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I am a senior software engineer with 7+ years of experience in building scalable web applications and backend services. I am proficient in Ruby, JavaScript, TypeScript, and Elixir (with OTP), with a strong focus on clean, maintainable, and testable code. I am passionate about solving complex problems and delivering business-critical features in dynamic, distributed environments. I thrive in collaborative settings and enjoy delivering high-impact features while continuously improving performance and reliability through thoughtful design and best practices.…I am a senior software engineer with 7+ years of experience in building scalable web applications and backend services. I am proficient in Ruby, JavaScript, TypeScript, and Elixir (with OTP), with a strong focus on clean, maintainable, and testable code. I am passionate about solving complex problems and delivering business-critical features in dynamic, distributed environments. I thrive in collaborative settings and enjoy delivering high-impact features while continuously improving performance and reliability through thoughtful design and best practices.

Oare Arene

AI Engineer, Back-End Developer, Full Stack Developer, +4

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I am a senior software engineer with 7+ years of experience in building scalable web applications and backend services. I am proficient in Ruby, JavaScript, TypeScript, and Elixir (with OTP), with a strong focus on clean, maintainable, and testable code. I am passionate about solving complex problems and delivering business-critical features in dynamic, distributed environments. I thrive in collaborative settings and enjoy delivering high-impact features while continuously improving performance and reliability through thoughtful design and best practices.…I am a senior software engineer with 7+ years of experience in building scalable web applications and backend services. I am proficient in Ruby, JavaScript, TypeScript, and Elixir (with OTP), with a strong focus on clean, maintainable, and testable code. I am passionate about solving complex problems and delivering business-critical features in dynamic, distributed environments. I thrive in collaborative settings and enjoy delivering high-impact features while continuously improving performance and reliability through thoughtful design and best practices.

Available to hire

I am a senior software engineer with 7+ years of experience in building scalable web applications and backend services. I am proficient in Ruby, JavaScript, TypeScript, and Elixir (with OTP), with a strong focus on clean, maintainable, and testable code. I am passionate about solving complex problems and delivering business-critical features in dynamic, distributed environments.

I thrive in collaborative settings and enjoy delivering high-impact features while continuously improving performance and reliability through thoughtful design and best practices.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Selenium

Intermediate

Language

English

Fluent

Work Experience

Senior Full Stack Engineer (Remote) at Marley Spoon

May 20, 2021 - October 29, 2025

Led the restructuring of the promotions platform by extracting it from a large monolithic Rails app into independent services, enabling 10x scalability. Collaborated on backend services to build high-performance APIs, supporting high-traffic transactions and improving system reliability. Implemented new features to boost marketing flexibility and user engagement. Improved performance by refining database queries and enabling horizontal pod autoscaling for traffic spikes.

Senior Fullstack Engineer (Remote) at Marley Spoon

May 20, 2021 - October 29, 2025

Spearheaded the restructuring of the promotions platform by extracting it from a large monolithic Rails app into an independent service, delivering a 10x scalability improvement. Collaborated on backend services to build high-performance APIs, supporting high-traffic transaction flows and enhancing system reliability. Implemented new features that boosted marketing flexibility and increased customer engagement. Worked on performance optimization by refining database queries and integrating horizontal pod autoscaling for handling traffic spikes.

Senior Full Stack Engineer (Remote) at Marley Spoon

May 1, 2021 - October 29, 2025

Led the restructuring of the promotions platform by extracting it from a large monolithic Rails app into an independent service, resulting in a 10x scalability improvement. Collaborated on backend services to build high-performance APIs, supporting high-traffic transaction flows and enhancing system reliability. Implemented new features that boosted marketing flexibility and increased customer engagement. Worked on performance optimization by refactoring database queries and integrating horizontal pod autoscaling for handling traffic spikes.

Senior Software Engineer at Fincra

April 30, 2021 - April 30, 2021

Led the transition from a legacy monolithic system to scalable microservices, resulting in a 60% improvement in performance and maintainability. Established robust unit testing practices, improving test coverage to about 70% across projects. Designed and implemented RESTful APIs to support critical business functions.

Senior Software Engineer at Fincra

April 20, 2021 - April 20, 2021

Led the transition from a legacy monolithic system to scalable microservices; established robust unit and integration testing practices; designed RESTful APIs to support critical business functions and improve reliability.

Senior Software Engineer at Fincra

April 1, 2021 - April 1, 2021

Led the transition from a legacy monolithic system to scalable microservices, resulting in a 60% improvement in performance and maintainability. Established robust unit and integration testing practices, improving test coverage to 70% across projects. Designed and implemented RESTful APIs to support critical business functions.

Software Engineer at Andela

May 31, 2020 - May 31, 2020

Drove a 133% performance-based upsell increase through innovative feature development for partner projects. Mentored colleagues and contributed to backend and frontend improvements in internal products. Worked on improving internal tooling to accelerate delivery.

Software Engineer at Andela

May 20, 2020 - May 20, 2020

Drove 133% performance-based upsell increase through innovative feature development for partner projects; mentored colleagues and contributed to both backend and frontend improvements in internal products.

Software Engineer at Andela

May 1, 2020 - May 1, 2020

Drove a 133% performance-based uplift in revenue through innovative feature development for partner projects. Mentored colleagues and contributed to both backend and frontend improvements in internal products.

Backend Engineer (Remote) at Omise Co. Ltd

February 20, 2020 - February 20, 2020

Developed core API features contributing to revenue growth and market expansion. Enhanced security and resolved performance bottlenecks, and independently refactored a critical internal microservice to ensure data accuracy for annual reporting.

Backend Engineer (Remote) at Omise Co. Ltd

February 1, 2020 - February 1, 2020

Developed core API features that contributed to record-breaking revenue and market expansion. Enhanced security and resolved performance bottlenecks, reducing customer support complaints by 50%. Independently refactored a critical internal microservice to ensure data accuracy for annual reporting.

Software Developer (Freelance) at Fiverr (Remote)

August 31, 2017 - August 31, 2017

Delivered a variety of full-stack solutions, developing expertise in agile methodologies, automation, and remote collaboration.

Software Developer (Freelance) at Fiverr

August 1, 2017 - August 1, 2017

Delivered a variety of full-stack solutions, developing expertise in agile methodologies, autonomous and remote collaboration.