Senior Software Engineer

hace 4 horas

Monterrey, Nuevo León, México Confiz A tiempo completo

Confiz is seeking a highly skilled Senior Software Engineer to support our growing LATAM team in Mexico. with strong expertise in Retail Point of Sale (POS) and Payment platforms. This role is focused on hands-on design, development, and integration of POS and payment solutions that are secure, scalable, and reliable. The ideal candidate has deep technical skills, experience delivering high-quality retail solutions, and the ability to collaborate closely with teams to ensure smooth implementation and support.

Responsibilities

  • Design, develop, and implement features for POS, checkout, and payment processing systems across stores, mobile, and e-commerce.
  • Translate functional requirements into technical specifications and deliver high-quality code.
  • Build and integrate APIs for transactions, settlements, loyalty programs, and fraud detection workflows.
  • Implement secure and reliable payment device integrations and gateway APIs (e.g., Verifone, Ingenico, Adyen, Stripe, PayPal).
  • Support performance optimization for transaction throughput, latency, and reconciliation accuracy.
  • Contribute to system monitoring, logging, and alerting to ensure high availability of mission-critical POS/payment systems.
  • Collaborate with cross-functional teams on integrations with ERP, OMS, CRM, Loyalty, Fraud Management, and Digital Wallets.
  • Ensure solutions follow compliance standards such as PCI-DSS, EMV, and tokenization/security best practices.
  • Participate in code reviews, provide technical input, and contribute reusable components and accelerators.
  • Stay current with emerging retail and payment technologies, applying them where relevant to enhance solutions.

Qualifications

  • 5–7 years of professional software engineering experience, with at least 3+ years in Retail POS & Payments.
  • Hands-on experience with POS systems (NCR, Toshiba, Oracle Retail, or custom POS) and payment platforms (Adyen, Stripe, PayPal, Worldpay, FIS).
  • Strong programming experience in Java, .NET, or , with working knowledge of RESTful APIs, GraphQL, and event-driven systems (Kafka, Pulsar, etc.).
  • Experience with cloud platforms (Azure, AWS, or GCP) and containerized deployments (Docker, Kubernetes).
  • Knowledge of secure payment workflows, tokenization, and encryption.
  • Familiarity with CI/CD pipelines and DevOps practices.
  • Strong problem-solving, debugging, and performance optimization skills.
  • Bachelor's degree in Computer Science, Engineering, or related field.
  • Excellent communication and teamwork skills, able to work with both technical and non-technical stakeholders.
  • Fluent in English and Spanish.

We have a global team of amazing individuals working on highly innovative enterprise projects & products. Our customer base includes Fortune 100 retail and CPG companies, leading store chains, fast growth fintech, and multiple Silicon Valley startups.

What makes Confiz stand out is our focus on processes and culture. Confiz is ISO 9001:2015 (QMS), ISO 27001:2022 (ISMS), ISO :2018 (ITSM) and ISO 14001:2015 (EMS) Certified. We have a vibrant culture of learning via collaboration and making workplace fun.

People who work with us work with cutting-edge technologies while contributing success to the company as well as to themselves. 

To know more about Confiz Limited, visit

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