I am a results-driven software engineer with over 9 years of experience delivering high-performance web applications using Drupal, PHP, HTML, CSS, and JavaScript. I have a proven track record delivering full-cycle development for content-heavy, high-traffic platforms across industries—from e-commerce to healthcare and finance. I am skilled in debugging, optimizing, and finalizing large-scale projects under tight deadlines, ensuring stability, scalability, and maintainability. I consistently transform unstable builds into production-ready systems while maintaining top-tier code quality and documentation.

Mikko Rautalahti

I am a results-driven software engineer with over 9 years of experience delivering high-performance web applications using Drupal, PHP, HTML, CSS, and JavaScript. I have a proven track record delivering full-cycle development for content-heavy, high-traffic platforms across industries—from e-commerce to healthcare and finance. I am skilled in debugging, optimizing, and finalizing large-scale projects under tight deadlines, ensuring stability, scalability, and maintainability. I consistently transform unstable builds into production-ready systems while maintaining top-tier code quality and documentation.

Available to hire

I am a results-driven software engineer with over 9 years of experience delivering high-performance web applications using Drupal, PHP, HTML, CSS, and JavaScript.

I have a proven track record delivering full-cycle development for content-heavy, high-traffic platforms across industries—from e-commerce to healthcare and finance. I am skilled in debugging, optimizing, and finalizing large-scale projects under tight deadlines, ensuring stability, scalability, and maintainability. I consistently transform unstable builds into production-ready systems while maintaining top-tier code quality and documentation.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
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Language

English
Fluent

Work Experience

Senior Software Engineer at Inviqa
August 2, 2025 - October 6, 2025
Finalized and stabilized TraIQ, an AI-powered financial workflow platform, by addressing deployment bottlenecks and enhancing performance using PHP, Drupal, and JavaScript, resulting in 30% faster load times. Resolved complex data synchronization issues across modules by optimizing Drupal hooks and custom PHP scripts, improving consistency across trading dashboards. Implemented end-to-end debugging workflows using Xdebug and Drupal Devel modules to eliminate recurring runtime errors affecting real-time analytics rendering. Refined theme layer and front-end templates using HTML5, CSS3, and Twig, ensuring responsive layouts. Reduced memory usage by 25% through performance profiling and optimization of Drupal caching and database queries. Implemented automated testing with PHPUnit and Behat; produced detailed documentation; ensured production-readiness with final performance audits.
Senior Software Engineer at Inviqa
June 2, 2025 - September 23, 2025
Developed full-stack solutions for an AI-powered platform, enhancing workflow automation, market intelligence, and software development support for fintech teams. Implemented React and Vue frontend modules with Next.js SSR to deliver real-time dashboards; built Python/Node.js backends with robust API integrations; introduced AI-assisted coding workflows and improved monitoring with Docker and CI/CD; boosted uptime and reduced latency.
Senior Software Engineer at Solita
June 1, 2025 - September 15, 2025
Enhanced an AI-powered trading platform by integrating OpenAI API and automating market analysis workflows, reducing manual reconciliation tasks by 40%. Implemented robust role-based access control and Supabase authentication; restored 100% reliable admin dashboard access across multiple environments. Developed server-side API routes for traded data aggregation and reporting, improving query performance by 35%. Enabled coding-assistant platform with Next.js and React, supporting engineers in feature development and bug resolution; integrated with GitHub and CI/CD pipelines. Created automated anomaly detection and reporting workflows, increasing operational efficiency by 25%. Provided real-time technical support using Jira and ServiceNow integrations, reducing MTTR by 30%. Implemented session management and secure JWT-based authentication. Contributed to production deployments on Vercel with environment variables and rollback instructions.
Senior Software Engineer at Inviqa
June 1, 2025 - September 12, 2025
Developed and enhanced AI-driven trading and market insights workflows, automating 70% of repetitive trading operations, enabling faster decision-making and risk analysis. Integrated multiple market data feeds and dashboards providing real-time portfolio insights and trade anomaly detection. Implemented AI-assisted features including code review automation and pull request validation with GitHub Actions and CI/CD pipelines. Built customizable AI workflows for compliance checks, reporting, and trade monitoring, increasing operational efficiency.
Senior Software Engineer at Solita
September 1, 2023 - October 6, 2025
Delivered Retail Insights, a large-scale e-commerce system, by finalizing complex integration modules in Drupal and PHP to support millions of transactions. Optimized custom modules using Drupal APIs and Views to handle product data with 40% faster query performance under high load. Implemented scalable caching with Redis and Drupal performance tuning, reducing API latency by 22%. Enhanced cross-browser compatibility using JavaScript, jQuery, and CSS3, ensuring seamless front-end experience across all devices. Deployed continuous integration with GitLab CI/CD pipelines, automating build and deployment for frequent Drupal updates. Fixed critical post-deployment bugs via real-time log tracing and Drupal watchdog analysis, ensuring uptime SLA above 99.9%.
Senior Software Engineer at Solita
September 1, 2023 - September 23, 2025
Delivered full-stack development for a Retail Insights platform, providing actionable insights to managers and supply chain teams by aggregating data from POS systems, e-commerce dashboards, and loyalty programs. Built React and Vue interfaces, Next.js components, and backend services with Python/Node.js and SQL, enabling near real-time analytics and robust APIs; implemented CI/CD with Docker and monitoring.
Senior Software Engineer at Vercel
September 1, 2023 - September 15, 2025
DevOps & Deployment: CI/CD pipelines, environment variables, deployment checklists. Testing & QA: unit testing, integration testing, error handling, rate-limit awareness. Authentication & Security: JWT, OAuth 2, RBAC, Supabase Auth, session management, policies, RLS. AI & Machine Learning: OpenAI API, Assistant API, AI workflows, prompt handling, conversation/session management. Payments & E-commerce: Stripe Checkout, Stripe Payments intents, PayPal; Webhooks and transaction management; Cart implementation.
Senior Software Engineer at Solita Retail Insights
September 1, 2023 - September 12, 2025
Developed data aggregation pipelines combining POS, e-commerce, and inventory systems to provide actionable retail insights. Implemented responsive web dashboards using React and JavaScript, improving usability and engagement metrics by 35%. Built and maintained APIs and database integrations to consolidate multi-source data for analytics. Automated reporting and KPI monitoring with Python, reducing manual processing by 50%. Ensured GDPR-compliant robust backend performance and scalable Node.js services. Introduced iterative improvements to dashboard visualizations and analytics for real-time insight delivery.
Software Engineer at Nordhealth
July 1, 2020 - October 6, 2025
Enhanced MediSight health care platform by improving Drupal form handling and PHP-based APIs for secure patient data exchange. Diagnosed and resolved data consistency bugs in MySQL and Drupal entities, ensuring accurate patient record updates under concurrent access. Refined UI components with HTML, CSS, and JavaScript for intuitive data visualization, improving clinician satisfaction scores by 18%. Implemented caching and query optimization using Drupal Views to improve dashboard rendering times by 35%. Created deployment tasks across development environments, ensuring stable Drupal site releases during rapid iteration cycles.
Junior Software Engineer at Nordhealth
May 1, 2020 - September 23, 2025
Developed Medisight, a healthcare analytics platform delivering insights for patient engagement, treatment adherence, and health outcomes. Integrated data from electronic health records, wearables, and patient portals via RESTful APIs, ensuring GDPR-compliant processing and accurate reporting.
Senior Software Engineer at Nord Health
May 1, 2020 - September 15, 2025
Developed health care analytics platform consolidating EHR, portal, and wearable device data using Python and React, enabling actionable patient insights. Ensured GDPR-compliant data handling with secure authentication and authorization mechanisms. Optimized appointment attendance and treatment adherence tracking via server-side API endpoints, improving reporting efficiency by 30%. Built real-time dashboards for health metrics and patient outcomes.
Software Engineer at Nord Health Medisight
May 1, 2020 - September 12, 2025
Developed data integration solutions for patient engagement tracking and treatment adherence monitoring. Built backend services using Node.js and Python for patient engagement tracking and adherence monitoring. Ensured GDPR-compliant handling of sensitive health data across multiple sources. Implemented automated reporting tools and dashboards with React, improving operational efficiency by 40%.
Junior Software Engineer at RELEX Solutions
January 1, 2017 - October 6, 2025
Developed and maintained Flowlytics SaaS modules using PHP, Drupal, and JavaScript, focusing on improving reporting and data aggregation features. Fixed front-end rendering issues using HTML, CSS, and AJAX calls to ensure dynamic updates in real-time dashboards. Optimized database queries and backend logic to reduce API response times by 20% in key performance modules. Supported deployment and configuration tasks across development environments, ensuring stable Drupal site releases during rapid iteration cycles.
Junior Software Engineer at Relex Solutions
January 1, 2017 - September 23, 2025
Assisted in building backend services using Python and SQL, supporting workflow automation and real-time monitoring features for clients.
Junior Software Engineer at Relx Solutions
January 1, 2017 - September 15, 2025
Delivered a SaaS retail insights platform consolidating multi-source sales and inventory data using React and Node.js, providing actionable KPIs to store managers. Implemented real-time dashboards with API integrations; improved decision-making speed by 30%. Designed and enforced role-based access policies for internal users, ensuring governance and compliance. Enhanced server-side data aggregation pipelines with PostgreSQL and REST APIs, reducing latency by 25%. Integrated AI-powered reporting tools for inventory and customer behavior insights, optimizing resource allocation by 20%. Automated testing and monitoring to maintain high reliability.
Junior Software Engineer at Flowlytics
January 1, 2017 - September 12, 2025
Supported development of SaaS-based operations and workflow monitoring platform using JavaScript, HTML, CSS, and Node.js. Assisted in building responsive web interfaces and basic backend functionality, ensuring a smooth user experience. Collaborated on bug fixes, testing, and incremental feature delivery for early-stage platform releases. Gained foundational experience in full-stack development, including database management, API integration, and debugging.

Education

Bachelor in Computer Science at Nanyang Technological University
August 1, 2011 - June 1, 2015
Bachelor of Computer Science at Nanyang Technological University
August 1, 2011 - June 1, 2015
Bachelor in Computer Science at Nanyang Technological University
August 1, 2011 - June 1, 2015

Qualifications

Full Stack Web Development
January 1, 2022 - September 12, 2025
React & Redux Developer
January 1, 2021 - September 12, 2025
Python for Data Analysis
January 1, 2023 - September 12, 2025
Node.js & Express
January 1, 2022 - September 12, 2025
Mobile App Development with Flutter
January 1, 2024 - September 12, 2025
OpenAI API Integration Certification
January 1, 2022 - September 15, 2025
Next.js & React Professional Developer
January 1, 2023 - September 15, 2025
Supabase Auth & Security Expert
January 1, 2021 - September 15, 2025
Stripe Payments Integration Specialist
January 1, 2022 - September 15, 2025
Full-Stack Web Development Certification
January 1, 2023 - September 15, 2025
Full-Stack Web Development
January 1, 2021 - December 31, 2021
React and Redux Masterclass
January 1, 2022 - December 31, 2022
Node.js & Express
January 1, 2022 - December 31, 2022
Advanced Vue.js
January 1, 2023 - December 31, 2023
Cloud Development with AWS
January 1, 2024 - December 31, 2024
Drupal Certified Developer
January 1, 2023 - October 6, 2025
Zend PHP Advanced Programming Certification
January 1, 2022 - October 6, 2025
JavaScript Specialist: W3C
January 1, 2021 - October 6, 2025
Web Performance Optimization
January 1, 2024 - October 6, 2025
Advanced CSS and Responsive Design
January 1, 2023 - October 6, 2025

Industry Experience

Software & Internet, Healthcare, Professional Services, Retail, Financial Services, Media & Entertainment