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I'm Patryk Pham, a Senior Software Engineer with 8 years of experience designing backend cloud systems and distributed services for digital infrastructure, customer service applications, and enterprise platforms. I specialize in building cloud-native backend systems using TypeScript and AWS, with hands-on experience in serverless architectures, event-driven patterns, and microservices communication. I've contributed to projects such as an EV fleet roaming gateway for charging authorization and settlement workflows, large-scale customer support ticketing systems, and secure healthcare record processing services. Known for problem-solving, an ownership mindset, and delivering reliable backend services that power production workloads with high API traffic.…I'm Patryk Pham, a Senior Software Engineer with 8 years of experience designing backend cloud systems and distributed services for digital infrastructure, customer service applications, and enterprise platforms. I specialize in building cloud-native backend systems using TypeScript and AWS, with hands-on experience in serverless architectures, event-driven patterns, and microservices communication. I've contributed to projects such as an EV fleet roaming gateway for charging authorization and settlement workflows, large-scale customer support ticketing systems, and secure healthcare record processing services. Known for problem-solving, an ownership mindset, and delivering reliable backend services that power production workloads with high API traffic.

Patryk Pham

Back-End Developer, Full Stack Developer, Web Developer, +2

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I'm Patryk Pham, a Senior Software Engineer with 8 years of experience designing backend cloud systems and distributed services for digital infrastructure, customer service applications, and enterprise platforms. I specialize in building cloud-native backend systems using TypeScript and AWS, with hands-on experience in serverless architectures, event-driven patterns, and microservices communication. I've contributed to projects such as an EV fleet roaming gateway for charging authorization and settlement workflows, large-scale customer support ticketing systems, and secure healthcare record processing services. Known for problem-solving, an ownership mindset, and delivering reliable backend services that power production workloads with high API traffic.…I'm Patryk Pham, a Senior Software Engineer with 8 years of experience designing backend cloud systems and distributed services for digital infrastructure, customer service applications, and enterprise platforms. I specialize in building cloud-native backend systems using TypeScript and AWS, with hands-on experience in serverless architectures, event-driven patterns, and microservices communication. I've contributed to projects such as an EV fleet roaming gateway for charging authorization and settlement workflows, large-scale customer support ticketing systems, and secure healthcare record processing services. Known for problem-solving, an ownership mindset, and delivering reliable backend services that power production workloads with high API traffic.

Available to hire

I’m Patryk Pham, a Senior Software Engineer with 8 years of experience designing backend cloud systems and distributed services for digital infrastructure, customer service applications, and enterprise platforms. I specialize in building cloud-native backend systems using TypeScript and AWS, with hands-on experience in serverless architectures, event-driven patterns, and microservices communication. I’ve contributed to projects such as an EV fleet roaming gateway for charging authorization and settlement workflows, large-scale customer support ticketing systems, and secure healthcare record processing services. Known for problem-solving, an ownership mindset, and delivering reliable backend services that power production workloads with high API traffic.

Skills

Experience Level

Expert

Expert

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Expert

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Expert

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Expert

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Expert

Intermediate

Work Experience

Senior Software Engineer at EPAM Systems

April 1, 2024 - Present

Led backend service development for the Chargeback Desk system, designing REST endpoints with Node.js, TypeScript, and NestJS; modeled PostgreSQL schemas for transaction references, dispute evidence metadata, and audit histories; implemented secure authentication using JWT and RBAC; built Redis-backed asynchronous pipelines for artifact retrieval and rule validation; created internal REST services used by ~120 operations agents daily to retrieve case timelines and submit dispute evidence updates; optimized data access with Redis caches and collaborated on Docker-based deployments and CI/CD pipelines; maintained API documentation and contracts for stable frontend and external integrations.

Software Engineer at Zendesk

July 1, 2020 - February 29, 2024

Developed backend services supporting Zendesk's customer support portal, building REST APIs with Node.js, TypeScript, and Express.js; enabled unified ticket interaction across email, live chat, and messaging channels; designed relational schemas and query layers in PostgreSQL for ticket metadata, knowledge base references, and communication logs; implemented OAuth2 and JWT authentication; added Redis caching for session data and frequently accessed resources; processed around 85,000 ticket interactions per day across multiple regional environments; contributed to CI/CD pipelines using Docker and Jenkins and collaborated with frontend and product teams to define API contracts.

Software Developer at Sii Poland

May 1, 2018 - June 30, 2020

Performed backend development for a healthcare record management system, implementing REST APIs using Node.js, JavaScript, and Express.js; built modules for patient appointment records, medical history retrieval, and integration with hospital data services; implemented secure access controls with JWT authentication and input validation; designed MongoDB schemas for patient metadata and medical documents; developed background job handlers for appointment notifications and system audit logs; supported backend services handling approximately 9,000 patient record requests per day from hospital staff portals.