Senior Backend Engineer - System Integration

Our JourneyFounded in 2014, ShopBack emerged from an inspiring late-night idea by Henry and Joel. Our mission extends beyond just creating a Cashback platform; we aim to transform the connection between brands and consumers. Armed with their experience as former advertisers, Henry and Joel recognized the constraints of traditional marketing and identified a unique opportunity to enhance value for both parties. This vision quickly materialized into action, with the first prototype being developed over a weekend with our co-founders. 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 every day. We are on a quest to create The World’s Most Rewarding Way to Shop, and we're inviting passionate, dynamic individuals to join our journey.About the RoleAt ShopBack, our engineering teams are dedicated to building scalable and efficient platforms that cater to eCommerce and travel traffic across the region, ensuring world-class product experiences. You will become part of a diverse and talented group of engineers driven to redefine how users discover, compare, and book travel products.We are expanding our Travel engineering team and are in search of seasoned engineers with experience in developing large-scale travel or OTA (Online Travel Agency) systems. If you have expertise in flight, hotel, or activities search platforms, pricing engines, real-time availability systems, or GDS integrations, we would love to hear from you.We seek individuals who are resilient, self-motivated, and eager to see the tangible impact of their work on a daily basis. Your passion for your craft and continuous pursuit of innovative solutions to complex challenges will be key to your success.

About Overview.aiOverview.ai is at the forefront of AI computer vision in the manufacturing sector, addressing inspection challenges that traditional machine vision cannot resolve. We are a full-stack company: deploying GPU-enabled cameras on production lines, executing real-time inference at the edge, and managing a platform that supports extensive fleets of devices globally.Our rapid growth is driven by customer satisfaction—our product is celebrated for its high accuracy, swift deployment, and user-friendly interface, enabling effective factory rollouts rather than mere pilots.In this critical role, we seek a mechanically adept systems integrator who can analyze machine designs, identifying strengths, weaknesses, and potential future challenges. You will be responsible for the mechanical integration of our camera systems, including lenses and lighting, into automation machinery. Your duties will include reviewing CAD designs, guiding machine builders, and ensuring that deployments are resilient, serviceable, and scalable.As part of the Overview.ai applications engineering team, you will engage directly on-site, tackling real production challenges to ensure our systems deliver continuous value.

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.

Join Our MissionAt ShopBack, we are redefining the eCommerce landscape since our inception in 2014. Our founders, Henry and Joel, envisioned not merely a Cashback platform but a transformative approach to how brands and consumers engage with one another. Recognizing the shortcomings of traditional marketing, they seized the opportunity to offer more substantial value to both consumers and brands. This vision quickly became reality, leading to the creation of our first prototype over a weekend with our co-founders. Today, ShopBack boasts over 50 million users across 13 markets, partners with more than 20,000 merchants, and facilitates over half a million transactions every day. We are on a mission to create the world’s most rewarding shopping experience, and we are looking for innovative and driven individuals to join our journey.Position OverviewWe are expanding our Travel engineering team and are in search of seasoned engineers with experience in developing large-scale travel or Online Travel Agency (OTA) systems. If you have a background in building flight, hotel, or activities search platforms, pricing engines, real-time availability systems, or GDS integrations, we want to hear from you. You will collaborate with a talented team of engineers who are passionate about revolutionizing the way users discover, compare, and book travel products.We are looking for resilient, self-driven, and highly motivated individuals who are eager to see the impact of their work daily. If you have a passion for problem-solving and continuously seek better ways to tackle challenges, you will find a fulfilling career with us.

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.

Location: Shenzhen, China | Occasional travel to Hong Kong required. Position Type: Full-time | Backend DevelopmentAbout KodyKody is an international technology company with offices in Singapore, London, and Hong Kong. We are dedicated to creating high-quality software solutions that push the boundaries of technological innovation, providing reliable tech products to clients worldwide.We are currently looking for a Senior Kotlin Backend Engineer to build stable, efficient, and scalable backend systems. If you are proficient in Kotlin or Java and want to make a technical impact within an international team, we would love to hear from you!Position OverviewAs a Kotlin Backend Engineer, you will design, develop, and optimize backend services to support high-traffic, high-performance applications. You should have a deep understanding of microservices architecture, database optimization, and API development, along with strong English communication skills to collaborate effectively with an international team.This role supports flexible work arrangements and requires residency in Shenzhen, with occasional office visits or travel to Hong Kong based on team arrangements or project progress.ResponsibilitiesBackend Development: Design, develop, and optimize backend APIs and services using Kotlin (or Java).Architecture Design: Participate in system architecture design to ensure code quality, scalability, and high performance.Database Management: Optimize SQL/NoSQL databases to improve data access efficiency.API Design and Development: Build RESTful or gRPC APIs to integrate seamlessly with frontend and mobile teams.Microservices and Cloud Deployment: Develop a scalable microservices architecture and utilize Docker, Kubernetes, AWS/GCP for cloud deployment.Performance Optimization: Identify and resolve system performance bottlenecks to enhance application efficiency.Testing and Code Quality: Write unit tests and integration tests to ensure code stability.Cross-team Collaboration: Work closely with frontend engineers, product managers, and QA testing teams to drive product delivery.Requirements 3+ years of backend development experience with Kotlin or Java, familiar with Spring Boot, Ktor, or similar frameworks. Proficient in PostgreSQL, MySQL, MongoDB, or Redis for database management and optimization. Experience with RESTful API, GraphQL, or gRPC design and development. Familiar with microservices architecture, Docker, Kubernetes, and cloud deployment experience (AWS, GCP, or Azure). Knowledge of multithreading, asynchronous programming, and message queues (Kafka, RabbitMQ) for backend performance optimization. Strong English communication skills to collaborate effectively with international teams. Must reside in Shenzhen or surrounding areas and be available for regular office work and travel to Hong Kong as needed.Preferred Qualifications Experience with high concurrency and large-scale system development. Familiarity with DevOps, CI/CD processes, and ability to promote automated deployment and operations. Experience in distributed systems or data architecture design. Contributions to the open-source community or personal technical blog.Why Join Kody? Join a global technology company with offices in Singapore, London, and Hong Kong. Enjoy a remote work environment + Hong Kong office offering flexible work options. Be part of a tech-driven culture where engineers have a central role in product decisions. Take on challenging projects involving large-scale backend architecture design and optimization. Receive a competitive salary and benefits that reward your technical contributions.

Location: Shenzhen, China | Occasional travel to Hong Kong required. Job Type: Full-time | Backend DevelopmentAbout KodyKody is a global technology company with offices in Singapore, London, and Hong Kong. We are dedicated to creating high-quality software solutions that drive technological innovation and deliver reliable tech products to clients worldwide.We are currently seeking a Senior Kotlin Backend Engineer to build stable, efficient, and scalable backend systems. If you are proficient in Kotlin or Java and want to make a technical impact within an international team, we would love to have you on board!Position OverviewAs a Kotlin Backend Engineer, you will design, develop, and optimize backend services that support high-traffic, high-performance applications. You should possess deep understanding in microservices architecture, database optimization, and API development, along with strong English communication skills to collaborate with an international team.This position supports flexible working arrangements, but residency in Shenzhen is required, with occasional in-office or project-based travel to Hong Kong.ResponsibilitiesBackend Development: Use Kotlin (or Java) to design, develop, and optimize backend APIs and services.Architecture Design: Participate in system architecture design to ensure code quality, scalability, and high performance.Database Management: Optimize SQL/NoSQL databases to improve data access efficiency.API Design and Development: Build RESTful or gRPC APIs for seamless integration with frontend and mobile teams.Microservices and Cloud Deployment: Develop scalable microservices architecture using Docker, Kubernetes, AWS/GCP.Performance Optimization: Identify and resolve system performance bottlenecks to enhance application efficiency.Testing and Code Quality: Write unit tests and integration tests to ensure code stability.Cross-team Collaboration: Work closely with frontend engineers, product managers, and QA teams to drive product implementation.RequirementsQualifications 3+ years of experience in Kotlin or Java backend development, familiar with Spring Boot, Ktor, or similar frameworks. Proficient in PostgreSQL, MySQL, MongoDB, or Redis for database management and optimization. Familiar with RESTful API, GraphQL, or gRPC design and development. Knowledge of microservices architecture, Docker, Kubernetes, with cloud deployment experience (AWS, GCP, or Azure). Understanding of multithreading, asynchronous programming, and message queues (Kafka, RabbitMQ) to optimize backend performance. Strong English communication skills for effective collaboration with international teams. Must currently reside in Shenzhen or nearby, with regular office attendance and willingness to travel to Hong Kong as needed.Preferred Qualifications Experience in high-concurrency, large-scale system development. Familiarity with DevOps, CI/CD processes, capable of driving automated deployment and operations. Experience in distributed systems or data architecture design. Contributions to open-source communities or a personal technical blog.BenefitsWhy Join Kody? A global technology company with offices in Singapore, London, and Hong Kong. Flexible work arrangements with Shenzhen and Hong Kong offices. A tech-driven culture where engineers have core influence in product decision-making. Engage in challenging projects involving large-scale backend architecture design and optimization. Competitive salary and benefits that reward your technical contributions.

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.

Metaprise AI seeks a Python Backend Engineer based in Shenzhen. This position centers on developing and maintaining backend systems that drive reliable performance and enable smooth communication with the front end. Key responsibilities Build and maintain backend services using Python Collaborate with cross-functional teams to define, design, and implement new features Identify and resolve bottlenecks or bugs to ensure stable system operation Location This role is based in Shenzhen.

Join Our Dynamic Team!At ShopBack, we are redefining the shopping experience. Founded in 2014 by visionaries Henry and Joel, our mission extends beyond merely offering a Cashback platform; we aim to revolutionize the connection between brands and consumers. With a rich background in advertising, our founders recognized the constraints of traditional marketing and sought to create a platform that delivers real value for both users and partners. Today, we proudly serve over 50 million users across 13 markets, collaborate with more than 20,000 merchants, and facilitate over half a million transactions every day. We are building The World’s Most Rewarding Way to Shop, and we invite passionate and ambitious individuals to be part of this exciting journey.Role OverviewAs a Senior Integration Operations Specialist, you will lead the charge in managing the technical onboarding process for our premier affiliate advertisers and networks. Your expertise will be crucial in ensuring that all integrations are executed with precision, scalability, and full auditability. This pivotal role not only requires technical proficiency but also a strategic mindset to enhance operational readiness and drive continuous improvement in our integration processes.

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.

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.

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 The Senior Field Service Engineer at asm, based in Shenzhen, supports customers by maintaining and troubleshooting advanced equipment. This role combines practical technical work with regular customer interaction, ensuring equipment runs smoothly and clients receive timely assistance. Key responsibilities Diagnose and resolve equipment issues on-site to keep systems operating reliably. Carry out routine maintenance and repairs on company machinery. Provide technical support and answer product questions directly for clients. Train customers on proper equipment use and maintenance procedures. Share feedback with internal engineering teams to support ongoing product improvements. Requirements Proven experience in field service engineering, with a focus on troubleshooting and maintaining equipment. Skilled at communicating technical information clearly to clients. Flexible and collaborative, comfortable adapting to new challenges and working within a team.

Join Overview.ai as a Senior Field Engineer (Controls)At Overview.ai, we are at the forefront of AI computer vision in the manufacturing sector, tackling complex inspection challenges that traditional machine vision cannot solve. As a full-stack organization, we implement GPU-powered cameras in production lines, perform edge inference, and manage a robust platform that supports a global fleet of devices.Our rapid growth is fueled by our customers' satisfaction with our product, which delivers exceptional accuracy, swift deployment, and a user-friendly interface, enabling genuine factory implementations beyond mere pilot projects.Why You Will Love This RoleOwnership of Production: You won't just be providing support; you will take full responsibility for uptime and line performance on the factory floor.Challenging Problems: You will tackle complex issues such as intermittent I/O, timing jitter, noisy signals, and network flakiness.Growth Opportunities: Enhance your advanced control skills while collaborating with top-tier AI, embedded, and firmware teams to implement lasting solutions.High Talent Density: Work alongside passionate and efficient professionals who value your contributions and act swiftly on them.Travel and Autonomy: As a senior technical authority, you will enjoy the freedom to operate across various sites.Your ResponsibilitiesControls and Line IntegrationSeamlessly integrate Overview.ai systems into automation lines to ensure optimal performance.Commission and troubleshoot PLC-to-device communication using standard industrial protocols:EtherNet/IP, PROFINET, Modbus, OPC UA (and their real-world variants).Diagnose and resolve timing and triggering issues, including:Double triggers, missed triggers, trigger bounce, incorrect edge detection, latency/jitter, and inconsistent handshakes.Debug inconsistent network communications and ensure reliable operations.

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.

Abound is reshaping consumer lending by using AI and Open Banking data to make personal finance more accessible and fair. The company looks beyond credit scores, reviewing each customer’s full financial profile to better understand individual needs. Abound has issued over £1.3bn in loans and maintains credit performance significantly above industry averages. With backing from major investors and rapid growth, Abound has become a notable fintech leader in Europe. Role overview The Senior DevOps Engineer, based in Shenzhen, will join the Platform team to support Abound’s Unsecured Personal Loans (UPL) products. This position serves as a dedicated expert, connecting core platform capabilities with the UPL product engineering group. The role focuses on managing infrastructure, deployment pipelines, and automation tools for this business area. As an Individual Contributor, the position offers autonomy and the chance to make a direct impact. What you will do Standardize and optimize infrastructure for the UPL team using AWS CDK and Terraform, especially during the first 6 to 12 months Collaborate with UPL engineers to identify and resolve bottlenecks in the deployment lifecycle Redesign CI/CD pipelines to improve release speed and reliability Handle daily infrastructure needs, apply cloud best practices, and drive automation Work as a trusted partner to the product team, supporting secure and efficient feature delivery Technology stack Cloud & Compute: AWS, ECS Fargate, Kubernetes, Lambda Infrastructure as Code & Languages: AWS CDK, Terraform, Python, Bash CI/CD & Version Control: GitLab CI Observability & Tooling: Amazon Managed Services

Teamwork makes the stream work. Revolutionizing the TV ExperienceRoku stands as the premier TV streaming platform across the U.S., Canada, and Mexico, with aspirations to enhance viewing experiences globally. We have pioneered the way viewers engage with their televisions, connecting them to the content they adore, empowering publishers to cultivate and monetize large audiences, and offering advertisers unparalleled opportunities to engage viewers.From day one at Roku, you'll play a pivotal role in our journey. Join our rapidly expanding public company where your contributions matter. Experience the thrill of delighting millions of streamers while acquiring significant insights across diverse disciplines. About the TeamThe Devices Hardware Engineering team is at the forefront of creating the physical products that deliver the Roku experience to homes worldwide. We specialize in designing and developing leading-edge hardware, including set-top boxes, streaming sticks, remotes, and innovative devices. Our skilled engineers focus on producing high-performance, cost-effective, and reliable consumer electronics on a global scale. Our fast-paced environment demands technical excellence, independence, and the ability to manage the full design lifecycle.Role OverviewWe are on the lookout for a Senior Hardware Engineer to become a part of our Devices Hardware Engineering team in Shenzhen. As the first electrical engineer in Asia, you'll serve as a vital link between our headquarters and manufacturing partners. You will spearhead new product development, overseeing everything from initial concept to mass production for devices like set-top boxes and streaming players.The ideal candidate will be a proactive and resourceful team player adept at managing multiple projects and excelling in a dynamic, fast-paced environment. You will leverage your expertise to ensure projects align with design, quality, schedule, and budgetary goals. Key ResponsibilitiesDesign Ownership: Lead the complete electrical system (BOM/Schematics/PCB) for new products.Cross-functional Collaboration: Work closely with Software, Mechanical Engineering, and Program Management teams based in the U.S.

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.

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