Technical Support Engineer – Payments

Yellow Card App

full-time

Posted on: 9/19/2025

Origin: • 🇺🇸 United States

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Mid-LevelSenior

AWSCloudJavaJavaScriptMicroservicesNode.jsPythonTypeScriptVue.js

About the role

Support and resolve technical issues for integrated Yellow Card Payments partners
Collaborate with the Payments team and cross-functional teams to resolve partner issues and improve B2B products
Provide expert guidance and support to partners on API integration best practices (authentication, data formatting, error handling, performance optimisation)
Provide clear and concise communication and updates regarding issue resolution and feature development statuses to team and external stakeholders
Ensure quality via thorough testing and peer reviews of your work and cross-functional work
Adhere to internal coding standards, development processes, and design best practices to write clean, maintainable, well-tested code
Develop and maintain comprehensive technical documentation: integration guides, API reference, troubleshooting resources
Proactively identify opportunities to optimise/enhance B2B products, integration processes, and support workflows while adhering to SLAs & KPIs
Embrace and demonstrate company values: humility, creativity, and independence

4+ years of work experience as a full-stack engineer/developer
Additional experience with technical support will be advantageous
Experience planning and prioritising work, identifying dependencies, facilitating conversations and documenting results (RCA)
Experience with Typescript, Node.js, Vue.js and broad knowledge of API best practices
Experience with Python, Java and multiple programming languages will be advantageous
Experience working in AWS cloud architecture
In-depth experience working with microservices and APIs
Experience troubleshooting, digging and following through logs or browser dev tools to identify root causes and bugs
Knowledge of networking concepts, authentication methods, and information security concepts
Strong prioritisation, time management and logical thinking skills with a bias towards action
Ability to recognise patterns that could indicate the presence of a deeper technical issue
High EQ, deep empathy and a desire to help others
Key soft skills: verbal communication and presentation skills; ability to communicate with technical and non-technical stakeholders; ability to work under pressure; ability to assist other engineering teams in integration