Senior Backend Engineer

Join Binance, the premier global blockchain ecosystem powering the largest cryptocurrency exchange worldwide, boasting over 300 million users across more than 100 countries. We prioritize industry-leading security, transparency of user funds, lightning-fast trading engine, and deep liquidity, offering an unparalleled portfolio of digital asset products. Our …

Join Binance, the foremost global blockchain ecosystem and the world’s leading cryptocurrency exchange, where we serve over 300 million users across more than 100 countries. Our commitment to security, transparency, rapid trading, and deep liquidity empowers us to deliver a comprehensive suite of digital asset products. Our offerings encompass trading, finance, education, research, payments, institutional services, and innovative Web3 solutions. At Binance, we harness the potential of blockchain technology to cultivate an inclusive financial ecosystem that elevates the freedom of money and enhances financial accessibility worldwide.About Binance SquareBinance Square aspires to be the premier social platform for the latest developments in Web3 and cryptocurrency. Featuring a diverse array of content from esteemed crypto professionals, passionate enthusiasts, and reliable media outlets, our platform connects content creators with their audience, personalizing user feeds based on engagement history. Join us in shaping the future of social interaction within the crypto landscape.

Join Binance, the world's foremost blockchain ecosystem and the leading cryptocurrency exchange by trading volume and user registrations. Trusted by over 300 million users across 100+ countries, we pride ourselves on our unparalleled security measures, transparent management of user funds, lightning-fast trading engine, and extensive liquidity. Our diverse portfolio of digital asset products includes trading and finance solutions, educational resources, research, payment methods, institutional services, and innovative Web3 features. At Binance, we harness the potential of digital assets and blockchain technology to create an inclusive financial ecosystem that fosters monetary freedom and enhances financial access globally.Discover Binance SquareBinance Square is envisioned as the ultimate social platform for the latest developments in Web3 and cryptocurrency. Offering a rich array of content from distinguished crypto experts, enthusiastic advocates, and credible media outlets, it bridges the gap between content creators and their audiences by personalizing feeds based on user engagement history. Join our dynamic team and contribute to the evolution of social interaction within the crypto community.

Geo is revolutionizing the user interface landscape for blockchains and decentralized networks. As a pioneering team that contributed to the creation of The Graph, a fundamental web3 infrastructure protocol, we are dedicated to extending decentralization globally. We believe that public knowledge should be a shared resource, accessible to everyone, regardless of their preferred method. With Geo, communities can effectively organize information into a knowledge graph and achieve consensus on the state of that information—truly embodying the semantic web.By constructing a new web atop verifiable information, we empower users and communities. Integrating programmable money and voting systems allows us to scale human coordination, establishing new internet-native institutions—Geo is at the forefront of this movement.As an iOS Engineer, you will play a key role in enhancing the iOS experience for Geo, taking ownership of the app's architecture and bringing innovative functionalities to life through meticulously designed user interfaces. This creative position reports directly to the founder.

At Speechify, our mission is to eliminate barriers to learning through innovative technology. As a Senior iOS Engineer, you will play a pivotal role in enhancing our iOS app, which is celebrated as the #18 productivity app on the App Store and recognized with Apple’s 2025 Design Award for inclusivity. You will be part of a 100% remote team dedicated to creating exceptional user experiences by developing and maintaining our complex app architecture while actively contributing to product decisions and discussions. Join us in pushing the boundaries of what's possible in text-to-speech technology.

At RevenueCat, we simplify the process of building and scaling in-app subscriptions. Since our inception in Y Combinator’s S18 batch, we have emerged as the leading monetization platform for mobile applications. Currently, we power over 40% of newly released subscription apps and manage an impressive annual purchase volume exceeding $10 billion. Our platform supports developers of all sizes, from independent creators to teams at major companies like OpenAI, helping them optimize and enhance their revenue.We are a remote-first team of over 120 professionals located across 25 countries. Guided by core values such as Customer Obsession, Always Be Shipping, Own It, and Balance, we invite individuals who want their work to positively impact hundreds of millions of users and aid developers in monetizing their creations.The RoleWe are on the lookout for a Senior SDK Engineer, specializing in iOS, to join our dynamic team. This role involves designing, developing, and supporting comprehensive features and products that empower developers to increase their earnings. We seek a candidate who is not only product-focused and customer-oriented but also passionate about creating mobile SDKs that deliver an exceptional developer experience.While the primary focus will be on our iOS SDK, contributions to our Android SDK and hybrid SDKs will also be expected. Experience in these other platforms is not mandatory, but enthusiasm for working on them is essential.

At Speechify, we are driven by the mission to eliminate reading barriers and enhance learning experiences. Our innovative text-to-speech technology empowers over 50 million users to effortlessly convert any reading material—from PDFs and books to Google Docs and websites—into engaging audio. Our product suite includes the iOS app, Android app, Mac app, Chrome extension, and web app. With accolades such as Chrome Extension of the Year and Apple's App of the Day, we are proud of our achievements in making reading accessible for everyone.As a fully remote organization, we are home to nearly 200 talented individuals from diverse backgrounds, including frontend and backend engineers, AI research scientists, and experts from renowned companies like Amazon, Microsoft, and Google, as well as graduates from prestigious institutions such as Stanford. We foster a collaborative and dynamic work environment without a centralized office.Position OverviewTo support our rapidly growing iOS app—currently ranked as the #18 productivity app in the App Store and recently recognized with Apple’s 2025 Design Award for Inclusivity—we are seeking a Senior iOS Engineer. This pivotal role requires a strategic thinker who thrives in fast-paced environments and is passionate about creating exceptional user experiences while driving product innovation.Our flat organizational structure empowers team members to take on leadership roles by demonstrating technical excellence and delivering consistent results. A strong work ethic, effective communication skills, and a relentless drive to succeed are essential attributes we value.The interview process will include multiple technical assessments, with a goal of completing them within one week.

Join Binance, a premier global blockchain ecosystem and the leading cryptocurrency exchange by trading volume and registered users. We are dedicated to providing our 300 million users across 100+ countries with unparalleled security, transparency of user funds, speedy trading engine performance, deep liquidity, and an exceptional range of digital asset products. Our services span trading and finance, education, research, payments, institutional services, and cutting-edge Web3 features. We harness the power of digital assets and blockchain technology to foster an inclusive financial ecosystem that enhances financial freedom and accessibility worldwide. As a member of our Experience & Connectivity Team, you will play a pivotal role in architecting and maintaining the infrastructure that supports seamless user interactions and cultivates a thriving community. If you are passionate about developing innovative solutions that make a significant impact, we invite you to apply and join our dynamic, forward-thinking team.

Join Canonical as a Web/UI Engineer, where you'll craft dynamic and reliable user experiences using JavaScript, CSS, React, and Flutter. You'll be at the forefront of developing Canonical's enterprise products, acting as the interface for our users while ensuring consistency across our platforms. Collaborate with our central team to enhance our open-source React toolkit and Vanilla Framework, aiming to build high-performance and accessible interfaces. This role offers the chance to contribute to both web and Ubuntu engineering, utilizing REST APIs and focusing on API design as a critical aspect of your development process. We value innovation, so your passion for open-source software and cutting-edge web technologies will be essential as you help us create exceptional user experiences.

Join Proof, the pioneering identity-assured transaction management platform, as a Senior Mobile Application Engineer. In this pivotal role, you will be responsible for designing, developing, and maintaining our mobile applications, enhancing user experience, and ensuring the highest quality standards. Your expertise will contribute to our mission of digitizing trust for essential transactions in a digital-first world. Be part of our innovative team that has already transformed digital commerce since 2015, achieving milestones such as the first online real estate closing and online mortgage transactions.

Canonical is at the forefront of open source software, delivering innovative operating systems to the global enterprise and technology sectors. Our flagship platform, Ubuntu, powers transformative initiatives across public cloud, data science, AI, engineering innovation, and IoT. We proudly serve esteemed public cloud and silicon providers, as well as industry leaders worldwide. As a pioneer in global distributed collaboration, we boast a diverse team of over 1,200 professionals across 75+ countries, with minimal office-based roles. Our teams come together two to four times a year in dynamic locations around the globe to align on strategy and execution. As we aim to revolutionize software operations through model-driven infrastructures, we invite an Engineering Manager to lead our Solutions Engineering team. This role will focus on developing cutting-edge infrastructure-as-code solutions that empower organizations to efficiently manage high-performance computing, private clouds, data lakes, AI/ML, and analytics. Your leadership will drive the creation of new technologies and products, while collaborating closely with our managed infrastructure operations team, which oversees private OpenStack clouds and Kubernetes clusters for clients worldwide. As an Engineering Manager, your primary responsibility is to nurture and guide your team, ensuring their growth and satisfaction as engineers. You will leverage your technical expertise to challenge and uplift your team members, fostering a culture of excellence. Join us in influencing our technical delivery, team direction, and execution.

Job Overview:The Electrical Compliance Engineer will take a proactive role in leading the communication, development, and execution of design content aligned with our clients’ objectives. This position involves supporting daily activities within process development, validation tasks, and change management. Utilize your expertise in Electrical Technology to address challenges within a manufacturing context.Key Responsibilities:Interpret and validate electrical schematics and mechanical diagrams, including complex automated system layouts.Analyze engineering change orders to implement system updates for problem resolution.Work closely with manufacturing and quality assurance teams to facilitate the qualification of assembly integration into production systems.Document procedures, results, numerical and graphical data, along with recommendations for product or process changes.Maintain software, documentation, and equipment in accordance with the latest revisions or operational specifications.Ensure systems comply with budgetary constraints, industry standards, and regulatory guidelines.Review designs with product engineers to ensure compliance standards are met.Oversee product verification and characterization processes.Contribute to regulatory certification, compliance standards, product performance verification, and reliability testing.Assist the Quality Manager in preparing for and conducting audits.

Canonical seeks a talented Software Engineer to join our Solutions Engineering team, working remotely from anywhere in the world. As a leading provider of open-source software, we empower enterprises with our widely adopted Ubuntu platform, driving innovation across public cloud, data science, AI, engineering, and IoT sectors. You'll play a pivotal role in transforming open-source IT and DevOps operations, enabling high-performance computing, private cloud, and advanced analytics through infrastructure-as-code. Collaborate closely with our managed infrastructure operations team to refine our products based on real-world experiences while developing Python-based automation tools that simplify operations for users globally. If you are passionate about distributed systems and cloud computing, and eager to work on the cutting edge of software engineering, we invite you to apply.

GitLab is a pioneering open-core software company that offers an extensive AI-driven DevSecOps Platform, embraced by over 100,000 organizations globally. Our mission is to empower every individual to contribute to and collaboratively shape the software that drives our world forward. By fostering an environment where everyone can contribute, we transform consumers into contributors, significantly propelling human advancement. Our platform seamlessly integrates teams and organizations, dismantling obstacles and redefining possibilities within software development. With innovative products such as Duo Enterprise and Duo Agent Platform, our customers leverage AI benefits throughout every stage of the Software Development Life Cycle (SDLC).The principles embedded in our products are mirrored in our team dynamics: we embrace AI as a fundamental productivity enhancer, encouraging all team members to integrate AI into their daily workflows to enhance efficiency, innovation, and impact. At GitLab, we cultivate an environment where careers flourish, innovation thrives, and every voice is acknowledged. Our high-performance culture is guided by our values and a commitment to continuous knowledge sharing, enabling team members to unlock their full potential while collaborating with industry leaders to tackle complex challenges. Join us in co-creating the future as we revolutionize how the world develops software.Position OverviewAs a Lead Principal Database Engineer, you will play a pivotal role in designing and steering the evolution of the PostgreSQL infrastructure that underpins GitLab.com and thousands of self-managed enterprise deployments. You will tackle critical challenges related to uncontrolled data growth, complex upgrades and migrations, while ensuring unwavering reliability at a global scale. Your focus will be on creating database patterns and platforms that maintain GitLab's speed, resilience, and cost-effectiveness as usage expands. You will architect scalable, distributed database solutions, develop proactive health and reliability frameworks, and advocate for the adoption of modern database technologies and data stores that enhance both product capabilities and production stability. Engaging hands-on within the codebase and collaborating closely with product and infrastructure teams, you will translate long-term database strategies into incremental, customer-visible enhancements, transition incident response from reactive to proactive, and help define GitLab's forward-looking data architecture, encompassing sharding and multi-database support.

Canonical is at the forefront of open-source software innovation, providing cutting-edge operating systems like Ubuntu to enterprises worldwide. Our technology powers advancements in cloud computing, data science, artificial intelligence, engineering, and the Internet of Things (IoT). We collaborate with top-tier public cloud providers, silicon manufacturers, and industry leaders, thriving in a fully remote environment with over 1200 team members across 75 countries. Our company is founder-led, profitable, and continuously expanding. We are seeking a talented Software Engineer for our Sustaining Engineering team to tackle complex challenges in Linux-based infrastructure and applications. This role encompasses all layers of the stack, from bare metal and virtualization (KVM) to containerization (Docker/LXC/LXD), storage solutions (Ceph), and networking technologies (OVS, OVN, Core networking) up to OpenStack and Kubernetes. You will have the opportunity to demonstrate your engineering prowess and contribute to the success of Ubuntu and the broader open-source community. If you are passionate about Linux, open-source development, and have strong problem-solving skills, you will thrive in this dynamic environment with Canonical.

Our Mission at Clipboard:At Clipboard, our mission is to empower individuals to ascend the socioeconomic ladder. We transform lives by enabling professionals to convert their time and ambition into career advancement and financial prospects. Our innovative app-based marketplace connects talented professionals with workplaces, facilitating on-demand shift bookings and providing employers with immediate access to skilled talent.About Clipboard:Clipboard is a rapidly expanding Series C marketplace and a frontrunner in the Long Term Care sector, with plans to diversify into other areas such as Dental Offices and Schools. As a YC Top Company, we boast a global remote workforce of over 700 individuals. Since achieving profitability in 2022, we continue to fill millions of shifts annually across numerous partner workplaces in the US, enabling tens of thousands of professionals to thrive in their careers. Join us in our mission to connect more professionals and workplaces. Discover more about us on our careers page.For insights into our Engineering team, explore our frequently asked questions and visit our engineering careers page.Role Overview - Platform EngineerDesign, implement, and maintain robust, scalable infrastructure utilizing Terraform, ensuring security, reproducibility, and automation across diverse environments.Develop and enhance backend services using TypeScript, NestJS, and Node.js, integrating with MongoDB and Postgres databases to guarantee performance and reliability.Oversee and optimize our cloud architecture on AWS, utilizing services such as EC2, ECS, RDS, S3, CloudWatch, etc., to meet application and platform requirements.Create reusable infrastructure modules and internal tooling to empower engineering teams and enhance development efficiency.Take ownership of the complete lifecycle of platform features: from design and implementation to production monitoring and support.Collaborate within a globally distributed, fully remote team that thrives on asynchronous workflows and a strong ownership culture.

We are seeking an accomplished and visionary Vice President of Engineering to lead our engineering team at li.fi. As a key member of the executive team, you will drive the technological strategy and oversee the development of innovative solutions that enhance our product offerings. You will collaborate closely with other departments to ensure alignment with our business objectives and foster a culture of continuous improvement and excellence.

About PostHogAt PostHog, we are revolutionizing the way companies operate by providing a comprehensive suite of products essential for business growth and success from inception to IPO and beyond. Our platform serves as the ultimate operating system for software developers.Originating with open-source product analytics, PostHog emerged from Y Combinator's W20 cohort. Since then, we have launched over a dozen innovative products, including:A built-in data warehouse that allows users to seamlessly query and analyze product and customer data using custom SQL insights.A customer data platform designed for effortless data integration and management.PostHog AI, our AI-powered analyst that assists users in uncovering product insights, locating valuable session recordings, and generating custom SQL queries.As we look ahead, our roadmap includes exciting new offerings such as CRM, Workflow, revenue analytics, and support products. We truly embody the promise of delivering every tool businesses need to thrive!We are:Product-led: Over 100,000 companies trust PostHog, primarily driven by word-of-mouth, underscoring our exceptional product-market fit.Default alive: With an average revenue growth of 10% month-over-month, we prioritize efficiency and growth through strategic funding.Well-funded: Having raised over $100 million from leading investors, we are well-positioned for an ambitious and long-term journey.Our focus is on building outstanding products for our users, hiring exceptional talent, delivering quickly, and embracing our unique culture.

Canonical, a global leader in open source software and operating systems, is seeking a passionate Software Engineer for our Sustaining Engineering team. This is an exciting opportunity to work remotely from anywhere in the world, contributing to our renowned Ubuntu platform, which drives innovation in fields such as public cloud, data science, artificial intelligence, engineering, and the Internet of Things (IoT). As part of a dynamic, distributed team of over 1200 employees across 75 countries, you will engage with cutting-edge technologies while collaborating with industry leaders in various sectors. Your work will focus on addressing and resolving complex technical challenges across multiple layers of the software stack, ensuring the success of our enterprise customers and the broader open source community.