Software Architect at Nordea (Retail Finance)

Analyzing and architecting Retail finance solutions; stakeholder management; collaborating on cross-cutting concerns; developing back-end services using Java Spring Boot and front-end work with React/NextJS.

Full Stack Engineer at Nordea (Retail Finance)

Designed and delivered finance-focused AI-powered solutions with Python, Java Spring Boot, and React. Implemented secure orchestration pipelines integrating external APIs and services across providers. Built scalable backend APIs and frontends to support financial reporting deliverables (Excel, PDF). Enhanced system compliance and security, ensuring readiness for EU regulatory standards.

Senior Backend Engineer at Motorway (Payments)

Developed event-driven payment systems on AWS using Python and Node.js, with integrations to Stripe, Modlr, and third-party APIs. Implemented consent validation workflows for cross-verification of payment events to ensure data accuracy and consistency. Built monitoring and observability pipelines, improving system resilience and incident response times. Optimized latency and cost trade-offs in high-volume financial transactions by leveraging serverless AWS services (EventBridge, SQS, Lambda, Step Functions, RDS).

Tech Lead at Compare Cars

Designed the overall system and developed back-end APIs for front-ends. Set up CI/CD pipelines using GitHub Actions to AWS ECS and EC2 containers. Developed a policy to protect and secure microservices using VA and PT. Using Java Spring Boot, TypeScript, Next.js, NodeJS, GraphQL, MongoDB, REST APIs.

Tech Lead at Telia, Sweden

Designed the overall system and developed back-end APIs for front-ends. Set up CI/CD pipelines using GitHub Actions to AWS ECS and EC2 containers. Devised policies to protect and secure microservices using VA and PT. Tech stack included Java Spring Boot, TypeScript, NextJS, NodeJS, GraphQL, MongoDB, REST APIs.

Tech Lead at Compare Cars (UK)

Led the architecture of a multi-cloud AI-enabled microservice system using Python (Flask/Django), TypeScript/GraphQL, and React. Designed retrieval-augmented generation (RAG) workflows with vector databases (MongoDB, embeddings-based search) to improve data-driven consulting outputs. Built CI/CD pipelines with GitHub Actions → AWS ECS/ECS2, enforcing infrastructure-as-code (Terraform). Delivered export-ready consulting deliverables (PDF, Excel, CSV). Drove secure API development, applied vulnerability assessments (Vulnerability Assessment) and Penetration Testing to ensure compliance for international clients.

Senior Software Engineer at Telia

Mainly responsible for back-end engineering in Spring Boot, Java, NextJS and Lambda development. Maintaining OAuth-based authentication systems; set up in AWS using IaC (Terraform). Designed incident management playbooks to troubleshoot problems in claims and auth related issues.

Software Engineer at Roche, F. Hoffmann

Back-end engineering in Spring Boot, Java, NextJS and Lambda; OAuth-based authentication; incident management; REST APIs; serverless approaches with AWS; Terraform usage for infrastructure provisioning.

Senior Software Engineer at Roche, F. Hoffmann-La Roche

Responsible for writing and modifying REST APIs written in Java Spring Boot for client apps. Also wrote fire-and-forget Lambda in serverless framework for AWS with other bash scripts to do server side chores. Used SOLID principles and streaming API to write code so it is scalable and testable. Designed architecture of S3 for storage, Lambdas for emailing, updating records, and notifying other systems internal and external. Worked with containerized/Dockerized apps.

Software Engineer at Roche, F. Hoffmann

Wrote and modified REST APIs in Java Spring Boot for client apps; designed and implemented serverless components for AWS and infrastructure automation with Terraform.

Senior Software Engineer at Roche / F. Hoffmann

Contributed to backend and frontend service development; implemented containerized, serverless, and API-driven solutions; developed front-end and back-end components with Python, Flask, and React; applied security best practices and CI/CD pipelines.

IT Contractor at PAF Gaming, Helsinki, Finland

IT contractor focused on end-to-end development for gaming-related software projects; involved in frontend-backend integration and data processing workflows.

IT Contractor / Senior Full-Stack Developer at PAF Gaming

Senior full-stack integration of 3rd party APIs for data driven marketing for back-end and front-end; tech stack included Java Spring Boot, TypeScript, BDD, ES6, GraphQL; CI/CD pipelines; AWS (EC2, IAM, SQS, SES, ECS, S3, Lambda).

IT Contractor at Grain Village Studio

Senior Full-Stack Web Engineer; implemented BD/D and TD/D flows; back-end NodeJS services; Angular UI; CI/CD pipelines on GitLab and AWS; Kubernetes deployment; Terraform for infra.

IT Contractor at Travelodge (Sleepy Hollow), Thame, UK

Python-focused full-stack development; integration of 3rd party APIs for data-driven marketing for front-end and back-end; phase of automation to streamline processes.

Senior Software Engineer at Tieto Oyj

Blockchain/Jupiter project focus; back-end NodeJS and Angular UI; CI/CD with GitLab; Kubernetes and AWS for deployment.

Senior Software Engineer at Tieto Oyj, Espoo, Finland

Integrations for energy consumption data (Onzo) with Lyse's existing API and user dashboard systems. Tech stack included Node.js, Express, Swagger, TypeScript, Azure and GitLab. Enabled subscription-based data usage visualization and CI/CD on Azure with Python, Boto3 SDK, Docker, and GitLab. Followed strict procedures and best practices like pair programming and PR reviews across teams. Worked on blockchain-related Jupiter project to automate bureaucratic processes; contributed to a universal front-end app (Nuxt, Vue.js, Vuex, Bootstrap) backed by CI/CD pipelines on GitLab and AWS with Kubernetes.

Lead Web Developer at Kielikone Oy

Lead development team implementing BDD and TDD and actively performing back-end focused full-stack development using NodeJS (REST) and front-end built in AngularJS.

Senior Software Engineer at Boxmedia Oy

Lead/Head Web Developer; led a development team implementing BDD and TDD; back-end with NodeJS and Python Flask, front-end with Angular; RESTful API; 80% test coverage; Scrum Master responsibilities; CI/CD via CircleCI; AWS EC2, IAM, S3; database design.

Lead Web Developer 3 at Kiilikiö Oy

Back-end lead for Python; rewrote monolithic apps into Python Flask framework with unit testing. Wrote unit, integration, and end-to-end tests for sanakirja.fi; led a team with CI/CD via Python scripts and CircleCI, Heroku SaaS, and DB migrations. Grain Village Studio (weekend, part-time) contributed to front-end and back-end work; Kubernetes for deployments; focus on ETL and analytics.

Senior Full Stack Web Engineer at Grain Village Studio

Weekend/part-time senior full-stack development in Helsinki; responsibilities included frontend and backend work with responsive design, and CI/CD support.

Senior Software Engineer at Boxmedia Oy

Developed VOD IPTV streaming apps for iOS, Android, and Windows Mobile; implemented microservices for storing user preferences and notifications via REST APIs; reverse proxy and server-side scripting.

Software Engineer at Reslink Solutions

Tasked with backend development; RESTful services using NodeJS; deployed on AWS EC2; utilized SQL and related tools; contributed to various microservice components and integration.