuckDB, and Trino.We are Quantlane, a proprietary trading firm designed for traders. We operate a diversified portfolio of systematic and discretionary strategies across equities, futures, energy, and commodities. A key aspect of our company is our data platform, which provides various data that our traders (and their algorithms) rely on for their trading decisions.‍ Our Working StyleOur development team consists of 16 members, working in an agile environment where we focus on iterative development and emphasize testing. We currently have three specialized product sub-teams — Execution, Data, and Infrastructure — each concentrating on the development and operation of our core domains. Who We Are Looking ForWe are seeking a new member for our Data team, which currently includes five data engineers and one data scientist. Here, we tackle intriguing data challenges, ensuring that data is delivered in the required quality, format, and time to the desired location. Do you want to contribute to the development of a data platform that has a real impact on the success of our traders? Join us!

Join the pioneering era of cloud networking and security!Cato Networks is revolutionizing the landscape by merging enterprise networking and security into a singular, comprehensive service powered by the cloud. Under the visionary leadership of Shlomo Kramer, a trailblazer in networking and security, Cato Networks has introduced a groundbreaking product category known as 'SASE', which Gartner forecasts will expand to a $28.5 billion market by 2028.This is your chance to embark on an exhilarating journey with a company that's at the forefront of developing an advanced enterprise network and secure cloud platform, rapidly progressing towards global market leadership—seize the opportunity!We are seeking a skilled Senior Frontend Engineer to become a vital part of the Cato team. This role calls for your expertise in developing our award-winning, cloud-based networking and security management solutions.Key Responsibilities:Drive the design and implementation of frontend solutions.Collaborate with the UX team to create the foundational elements of our core Front-End platform and Design System.Investigate emerging technologies and adapt them for our product suite.Serve as a subject matter expert and mentor on our front-end stack, establishing best practices and advocating for technology across teams.Contribute to the establishment of a new office location and help shape the culture of the Cato Prague team.

Your RoleCreate intuitive and enjoyable user experiences across our platforms.Take ownership of all user interactions and touchpoints throughout the product lifecycle.Prioritize user experience to equal the importance of functionality.Develop engaging interactions and visual designs at various fidelity levels.Conduct usability tests to validate design solutions and uncover new insights.Ideal Candidate ProfileMinimum of 5 years' experience in designing technology-driven products.A genuine passion for delivering superior user experiences and simplicity in design.Deep understanding of usability principles and design patterns.Proven track record of designing solutions for complex challenges with various constraints.Proficient with design tools such as Sketch, Figma, and Abstract, with a willingness to learn new technologies quickly.A keen sense of when to adopt robust versus streamlined solutions for expedience.Comfortable navigating through different levels of abstraction in design.Excellent written and verbal communication skills.A strong desire to learn from others and share knowledge.Additional QualificationsFamiliarity with HTTP protocols and APIs.Experience designing products aimed at developers.Ability to prototype designs using coding skills.Background in early-stage startups.History of engaging side projects.An entrepreneurial mindset.What We ProvideA competitive salary and equity options.A MacBook Pro, 5K display, and necessary accessories.Company-sponsored co-working space.Option to work remotely.