Senior Software Engineer Payments Team Api Checkout Experience jobs in Singapore – Browse 2,143 openings on RoboApply Jobs

Senior Software Engineer Payments Team Api Checkout Experience jobs in Singapore

Open roles matching “Senior Software Engineer Payments Team Api Checkout Experience” with location signals for Singapore. 2,143 active listings on RoboApply Jobs.

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companyAirwallex logo
Full-time|On-site|SG - Singapore

Join Our Team at AirwallexAt Airwallex, we are transforming the global payments landscape with our cutting-edge financial platform designed for businesses worldwide. We support over 200,000 companies, including industry leaders such as Brex, Rippling, Navan, Qantas, and SHEIN, by providing a comprehensive suite of integrated solutions for managing everything from business accounts to payments and embedded finance.Founded in Melbourne, our dynamic team of over 2,000 innovative minds operates across 26 offices globally. Our valuation has soared to US$8 billion, backed by prestigious investors such as T. Rowe Price, Visa, Mastercard, and Sequoia. If you’re eager to embark on the most ambitious work of your career, we invite you to join us on this exciting journey.

Sep 22, 2025
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companyAirwallex logo
Full-time|On-site|SG - Singapore

About AirwallexAirwallex stands as the premier unified payments and financial platform designed for global enterprises. With our unique blend of proprietary technology and software, we empower over 200,000 businesses globally—such as Brex, Rippling, Navan, Qantas, and SHEIN—with comprehensive solutions that streamline everything from business accounts and payments to spend management and treasury, along with embedded finance on a global scale.Founded in Melbourne, our team comprises over 2,000 of the brightest minds in technology, operating from 26 offices worldwide. With a valuation of US$8 billion and support from industry-leading investors including T. Rowe Price, Visa, and Mastercard, Airwallex is at the forefront of constructing the future of global payments and financial platforms. If you're ready to embark on the most ambitious journey of your career, we invite you to join us.Attributes We ValueWe seek dynamic builders with an entrepreneurial spirit who desire significant impact, rapid learning, and genuine ownership. You bring a wealth of expertise and acute analytical skills while being motivated by our mission and operating principles. You act swiftly and judiciously, remain inquisitive, and make decisions based on fundamental principles, skillfully balancing speed and thoroughness.Being humble and collaborative, you transform innovative ideas into tangible products and ensure tasks are executed from start to finish. You leverage AI to enhance productivity and solve challenges swiftly. Here, you will take on intricate, high-stakes issues alongside exceptional colleagues and advance your career as we shape the future of global banking. If this resonates with you, let’s innovate together.About the RoleWe are on the lookout for talented Senior Software Engineers to influence and enhance Airwallex’s edge infrastructure—you will architect and develop the software foundations that drive Airwallex’s global edge. Your responsibilities will include crafting high-quality code, designing scalable services, and owning comprehensive features that elevate our API gateway, CDN layer, DNS routing, and perimeter security, making them smarter, faster, and more resilient.You will collaborate closely with product, platform, and security experts to convert real-world requirements into clean, maintainable code—and witness your contributions serve millions of requests daily.

Jun 30, 2025
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companyStripe logo
On-site|On-site|Singapore

Who We AreAbout StripeStripe is at the forefront of revolutionizing financial infrastructure for businesses worldwide. Our innovative platform empowers millions of organizations—from industry giants to dynamic startups—to accept payments seamlessly, drive revenue growth, and unlock new business avenues. Our mission? To elevate the GDP of the internet, an ambitious goal that presents you with an extraordinary opportunity to play a pivotal role in shaping the global economy while making a significant impact in your career.About the TeamThe Payments team is the cornerstone of Stripe’s offerings, processing trillions of dollars in transactions each year. As a member of this team, you will have the chance to broaden the capabilities of Stripe’s global payments network, design and implement cutting-edge payment solutions, and ensure top-tier reliability and performance.As a Software Engineer, you will be instrumental in steering pivotal decisions for the company. Collaborate with fellow engineers to develop engaging features that resonate across various system components, and partner with our business, sales, and operations teams to address and resolve user challenges effectively.

Feb 9, 2026
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companyAirwallex logo
Full-time|On-site|SG - Singapore

About AirwallexAirwallex stands out as the premier unified payments and financial platform designed specifically for global enterprises. By leveraging our distinctive mix of proprietary infrastructure and advanced software solutions, we empower over 200,000 businesses worldwide—including industry leaders like Brex, Rippling, Navan, Qantas, and SHEIN—with fully integrated systems that facilitate everything from business accounts and payments to spend management and treasury functions, as well as embedded finance on a global scale.Founded in Melbourne, Airwallex boasts a dynamic team of over 2,000 talented individuals across 26 offices worldwide. With a valuation of US$8 billion and the backing of prestigious investors such as T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, we are at the forefront of revolutionizing the global payments and financial landscape. If you're ready to embark on the most ambitious journey of your career, join us.Attributes We ValueWe seek innovative builders with a founder-like spirit who crave genuine impact, accelerated learning, and true ownership. You bring significant expertise in your role and a sharp analytical mindset, fueled by our mission and operating principles. You thrive in a fast-paced environment, exercising sound judgment, and exhibit a relentless curiosity that drives you to explore deeply and make informed decisions based on first principles, balancing speed with thoroughness.You are humble and collaborative, transforming innovative concepts into tangible products, and you are a doer who carries tasks through to completion. By utilizing AI, you work smarter and solve problems more effectively. Here, you will confront complex, high-visibility challenges alongside exceptional colleagues and advance your career as we shape the future of global banking. If this description resonates with you, let’s create what’s next together.About the TeamThe Developer Experience (DevX) team is dedicated to overseeing our customers' developer journey, from initial discovery through to scalable implementation. Our goal is to deliver an onboarding experience that is so seamless and well-structured that developers can easily locate product specifics, learn implementation details, and develop independently. As our customers build and scale, we ensure they have comprehensive, ergonomic, and delightful developer resources at their disposal.We achieve this by maintaining organized feedback channels and leveraging data analytics to enhance user experience continually.

Apr 10, 2025
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companyAirwallex logo
Full-time|On-site|SG - Singapore

Join Our Innovative Team at AirwallexAt Airwallex, we are revolutionizing the global payments landscape with our all-in-one financial platform tailored for businesses worldwide. Our cutting-edge technology empowers over 200,000 businesses, including industry giants like Brex, Rippling, and Qantas, to seamlessly manage their financial operations.Founded in Melbourne, our dynamic team of over 2,000 talented professionals spans 26 global offices, all united by a shared vision to shape the future of finance. Backed by esteemed investors such as T. Rowe Price and Visa, Airwallex is valued at $8 billion and is at the forefront of innovation in the fintech space.

Aug 30, 2025
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companyAirwallex logo
Full-time|On-site|SG - Singapore

About AirwallexAirwallex is revolutionizing the way global businesses manage their payments and finances. As the sole unified payments and financial platform tailored for international operations, we leverage our proprietary infrastructure and software to offer integrated solutions to over 200,000 businesses globally, including industry leaders like Brex, Rippling, Navan, Qantas, and SHEIN. Our suite of services encompasses business accounts, payments, spend management, treasury solutions, and embedded finance on a global scale.Founded in Melbourne and now operating with a talented team of more than 2,000 across 26 offices, Airwallex is valued at US$8 billion. We are backed by top-tier investors, including T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, positioning us at the forefront of the global payments and financial technology landscape. If you're eager to embark on an ambitious journey in your career, we invite you to join us.Attributes We ValueWe seek builders who exhibit founder-like enthusiasm and are committed to making a significant impact. You should possess robust expertise and insightful thinking, driven by our mission and operating principles. You move swiftly with sound judgment, explore with curiosity, and make principled decisions, balancing speed with thoroughness.Collaboration and humility are key; you can transform innovative concepts into tangible products and take ownership from start to finish. Utilizing AI to enhance efficiency and solve challenges is essential. Here, you'll confront complex, high-profile challenges alongside exceptional teammates while advancing your career as we shape the future of global banking. If this resonates with you, let's create what's next.

Jan 12, 2026
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companyAirwallex logo
Full-time|On-site|SG - Singapore

About AirwallexAirwallex is an innovative global payments and financial platform that unifies payment solutions for businesses around the world. We leverage a proprietary blend of technology and infrastructure to empower over 200,000 companies, including notable names such as Brex, Rippling, Navan, Qantas, and SHEIN, by providing comprehensive solutions for business accounts, payment processing, spend management, treasury, and embedded finance on a global scale.Founded in Melbourne, Airwallex prides itself on a diverse team of more than 2,000 talented individuals across 26 offices worldwide. As a company valued at $8 billion and supported by leading investors like T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, we are at the forefront of developing the future of global payments and finance. If you're eager to take on challenging work that could define your career, we invite you to join our team.

Dec 9, 2025
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companyAirwallex logo
Full-time|On-site|SG - Singapore

Join Our Team at AirwallexAirwallex is revolutionizing the way global businesses manage their payments and finances. Our cutting-edge, unified payments and financial platform empowers over 200,000 businesses worldwide—ranging from Brex to SHEIN—with seamless solutions for everything from business accounts to embedded finance on a global scale.Founded in Melbourne and now boasting over 2,000 talented professionals across 26 global offices, we are valued at US$8 billion and supported by top-tier investors including T. Rowe Price, Visa, and Mastercard. At Airwallex, we are committed to building the future of global banking, and we invite you to make your mark with us.

Nov 16, 2025
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companyAirwallex logo
Full-time|On-site|SG - Singapore

About AirwallexAirwallex is a pioneering unified payments and financial platform designed for global businesses. Our innovative combination of proprietary infrastructure and software allows us to empower over 200,000 businesses worldwide, including notable names like Brex, Rippling, Navan, Qantas, and SHEIN, by providing fully integrated solutions for managing business accounts, payments, spend management, treasury, and embedded finance on a global scale.Founded in Melbourne, we are proud to have grown to a team of over 2,000 talented and innovative tech professionals across 26 offices worldwide. With a valuation of US$8 billion, backed by world-class investors such as T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, Airwallex is at the forefront of developing the future of global payments and financial solutions. If you're ready to embark on the most ambitious journey of your career, we invite you to join us.

Jul 30, 2025
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companyCoinhako logo
Full-time|On-site|Singapore

Join our dynamic Payments & Wallet team (also affectionately known as PAW ) at Coinhako, where we spearhead innovation in asset management, compliance, and On-chain Services & Integrations (Superwallet).In this pivotal role as a Senior Engineer, you will architect, develop, and maintain high-performance services that underpin our payments and wallet infrastructure. Collaborate with cross-functional teams to ensure seamless system integrations, optimize transaction workflows, and enhance platform reliability and scalability.

Oct 31, 2025
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companyxcellink logo
Full-time|On-site|Singapore, Singapore, Singapore

Key Responsibilities:As a Software Engineer, you will be instrumental in designing and developing innovative devices for an integrated e-payment Fare Collection System in collaboration with our esteemed client. You will engage in the full software development lifecycle, including requirement analysis, design, development, and rigorous testing. Key responsibilities encompass:Collecting and analyzing user requirements.Crafting and implementing software applications for embedded systems.Optimizing communication protocols (such as TCP/IP, HTTPS, FTPS/SFTP, MQTT-S) to establish secure and reliable connections between embedded devices and cloud/on-premises platforms.Conducting comprehensive testing, debugging, and troubleshooting of embedded devices to ensure optimal functionality, performance, and reliability.Creating and delivering essential documentation throughout the Software Development Lifecycle (SDLC), including Business Rules, Software Requirement Specifications, Software Architecture Documents, and more.Providing ongoing application support and addressing user inquiries related to requirements and production issues.

Jan 2, 2025
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companyGrab Holdings Inc. logo
Full-time|On-site|Singapore

Role Overview Grab Holdings Inc. is looking for a Lead Backend Software Engineer with a focus on payments to join the team in Singapore. This role centers on building secure, efficient, and scalable payment systems that support millions of users across Southeast Asia. What You Will Do Design and implement backend services for payment solutions that improve user experience and support business growth. Collaborate with engineers, product managers, and other teams to deliver reliable and high-performance payment infrastructure. Mentor junior engineers and help guide their technical development. Promote backend engineering best practices across the team. Contribute to architectural decisions that shape the future of Grab’s payments platform. What We’re Looking For Strong experience with backend technologies and payment systems. Ability to lead technical discussions and mentor less experienced engineers. Comfortable working across teams to deliver scalable, reliable solutions. Solid understanding of designing secure and efficient backend services.

Apr 16, 2026
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companyAirwallex logo
Full-time|On-site|SG - Singapore

About AirwallexAirwallex is a pioneering unified payments and financial platform designed for global enterprises. By harnessing our proprietary infrastructure and innovative software, we empower over 200,000 businesses globally—including industry leaders like Brex, Rippling, Navan, Qantas, and SHEIN—with comprehensive solutions that encompass business accounts, payments, spend management, treasury, and embedded finance at a worldwide scale.Founded in the vibrant city of Melbourne, our team comprises over 2,000 of the brightest minds in technology across 26 global offices. Valued at $8 billion, we are supported by renowned investors such as T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital. Join us in shaping the future of global payments and finance.Attributes We ValueWe seek dynamic builders with an entrepreneurial spirit who aspire to create a meaningful impact, accelerate their learning, and embrace true ownership in their work. You bring substantial expertise, sharp analytical skills, and are driven by our mission and operating principles. You thrive on speed and good judgment, possess a deep curiosity, and make principled decisions while balancing expedience with thoroughness.You are collaborative and humble, transforming innovative concepts into tangible products, and you ensure that tasks are completed effectively from start to finish. Utilizing AI to enhance efficiency and solve challenges swiftly is part of your approach. Here, you will tackle complex, high-stakes issues alongside exceptional colleagues and advance your career as we redefine global banking. If this resonates with you, let's create what's next together.What You’ll DoAs a crucial member of the Search Platform Team, you will expertly bridge the gap between business needs and architectural excellence. Your responsibilities will include:Developing advanced application infrastructure to mitigate widespread challenges across the organization, significantly reducing maintenance costs for developers and fostering innovation;Skillfully addressing complex, organization-wide challenges through the strategic implementation of cutting-edge technologies such as distributed systems, vector databases, and data pipeline solutions;Conducting comprehensive evaluations of strategic solutions on an organization-wide scale.

Dec 18, 2024
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companyGrab Holdings Inc. logo
Full-time|On-site|Singapore

Join Grab as a Principal Engineer for Payments, where you will be at the forefront of transforming digital payment solutions in Southeast Asia. You will lead a team of talented engineers to design and implement scalable payment systems that enhance user experience and drive business growth.Your expertise will contribute to innovative solutions that meet the diverse needs of our customers, ensuring seamless transactions across various platforms. This is an exciting opportunity to shape the future of payments in a rapidly evolving market.

Mar 27, 2026
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companyAirwallex logo
Full-time|On-site|SG - Singapore

About Airwallex Airwallex is a unified payments and financial platform built for global businesses. Over 200,000 companies, including Brex, Rippling, Navan, Qantas, and SHEIN, use Airwallex to manage business accounts, payments, spend management, treasury, and embedded finance across borders. Founded in Melbourne, Airwallex employs more than 2,000 people across 26 offices worldwide. The company is valued at US$8 billion and is backed by investors such as T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital.

Apr 17, 2026
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companyAirwallex logo
Full-time|On-site|SG - Singapore

About AirwallexAirwallex stands as the premier unified payments and financial platform tailored for global enterprises. With our distinctive blend of proprietary infrastructure and cutting-edge software, we empower over 200,000 businesses worldwide—including industry leaders like Brex, Rippling, Navan, Qantas, and SHEIN—with comprehensive solutions to manage everything from business accounts and payments to spend management and treasury, as well as embedded finance on a global scale.Founded in Melbourne, our team comprises over 2,000 of the brightest minds in technology, spread across 26 offices globally. Valued at US$8 billion and backed by renowned investors such as T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, Airwallex is at the forefront of developing the future of global payments and finance. If you're ready to embark on the most ambitious venture of your career, we invite you to join us.Attributes We ValueWe seek passionate builders with an entrepreneurial spirit who aspire to make a significant impact, accelerate their learning, and embrace true ownership of their work. You should possess strong expertise relevant to the role, coupled with sharp analytical thinking, and be driven by our mission and operating principles. You act swiftly with sound judgment, explore deeply with curiosity, and make informed decisions based on first principles, balancing speed and thoroughness.You embody humility and collaboration, turning innovative ideas into tangible products while ensuring tasks are completed from start to finish. You leverage AI to enhance productivity and accelerate problem-solving. Here, you’ll engage with intricate, high-impact challenges alongside exceptional colleagues and advance your career as we redefine the landscape of global banking. If this resonates with you, let's create the future together.About the TeamThe Global Treasury and Payment Network (GTPN) Team is integral to Airwallex’s payment infrastructure. Our focus is on broadening the reach of Airwallex’s global treasury and payment network while enhancing its capabilities, user experience, and offering innovative payment products anchored in a robust financial foundation.Your RoleAs we extend our global presence, we are on the lookout for enthusiastic software engineers to join our dynamic team. This is a unique chance to work closely with product managers and designers from around the world, crafting products that not only fulfill but surpass our customers' expectations.This opportunity is based in Singapore.

Feb 18, 2025
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companyGetsubstance.co Pte. Ltd. logo
Innovative API Web Developer

Getsubstance.co Pte. Ltd.

Full-time|Remote|Remote — Singapore

Join Substance, a forward-thinking technology firm, as an API Web Developer. We are in search of a creative and meticulous developer who will play a pivotal role in crafting, developing, and sustaining high-performance APIs that facilitate seamless communication between diverse systems and applications. Your contributions will enhance user experience and promote effective data exchange.Key Responsibilities: Design and create high-performance RESTful APIs tailored to meet the requirements of both internal and external clients. Work closely with front-end developers and other stakeholders to ensure seamless integration of APIs with user-facing components. Guarantee API security, performance, and reliability through comprehensive testing and detailed documentation. Monitor and enhance API performance utilizing analytics and feedback from users. Engage in architectural discussions, contributing to the development of our technology stack and best practices. Identify and resolve issues in API applications, overseeing bug fixes and updates as needed. Stay updated with emerging technologies and industry trends to maintain cutting-edge APIs that deliver business value. Requirements: Bachelor's degree in Computer Science or a related discipline. Minimum of 2 years of experience in API development, particularly in designing and building RESTful services. Proficient in programming languages such as Node.js, Python, Ruby, or Java. Solid understanding of API design principles and best practices, with emphasis on security and versioning. Familiarity with API documentation tools like Swagger or Postman is a plus. Experience with both relational (MySQL, PostgreSQL) and NoSQL (MongoDB) database systems. Ability to thrive in an Agile environment and actively participate in sprint planning and development cycles. Exceptional problem-solving abilities and meticulous attention to detail. Strong communication skills, capable of collaborating effectively with cross-functional teams. Benefits:At Substance, we prioritize action and meaningful connections. If your skills align with our needs, expect to hear from us within 1-2 weeks. We appreciate your interest and will keep your profile in mind for future opportunities that align with your expertise.

Feb 1, 2025
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companyAirwallex logo
Full-time|On-site|SG - Singapore

Join Our Team at AirwallexAt Airwallex, we are redefining the global financial landscape through our innovative payment and financial platform designed for businesses of all sizes. Serving over 200,000 enterprises worldwide, including prominent names like Brex, Rippling, and Qantas, we offer comprehensive solutions for business accounts, payments, spend management, and treasury services.Founded in Melbourne, we have expanded our footprint across 26 offices globally, with a talented team of over 2,000 individuals dedicated to technological innovation. With a valuation of US$8 billion and strong backing from esteemed investors such as T. Rowe Price and Visa, we are on a mission to build the financial framework of tomorrow. If you're eager to engage in ambitious projects and make a significant impact, we invite you to join us.What We Look ForWe seek passionate builders who possess an entrepreneurial spirit and a desire for true ownership and impact. You are a thoughtful problem solver with the ability to navigate challenges with curiosity and sound judgment. Your collaboration skills enable you to transform innovative ideas into tangible products, and you thrive in a fast-paced environment while ensuring quality outcomes.By leveraging AI and advanced technology, you will address complex, high-visibility challenges alongside an exceptional team. If you resonate with our mission and values, let’s embark on this journey together.Locations:San Francisco / SingaporeAbout the Growth TeamOur Growth Team is integral to Airwallex's mission, focusing on user acquisition and market expansion. We utilize data-driven insights and cutting-edge technologies to create seamless user experiences that engage millions. From optimizing onboarding processes to designing scalable architectures, our team's contributions are pivotal in shaping customer engagement strategies.

Nov 7, 2025
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companyfuku logo
Full-time|On-site|Singapore, Singapore, Singapore

Responsibilities:- Innovate and engineer robust solutions for payment terminal applications compatible with various Android-based devices (Ingenico, PAX, Castles), ensuring seamless integration with diverse host systems utilizing standard protocols such as ISO8583, Web APIs, and JSON, as well as merchant POS systems (Electronic Cash Register - ECR).- Transform user requirements into secure, reliable, and maintainable source code, ensuring thorough testing, documentation, and code reviews.- Engage in EMV L3 certification processes alongside international payment schemes like Visa, Mastercard, AMEX, UnionPay, JCB, and Discover. Familiarity with the PURE kernel is a plus.- Aid in the creation of testing tools and implement test automation frameworks as integral parts of the development lifecycle.- Collaborate effectively with internal teams (QA testers, POS developers, Support, and Certification team) throughout the software development lifecycle, facilitating troubleshooting and resolving issues in both pre-production and post-production settings.- Support external collaborations for application integration with NETS partners.

Jan 20, 2026
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companyPRISM+ logo
Full-time|On-site|Singapore, Singapore, Singapore

Join PRISM+, Singapore’s premier homegrown electronics brand, recognized for its innovation and commitment to making premium technologies accessible to all. Established in 2017, we quickly ascended to become the leading monitor and smart TV brand in Singapore, disrupting traditional markets with our affordable, high-quality products. Our expansion into various home electronics and appliances showcases our dedication to excellence and customer satisfaction. At PRISM+, every day presents an opportunity to innovate and shape the future of consumer technology. Be a part of a team where your contributions are valued and your professional growth is supported.Key ResponsibilitiesLead, mentor, and inspire a dynamic team of 20 customer service agents, both onshore and offshore.Provide day-to-day support to the team in addressing complex customer inquiries and ensuring high satisfaction levels.Utilize business tools to monitor communications across calls, emails, and chats, ensuring a world-class customer experience.Make empathetic and informed decisions to enhance customer satisfaction across all channels.Drive the team to achieve and surpass performance metrics, leveraging strengths to improve results.Understand and uphold company policies and service level agreements (SLAs), regularly reviewing and refining processes.Continuously assess workflows for efficiency and relevance, ensuring value for both internal and external stakeholders.Analyze reports to identify strengths and areas for improvement, implementing strategies accordingly.Foster a culture of continuous improvement and employee engagement.

Mar 20, 2026

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