Reo F.

Senior Software Engineer

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Waterford, Ireland

Experience

Feb 2024 - Present
1 year 11 months

Senior Software Engineer

Spending Power

  • Designed and implemented scalable backend services using Kotlin and Ktor, ensuring high availability and fault tolerance for mission-critical applications.
  • Developed and maintained event-driven architectures with Kafka, enabling real-time data processing and improving system responsiveness.
  • Collaborated with stakeholders to translate business requirements into technical solutions, ensuring alignment with product goals and user needs.
  • Optimized PostgreSQL databases for better query performance, leveraging indexing and caching strategies to reduce latency.
  • Implemented CI/CD pipelines using Docker and Jenkins to streamline deployment processes and improve delivery efficiency.
  • Utilized AI-powered coding tools to enhance development workflows, reducing errors and improving code quality.
  • Ensured adherence to clean architecture principles, enabling maintainability and scalability of backend systems.
  • Worked closely with DevOps teams to ensure seamless integration of backend services with cloud infrastructure.
  • Conducted performance tuning and bottleneck analysis to optimize system performance and resource utilization.
  • Contributed to the design and implementation of RESTful APIs, adhering to best practices for security and documentation.
Jan 2021 - Jan 2024
3 years 1 month

Senior Software Engineer

Walmart Global Tech

  • Modernized legacy backend systems by migrating to a microservices architecture, improving scalability and maintainability.
  • Developed and operated event-driven systems using Kafka, enabling efficient communication between microservices.
  • Designed and implemented data pipelines to process large-scale datasets, leveraging PostgreSQL for data storage and querying.
  • Integrated AI-driven analytics tools to provide real-time insights and improve decision-making capabilities.
  • Collaborated with product teams to design backend solutions that aligned with business objectives and user needs.
  • Ensured compliance with industry standards for data security and privacy, protecting sensitive user information.
  • Optimized backend services for high throughput and low latency, ensuring superior user experience.
  • Implemented automated testing and monitoring frameworks to ensure system reliability and uptime.
  • Participated in code reviews and pair programming sessions to maintain high code quality and best practices.
  • Contributed to the development of technical roadmaps and architectural decisions, driving long-term system improvements.
Jan 2014 - Dec 2020
7 years

Software Engineer

parelT

  • Architected and developed cloud-native backend applications on Google Cloud Platform, leveraging Kubernetes for orchestration.
  • Designed and implemented real-time data processing systems using Kafka and Apache Flink, enabling immediate data insights.
  • Developed and maintained PostgreSQL databases with complex schemas, ensuring data integrity and query efficiency.
  • Collaborated with frontend teams to design and implement RESTful APIs that powered user-facing applications.
  • Utilized AI tools to automate repetitive tasks and improve the efficiency of software development workflows.
  • Ensured high availability and disaster recovery capabilities for critical backend systems.
  • Worked closely with DevOps teams to implement Infrastructure as Code (IaC) using Terraform and CloudFormation.
  • Conducted performance benchmarking and optimization to ensure system scalability and reliability.
  • Participated in Agile ceremonies, including daily stand-ups, sprint planning, and retrospectives, to ensure team alignment and productivity.
  • Mentored junior developers and provided technical guidance to improve team capabilities and knowledge sharing.

Summary

Results-driven Senior Software Engineer with 10+ years of experience in designing and implementing robust backend systems, focusing on modern JVM technologies, event-driven architectures, and cloud-based solutions. Proficient in Kotlin, Ktor, Kafka, PostgreSQL, and Google Cloud Platform, with a strong emphasis on clean code, high-performance systems, and collaboration with cross-functional teams. Adept at integrating AI tools and services to enhance software development and product capabilities. Committed to delivering scalable, reliable, and efficient backend solutions that drive business growth and operational excellence.

Languages

Irish
Advanced
English
Intermediate

Education

Oct 2008 - Jun 2013

Trinity College Dublin

Bachelor's Degree · Computer Science · Dublin, Ireland

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