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I’m Jake, a versatile and driven full-stack engineer and entrepreneur with over a decade of experience delivering innovative solutions across industries. I excel at turning complex technical challenges into clear, scalable systems and helping teams grow. I thrive on cutting-edge technology, delivering exceptional results and shaping product strategy. I value strong collaboration, mentorship, and building environments where teams can learn, innovate, and thrive together.…I’m Jake, a versatile and driven full-stack engineer and entrepreneur with over a decade of experience delivering innovative solutions across industries. I excel at turning complex technical challenges into clear, scalable systems and helping teams grow. I thrive on cutting-edge technology, delivering exceptional results and shaping product strategy. I value strong collaboration, mentorship, and building environments where teams can learn, innovate, and thrive together.

Jake Rysiński Brown

PRO

Full Stack Developer, Back-End Developer, Front-End Developer, +3

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I’m Jake, a versatile and driven full-stack engineer and entrepreneur with over a decade of experience delivering innovative solutions across industries. I excel at turning complex technical challenges into clear, scalable systems and helping teams grow. I thrive on cutting-edge technology, delivering exceptional results and shaping product strategy. I value strong collaboration, mentorship, and building environments where teams can learn, innovate, and thrive together.…I’m Jake, a versatile and driven full-stack engineer and entrepreneur with over a decade of experience delivering innovative solutions across industries. I excel at turning complex technical challenges into clear, scalable systems and helping teams grow. I thrive on cutting-edge technology, delivering exceptional results and shaping product strategy. I value strong collaboration, mentorship, and building environments where teams can learn, innovate, and thrive together.

Available to hire

Durham, United Kingdom

I’m Jake, a versatile and driven full-stack engineer and entrepreneur with over a decade of experience delivering innovative solutions across industries. I excel at turning complex technical challenges into clear, scalable systems and helping teams grow.

I thrive on cutting-edge technology, delivering exceptional results and shaping product strategy. I value strong collaboration, mentorship, and building environments where teams can learn, innovate, and thrive together.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Work Experience

Staff Software Engineer at World Pay

February 1, 2024 - Present

Led the migration of on-premises services to AWS, focusing on data pipelines and cloud transformation for the billing and funding teams. Achieved ~30% improvements in deployment speed and reduced infrastructure maintenance costs. Utilised Java, Apache Spark, and Terraform to develop efficient cloud services. Implemented developer experience improvements including custom IntelliJ plugins to streamline workflows. Actively mentored team members, fostering skill development and professional growth. Played a key role in technical decision-making shaping the future of World Pay's products.

Senior Fullstack Software Engineer (Contract) at Neuroute

December 1, 2023 - August 1, 2024

Designed and engineered a large-scale platform for biotech research and clinical trials. Leveraged full-stack expertise (Java, Spring Boot, Python) and front-end technologies (React, TypeScript). Transitioned backend from monolithic REST API to microservice architecture, significantly improving performance. Developed and optimized data science processes and built data pipelines using Python. Mentored colleagues and guided database projects, fostering professional growth. Migrated databases from PostgreSQL to ClickHouse, reducing analytic query times from 3 minutes to 0.08 seconds. Ensured scalable and maintainable infrastructure using GCP and AWS to support platform growth and deliver reliable service.

Senior Fullstack Software Engineer (Permanent) at Sedna

May 1, 2023 - November 1, 2023

Built a robust platform for enterprise clients focused on AI-based testing. Leveraged full-stack expertise in back-end technologies (Java, Spring Boot, Python) and front-end (React, TypeScript). Transitioned backend from a monolithic REST API to microservice architecture, significantly improving performance. Developed and optimized data science processes and built data pipelines using Python. Mentored colleagues and provided guidance on database projects, fostering professional development and collaboration. Migrated databases from PostgreSQL to ClickHouse, reducing analytic query times from 3 minutes to 0.08 seconds. Ensured scalable and maintainable infrastructure using GCP and AWS to support platform growth and deliver reliable service.

Senior Full Stack Engineer (Permanent) at You Fibre Ltd

April 1, 2021 - March 1, 2022

Led a two-engineer team building automation software for fibre infrastructure, serving over 10,000 customers. Used a mix of Java, Kotlin, Python, React, TypeScript, Kubernetes, Docker, REST APIs, GitHub, GitHub Actions, Jenkins, SQL, Redis, AWS, and Terraform to deliver scalable cloud-based solutions. Implemented robust CI/CD practices and modernized legacy systems, improving reliability and speed.

Fullstack Software Engineer (Permanent) at Visualsoft Ltd

January 1, 2021 - June 1, 2021

Provided technical support and development for over 1,000 enterprise customers. Resolved 50+ bugs in a three-month window, improving platform stability. Worked across PHP, React, TypeScript, and AWS-based CI/CD; contributed to both front-end and back-end enhancements. Built internal tooling and dashboards to streamline operations and improve client outcomes.

Fullstack Software Engineer (Permanent) at Revolution Marketing Ltd

March 1, 2020 - December 1, 2020

Created bespoke websites and applications for a diverse client base, achieving ~85% performance improvements across multiple projects. Led onboarding of new team members, designed cloud-driven solutions using AWS and Kubernetes, and contributed to both front-end and back-end development. Implemented internal tooling using Kafka for real-time communications, accelerating development pipelines.

Freelance Full Stack Engineer at Self Employed

July 1, 2013 - Present

Partnered with a diverse range of organizations as a freelance full-stack engineer, delivering high-quality technical solutions across multiple industries. Led end-to-end development, designed scalable architectures, and deployed cloud-based infrastructure to support growth and reliability. Focused on delivering value through strong collaboration with clients and stakeholders.

Fullstack Software Engineer (Permanent) at Thrive Marketing Ltd

October 1, 2018 - March 1, 2020

Engineered bespoke monitoring solutions for business continuity, enhancing operational efficiency for clients. Optimized a mobile app for Underwriters Laboratories, reducing development costs by 20%. Contributed to front-end and back-end solutions using Java, TypeScript, React, PHP, and AWS. Implemented real-time data pipelines with Kafka to accelerate development workflows and improve client outcomes. Led hiring initiatives to onboard and mentor new team members.

Fullstack Software Engineer (Contract) at Bear Labs

August 1, 2022 - November 1, 2022

Led a team of five engineers to modernize outdated codebases into scalable architectures. Developed innovative NFT and Web3 solutions, integrating Ethereum and transitioning on-premises setups to AWS cloud. Applied deep expertise in Java, React, Python, and microservice architecture to deliver robust systems. Implemented agile methodologies and led recruitment efforts to grow the team.