Senior Backend Developer

Southend Pharmacy

Senior Backend Developer responsible for backend APIs and microservices within Allia’s health platforms. Focused on building secure, scalable systems, enhancing user experience and efficient operations.

Posted 7/1/2026full-timeFunchal • 🇵🇹 PortugalSenior💰 €55,000 - €70,000 per yearWebsite

Tech Stack

Tools & technologies

Distributed SystemsDockerElasticSearchJavaJavaScriptJenkinsKafkaKotlinKubernetesMicroservicesMongoDBNode.jsNoSQLPostgresPythonSpringSpring BootSpringBootSQL

About the role

Key responsibilities & impact

Design, build, and maintain backend APIs and microservices supporting Allia’s platform ecosystem.
Implement event-driven architectures enabling real-time processing and service decoupling.
Integrate and optimize secure payment systems, preferably Stripe, for digital commerce workflows.
Collaborate with Principal Engineering, frontend teams, and DevOps to align on architecture and system design.
Develop CI/CD pipelines and automated testing frameworks to ensure code quality and deployment reliability.
Monitor performance, troubleshoot system bottlenecks, and improve backend resiliency.
Participate in code reviews, architectural discussions, and provide mentorship to junior engineers.
Maintain thorough technical documentation and uphold best practices in security, scalability, and code quality.

Requirements

What you’ll need

MSc in Software Engineering, Computer Science, or equivalent professional experience.
Minimum 5 years of backend development experience within complex, distributed systems.
Must be able to go into office minimum of 3 days per week.
Must be a resident and citizen of Portugal.
Strong proficiency in Node.js, Java, Kotlin, or Python with production experience in frameworks such as Spring Boot or FastAPI.
Proven expertise in RESTful API and microservices architecture.
Experience designing event-driven systems (Kafka, Pub/Sub, or equivalent).
Hands-on experience with payment integrations (Stripe preferred).
Advanced experience with SQL and NoSQL databases (PostgreSQL, MongoDB, Elasticsearch).
Experience with Docker and Kubernetes for containerization and orchestration.
Strong CI/CD experience (GitHub Actions, Jenkins, or equivalent).

Benefits

Comp & perks

Comprehensive medical and dental coverage.
Paid time off and flexible work environment.
Professional development and advancement opportunities within Allia Health Group.

ATS Keywords

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Hard Skills & Tools

Backend DevelopmentNode.jsJavaKotlinPythonRESTful APIMicroservices ArchitectureSQL DatabasesNoSQL DatabasesEvent-Driven Systems

Soft Skills

CollaborationMentorshipTroubleshooting

Certifications

MSc in Software EngineeringMSc in Computer Science