I am a Senior Software Engineer with over 10 years of experience designing and developing scalable full-stack web applications. I have strong expertise in the JavaScript and TypeScript ecosystem, focusing on technologies like React, Next.js, Node.js, and GraphQL. I am passionate about creating efficient, maintainable, and user-friendly software systems. Throughout my career, I have demonstrated the ability to architect distributed microservices, implement CI/CD pipelines, and improve system reliability and performance. I thrive in agile environments and enjoy collaborating closely with UX and SEO teams to deliver optimized solutions that meet client needs.

Tuomas Laine

I am a Senior Software Engineer with over 10 years of experience designing and developing scalable full-stack web applications. I have strong expertise in the JavaScript and TypeScript ecosystem, focusing on technologies like React, Next.js, Node.js, and GraphQL. I am passionate about creating efficient, maintainable, and user-friendly software systems. Throughout my career, I have demonstrated the ability to architect distributed microservices, implement CI/CD pipelines, and improve system reliability and performance. I thrive in agile environments and enjoy collaborating closely with UX and SEO teams to deliver optimized solutions that meet client needs.

Available to hire

I am a Senior Software Engineer with over 10 years of experience designing and developing scalable full-stack web applications. I have strong expertise in the JavaScript and TypeScript ecosystem, focusing on technologies like React, Next.js, Node.js, and GraphQL. I am passionate about creating efficient, maintainable, and user-friendly software systems.

Throughout my career, I have demonstrated the ability to architect distributed microservices, implement CI/CD pipelines, and improve system reliability and performance. I thrive in agile environments and enjoy collaborating closely with UX and SEO teams to deliver optimized solutions that meet client needs.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
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Work Experience

Senior Software Engineer at Lumitech
July 1, 2025 - August 19, 2025
Designed and developed an AI-powered customer support dashboard for a European logistics client using React, Redux Toolkit, and Node.js (Express). Integrated a large language model API to automatically classify and prioritize tickets. Led the frontend architecture of a B2B SaaS platform focused on predictive maintenance in the manufacturing industry, implementing modular UI components with TypeScript and Tailwind CSS, and data visualization using Recharts and Chart.js. Built and optimized RESTful APIs and microservices with Node.js/NestJS, PostgreSQL, and Redis for data storage and caching. Delivered a real-time stock monitoring feature using WebSockets, improving operations for a retail chain. Spearheaded a project for a UAE-based fintech startup to develop a real-time credit scoring platform integrating third-party financial APIs and creating a scoring engine with Node.js, which enhanced loan approval accuracy.
Software Engineer at ExpandX
December 1, 2022 - August 19, 2025
Participated in developing a multilingual e-commerce platform for a luxury fashion retailer in Western Europe using React (Next.js) and Node.js (Express), resulting in a 60% increase in online sales within 6 months post-launch. Created a custom CMS and campaign automation dashboard for a digital marketing agency client, enabling non-technical users to manage blog content, SEO, and social campaigns. Built dynamic landing pages and integrated analytics tools (Google Analytics, Facebook Pixel) for high-traffic lead-generation campaigns in real estate and health sectors, improving lead conversion. Collaborated with UX/design and SEO teams to develop performance-optimized, mobile-first websites that significantly reduced bounce rates for client campaigns.
Full Stack Engineer at Digipal
April 1, 2021 - August 19, 2025
Architected and delivered a scalable SaaS project management tool for a UK-based marketing agency using the MERN stack, improving task visibility and delivery accuracy for their distributed team within the first quarter. Led the rebuild of a high-traffic e-learning platform for a European ed-tech startup, implementing server-side rendering with Next.js, authentication with JWT and OAuth, and backend microservices, leading to increased user engagement and reduced time-to-interaction. Integrated Stripe and PayPal payment systems into a subscription-based health & wellness platform to ensure PCI compliance and reduce payment processing failures. Developed a custom analytics dashboard for a SaaS client allowing stakeholders to track real-time KPIs and cohort behavior without relying on third-party tools.
Full Stack Developer at Pynest
September 1, 2019 - August 19, 2025
Developed internal and client-facing web applications using Django on the backend and React on the frontend. Helped develop a custom CRM system for a logistics startup that allowed their team to manage leads, orders, and communications more efficiently, gaining first experience building and connecting RESTful APIs. Worked alongside Python and Go engineers to integrate backend services with frontend, creating API routes, basic authentication, and pagination logic for dashboards. Contributed to automating Excel report generation and built a small analytics module using Chart.js and MongoDB, enabling clients to visualize monthly sales without third-party tools. Gained hands-on experience with Git, basic CI tools, reviewing pull requests, and deploying apps with guidance from senior engineers.
Senior Software Engineer at Lumitech
July 1, 2025 - August 19, 2025
Designed and developed an AI-powered customer support dashboard for a European logistics client using React, Redux Toolkit, and Node.js (Express). Integrated with a large language model API to automatically classify and prioritize tickets. Led the frontend architecture of a B2B SaaS platform for predictive maintenance in manufacturing, implementing modular UI components with TypeScript and Tailwind CSS, plus data visualization using Recharts and Chart.js. Built and optimized RESTful APIs and microservices with Node.js/NestJS, PostgreSQL, and Redis, delivering a real-time stock monitoring feature using Web Sockets for a retail chain. Spearheaded a real-time credit scoring platform project for a UAE-based fintech startup, integrating third-party financial APIs and creating a scoring engine with Node.js to improve loan approval accuracy.
Software Engineer at ExpandX
December 1, 2022 - August 19, 2025
Participated in developing a multilingual e-commerce platform for a luxury fashion retailer using React (Next.js) and Node.js (Express), resulting in a 60% increase in online sales within 6 months after launch. Created a custom CMS and campaign automation dashboard for a digital marketing agency client enabling non-technical users to manage blog content, SEO, and social campaigns. Built dynamic landing pages and integrated analytics tools like Google Analytics and Facebook Pixel for high-traffic lead generation campaigns across real estate and health sectors, improving lead conversion. Collaborated with UX/design and SEO teams to develop performance-optimized, mobile-first websites, significantly reducing bounce rates.
Full Stack Engineer at Digipal
April 1, 2021 - August 19, 2025
Architected and delivered a scalable SaaS project management tool for a UK-based marketing agency using the MERN stack, improving distributed team task visibility and delivery accuracy within the first quarter. Led the rebuild of a high-traffic e-learning platform for a European edtech startup, implementing server-side rendering with Next.js, authentication with JWT and OAuth, and backend microservices, boosting user engagement and reducing time-to-interaction. Integrated Stripe and PayPal payment systems into a subscription-based health and wellness platform ensuring PCI compliance and reducing payment processing failures. Developed a custom analytics dashboard for a SaaS client allowing stakeholders to track real-time KPIs and cohort behavior without third-party tools.
Full Stack Developer at Pynest
September 1, 2019 - August 19, 2025
Built internal and client-facing web apps using Django backend and React (v15/16) frontend with Bootstrap and jQuery. Helped develop a custom CRM system for a logistics startup to manage leads, orders, and communication efficiently, gaining first experience building and connecting RESTful APIs. Worked alongside Python and Go engineers to integrate backend services with frontend, often creating API routes, basic authentication, and pagination logic for dashboards. Contributed to automating Excel report generation and built a small analytics module using Chart.js and MongoDB, helping visualize monthly sales without third-party tools. Gained hands-on experience with Git, basic CI tools, code reviewing, and deploying apps under senior engineer guidance in agile meetings.

Education

Bachelor's Degree in Computer Science at Tallinn University
September 1, 2009 - June 1, 2013
Bachelor's Degree in Computer Science at Tallinn University
September 1, 2009 - June 1, 2013

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Financial Services, Manufacturing, Retail, Transportation & Logistics, Healthcare, Professional Services, Media & Entertainment, Real Estate & Construction, Education