Senior Fullstack Software Engineer

About ShopBack Group ShopBack Group is a leading shopping, rewards, and payments platform serving over 60 million shoppers across 13 markets in the Asia-Pacific region. Founded in 2014, ShopBack works with more than 20,000 partners and processes over US$5.5 billion in annual sales, both online and offline. Shoppers have earned over US$800 million in Cashback through the platform. ShopBack’s offerings include ShopBack Pay, designed to make checkout seamless and rewarding for users. The company is planning to expand into North America by 2025. Role Overview As a Senior Fullstack Software Engineer based in Shenzhen, join engineering teams that build and maintain scalable platforms supporting global eCommerce traffic. The work focuses on delivering a reliable, high-quality product experience for millions of users. Teams are made up of engineers from different backgrounds, all committed to making a real impact in the eCommerce space. Collaboration and a focus on quality are central to the team’s approach. Who Thrives Here Resilient and self-motivated engineers who take initiative Individuals who enjoy seeing the direct results of their work Engineers who seek continuous improvement and like to solve tough problems People who value teamwork and take pride in building products that matter

Join Our AdventureFounded in 2014 by visionary entrepreneurs Henry and Joel, ShopBack is not merely a Cashback platform; it’s a revolutionary approach to transforming the connection between brands and consumers. With their extensive experience in advertising, they recognized the shortcomings of traditional marketing and seized the opportunity to create a more valuable experience for both parties. What began as a weekend project among co-founders has grown into a thriving business, now serving over 50 million users across 13 markets, collaborating with more than 20,000 merchants, and facilitating over half a million transactions daily. We are on a mission to build The World’s Most Rewarding Way to Shop, and we’re in search of ambitious and innovative individuals to join our team.About the Position:As a Senior Backend Software Engineer at ShopBack, you will be part of a dynamic and diverse team dedicated to developing scalable and efficient platforms that cater to eCommerce traffic worldwide. Your contribution will play a crucial role in delivering exceptional product experiences. We seek individuals who are passionate about tackling complex challenges, take pride in producing top-tier products, and thrive in a collaborative environment.Who You Are:You possess resilience, self-motivation, and a strong drive to make a difference through your work. You are passionate about your craft, continually seeking opportunities for improvement and innovative solutions to challenging problems.

About AboundAt Abound, we are at the forefront of transforming consumer lending across the UK and beyond. By leveraging cutting-edge AI and Open Banking data, we empower individuals with access to fair and affordable personal finance options. Unlike traditional lenders who primarily rely on credit scores, we analyze the complete financial picture - considering spending habits and repayment capabilities to develop a more profound and precise understanding of each customer's unique financial landscape.Our success is evident as we have disbursed over £1.3 billion in loans directly to customers, achieving a market-leading credit performance - with only 3 defaults for every 10 anticipated by the industry. Remarkably, we achieved profitability just 2.5 years post-launch.With over £2 billion in backing from prestigious investors including Citi, GSR Ventures, and Deutsche Bank, we are recognized among Europe’s fastest-growing fintechs (Sifted, CNBC). As we expand into new markets and product lines, we seek ambitious individuals who are eager to learn quickly, assume ownership, and grow alongside us.We are currently seeking a seasoned professional to join our team as a Senior Software Engineer. This role demands an enthusiasm for exploring and understanding new business domains.At Abound, we cultivate a culture of ownership and value engineers who are passionate about the business, collaborating closely with stakeholders to enhance business processes and elevate customer experiences.This position offers an extensive array of opportunities in platform engineering, B2B customer integration, conversion optimization, and business process automation. You will engage with our state-of-the-art open-banking decision-making platform and learn to operate with low-latency at scale.Candidates should possess experience in directly engaging with internal stakeholders to gather requirements, designing technical solutions, and taking ownership of delivering substantial functionalities. Proficiency in both Chinese and English is essential for effective communication and collaboration.Our technology stack includes: Python (with FastAPI, OpenTelemetry, procrastinate, SQLAlchemy, Uvicorn), Postgres, MySQL, Liquibase, Retool, Docker, AWS

Join Our VisionAt ShopBack, we are reimagining the connection between brands and consumers. Since our inception in 2014, co-founders Henry and Joel have worked tirelessly to innovate the Cashback experience, addressing the shortcomings of traditional marketing. Today, ShopBack is a leader in the Cashback industry, serving over 50 million users across 13 markets and collaborating with more than 20,000 merchants to facilitate half a million transactions daily. We are on a mission to create The World’s Most Rewarding Way to Shop. We invite passionate and ambitious individuals to join our dynamic team.

Join Our Adventure at ShopBackFounded in 2014, ShopBack was born from a vision shared by Henry and Joel to revolutionize the way brands and consumers connect through a Cashback platform. As former advertisers, they recognized the limitations of conventional marketing, paving the way for a value-driven approach that benefits both sides. This innovative spirit led to the rapid development of our first prototype over a weekend, and today, ShopBack proudly serves over 50 million users across 13 markets, collaborates with more than 20,000 merchants, and facilitates over half a million transactions each day. Join us as we continue to build The World’s Most Rewarding Way to Shop, and be part of our dynamic team that welcomes passionate and driven individuals.We are on the lookout for a talented Senior Software Engineer in Test (SET/SDET) to join our engineering team. In this role, you will play a crucial part in ensuring the exceptional quality of our software applications. Your responsibilities will include developing automated test frameworks, crafting test scripts and tools, creating comprehensive test cases, and managing manual testing processes. Additionally, you will work on our CI/CD pipeline to enhance product quality through automation.This position is perfect for candidates who possess a solid understanding of software quality methodologies, have robust test automation skills, and thrive in a fast-paced development environment while being passionate about delivering high-quality products.

Join Grab as a Senior Backend Software Engineer specializing in cutting-edge LiDAR and 3D technologies. In this role, you will be instrumental in developing robust backend systems that support our innovative solutions. We are looking for a highly skilled engineer who is passionate about technology and eager to take on complex challenges in a dynamic environment.

As a Software Development Engineer at QIMA, you will play a crucial role in designing, developing, and maintaining innovative software solutions that drive our business forward. You’ll collaborate with cross-functional teams to create high-quality software that meets the needs of our clients and enhances our operational efficiency.

Join our dynamic team at QIMA as a Senior Software Quality Assurance Automation Engineer. In this pivotal role, you will be responsible for designing, developing, and implementing automated testing frameworks to ensure the highest quality of our software products. Your expertise will enhance our testing processes and contribute significantly to the overall success of our projects.

Join Formlabs as a Software Engineering Lead, where you will spearhead innovative software projects that redefine 3D printing technology. As a leader in our engineering team, your expertise will guide the development of cutting-edge software solutions that enhance user experience and operational efficiency.

Founded in 2017, Lifebyte Systems is committed to creating a seamless ecosystem for resource exchange where efficiency and precision drive success. Our innovative solutions empower businesses to excel and individuals to realize their full potential. We are dedicated to high-tech advancements, transforming the future one Byte at a time.Key ResponsibilitiesDesign and implement robust financial infrastructure services, focusing on trade data processing and risk management.Develop and maintain sophisticated Windows-based C++ applications that integrate with exchanges and financial data providers.Collaborate with cross-functional teams on system architecture, code reviews, and technical discussions to uphold high standards of code quality and maintainability.Enhance system performance through optimization techniques, boosting trading system throughput and responsiveness.Engage in system testing, troubleshooting, and issue resolution to ensure software reliability and stability.Stay updated with the latest trends in the financial sector to continually improve product performance and memory usage.

Role overview Kody seeks a Senior Full Stack Engineer to join its core engineering team in Shenzhen, Guangdong Province, China. This position centers on designing, developing, and improving the company’s payment and settlement platform. The work spans the entire technology stack and calls for a strong sense of ownership in both delivering technical solutions and optimizing systems over time. What you will do End-to-end development: Design, build, and maintain scalable backend services along with user-facing frontend applications. Financial systems architecture: Develop and refine modules for payment, clearing, and settlement. Ensure data stays consistent and accurate while maintaining system reliability. Mobile integration: Contribute to Android app development and make sure business logic remains consistent and reusable across web and mobile platforms. Code quality and collaboration: Write clear, maintainable code. Join code reviews and help the team improve engineering standards and practices. AI-enhanced development: Use AI concepts and modern engineering practices. Apply advanced AI tools to prototype, accelerate development, and move features into production. Technical problem solving: Address complex technical challenges, especially those related to high concurrency and financial-grade security.

Join Our JourneyAt ShopBack, we embarked on an inspiring journey in 2014 with the vision of transforming the way brands and consumers engage with each other. Founders Henry and Joel, both with backgrounds in advertising, recognized the constraints of traditional marketing and sought to create a platform that delivers unparalleled value. Our initial prototype was crafted in a weekend, and today, ShopBack proudly serves over 50 million users in 13 markets, collaborates with more than 20,000 merchants, and facilitates over half a million transactions daily. We are on a mission to build The World’s Most Rewarding Way to Shop and are eager to welcome bold, motivated individuals to our team.Role Overview:As a Backend Software Engineer at ShopBack, you will be a key player in constructing scalable and efficient platforms that cater to eCommerce traffic globally while delivering an exceptional product experience. Join our diverse and ambitious engineering team from around the world, united in our goal to reshape the eCommerce landscape. We seek individuals who are passionate problem solvers, take pride in crafting outstanding products, and thrive in collaborative environments.Ideal Candidate:You are resilient, self-motivated, and driven to make a tangible impact through your work every day. Your passion for your craft fuels your pursuit of continuous improvement and innovative solutions to complex problems.

Join Qima as a Software Development Engineer, where you will play a crucial role in designing and implementing high-quality software solutions. As part of our dynamic IT team, you will collaborate with cross-functional teams to enhance our software capabilities and improve user experiences. We are looking for innovative thinkers who thrive in a fast-paced environment.

Speechify builds tools that remove reading barriers and help people learn more efficiently. Our text-to-speech products serve over 50 million users, supporting formats like PDFs, books, Google Docs, news articles, and websites. The product lineup includes apps for iOS, Android, Mac, a Chrome extension, and a web application. Speechify has earned recognition as Chrome Extension of the Year from Google and received the 2025 Apple Design Award for Inclusivity. The company operates fully remotely, with nearly 200 team members worldwide. Engineers, AI researchers, and staff come from organizations such as Amazon, Microsoft, Google, Stanford, Stripe, Vercel, and Bolt. Role Overview Speechify is hiring a Software Engineer for the Data Infrastructure & Acquisition team in Shenzhen, China. This engineer will join the AI group, focusing on collecting and managing large-scale datasets for model training. The work blends infrastructure, engineering, and research to build scalable, cost-effective data pipelines. What You Will Do Find and secure new audio data sources to strengthen the ingestion pipeline. Manage and expand cloud infrastructure for data ingestion, primarily on Google Cloud Platform (GCP) using Terraform. Collaborate with scientists to improve data cost, throughput, and quality, supporting advanced model development. Work with the AI team and company leadership to shape a strategic dataset roadmap for future consumer and enterprise products. Qualifications BS, MS, or PhD in Computer Science or a related field. At least 5 years of software development experience. Proficient in bash and Python scripting in Linux environments. Experience with Docker and Infrastructure-as-Code; hands-on with at least one major cloud platform (GCP preferred). Familiarity with web crawlers and large-scale data processing is a plus. Strong organizational skills and ability to handle shifting priorities. Excellent written and verbal communication abilities.

Role Overview Speechify is looking for a Software Engineer focused on iOS Core Product development in Shenzhen, China. This role centers on improving our iOS applications and shaping how users interact with our products. What You Will Do Enhance and maintain core features within Speechify’s iOS apps Collaborate with team members to deliver high-quality user experiences Apply creative problem solving to technical challenges Contribute ideas that help move our products forward Who We’re Looking For Experience building or improving iOS applications Strong interest in technology and product quality Creative approach to solving problems Commitment to delivering reliable, polished software

About Us SharkNinja is a leading global product design and technology company, renowned for its diverse range of five-star rated lifestyle solutions that significantly enhance the lives of consumers worldwide. With two trusted global brands, Shark and Ninja, we have established a remarkable history of introducing disruptive innovations to the market, allowing us to expand into multiple product categories and achieve substantial growth and market share. Our headquarters are located in Needham, Massachusetts, and we employ over 4,100 dedicated associates. Our products are available at major retailers and online platforms globally. Exciting Responsibilities: Collaborate effectively with teams to deliver exceptional products to consumers.

At Formlabs, we believe that to revolutionize an industry, one must assemble a top-tier team. Join us in our mission to deliver cutting-edge professional 3D printers directly to the desktops of designers, engineers, researchers, manufacturers, and artists worldwide. 3D printing encompasses a sophisticated synergy of software, hardware, and electronics. Our embedded engineers play a crucial role in seamlessly integrating these elements. As an Embedded Software Engineer at Formlabs, you will collaborate with electrical engineers, systems engineers, and our dedicated software team to architect and define our embedded systems. If you are passionate about coding firmware and devising elegant solutions for real-world challenges, we invite you to become part of our R&D Team as an Embedded Software Engineer.

About Ultralytics:At Ultralytics, we are dedicated to driving cutting-edge innovation in the AI sector, seeking passionate team members who share our vision of creating the finest YOLO AI models. If you have an unwavering commitment to AI, a desire to impact the world positively, and thrive in fast-paced, high-energy environments, we encourage you to join our team. Location and LegalitiesThis full-time Senior Quality Assurance Engineer position is based onsite at our Ultralytics office in Shenzhen, China, offering a hybrid work model of 3 days in-office and 2 days remote. What You'll DoIn the role of Senior Quality Assurance Engineer at Ultralytics, you will play a critical role in ensuring the quality, reliability, and performance of the Ultralytics Platform and our YOLO-driven workflows and APIs. Your main responsibilities will include:Creating, architecting, and maintaining automated test suites for our backend services, web UI, and APIs utilizing TypeScript and tools such as Playwright.Leading comprehensive end-to-end and browser-based testing strategies for our frontend using Playwright Test.Developing and upholding API and integration tests for Next.js API routes, server components, and serverless deployments on Vercel.Ensuring data integrity and edge-case behavior validation across workflows interacting with MongoDB, training pipelines, and inference services.Managing test infrastructure within CI/CD using GitHub Actions, enhancing test reliability, parallelization, and signal-to-noise ratios.Establishing testing standards and best practices across a Turborepo monorepo containing several applications.Mentoring junior engineers on testing methodologies, conducting code reviews, and promoting quality-first development practices.

About Us SharkNinja is an innovative global product design and technology company renowned for its diverse portfolio of five-star rated lifestyle solutions that enhance the everyday lives of consumers worldwide. With two trusted brands, Shark and Ninja, the company has a solid history of delivering groundbreaking innovations to the market. This ongoing commitment to developing consumer products has facilitated SharkNinja's expansion into numerous product categories, significantly boosting growth and market share. Based in Needham, Massachusetts, and employing over 4,100 associates, our products are available through major retailers and distributors globally. Exciting Responsibilities Await You: Collaborate with the new product development team to determine the optimal PCBA architecture during the R&D phase.Define and establish PCBA specifications for electronic systems throughout the R&D phase.Assist the Design Team in creating robust software control algorithms and logic.Coordinate with PCBA suppliers to develop new product PCBA during the NPD and NPI phases.Evaluate PCBA designs for safety, reliability, and DFM during NPD and NPI phases to ensure high-quality design standards.Employ systematic problem-solving techniques to identify root causes and formulate correction plans for issues arising in NPD and NPI phases.Conduct Design Verification Tests in each EB build to assess the robustness of PCBA designs.Review and approve PCBA design documentation during NPI and Pilot phases.Oversee the PCBA manufacturing and testing processes during NPI and Pilot phases.Provide engineering support to optimize quality and cost efficiency. Your Qualifications:Strong understanding of design and verification processes for power supplies, microprocessors, sensors, heaters, and motor controls.Proficient in schematic design, PCB layout, circuit simulation, and software development.

Join our dynamic team to create and enhance cutting-edge consumer AI applications!As a Software Engineering Intern, you will play a pivotal role in developing and maintaining our flagship products. You'll have the opportunity to take ownership of shared backend services, rapidly implement new features, and deploy code to production on a weekly basis. Your primary responsibility will be to write efficient code and deliver features swiftly using AI technologies!Develop and maintain scalable AI services, including chat/memory and image/video generation pipelines.Create and manage reusable template boilerplates across multiple projects.Integrate Large Language Models (LLMs), computer vision models, and recommendation systems into mobile and web applications.Establish a reliable infrastructure for payments, rewards, order routing, and analytics.Advocate for engineering best practices, focusing on observability, security, and CI/CD processes.