Jonas Hammerseth

Jonas
Hammerseth

Software Developer — Bergen, Norway

Backend

Python · FastAPI
Java · Spring Boot
Go · Node.js · REST APIs
PostgreSQL · DuckDB

Frontend

React · Svelte · TypeScript
Next.js · Tailwind CSS
HTML / CSS

Data & ETL

dbt · dlthub · SQL
PostgreSQL · MongoDB

Tools & Infra

Docker · Git · Terraform
AWS (ECS, Lambda, RDS, S3, EFS, CloudWatch)
Azure (Container Instances) · Datadog

Software Developer

Knowit Experience Bergen

Consulting engagement at DNV, working on the Veracity data platform. Building data-driven solutions across backend, ETL, and cloud infrastructure.

Current

2026 —

Software Developer

AquaCloud

Technical ownership of APIs, ETL pipelines, and analytical systems for salmon biomass and mortality tracking. Built data platform infrastructure with FastAPI, dbt, DuckDB, and AWS. Collaborated with research institutes including Fiskeridirektoratet and FHF.

2025 — 2026

Board Member & Finance Lead

echo Webkom, UiB

Development and operations of websites for the computer science student organization at UiB. Managed finances and contributed to technical decisions.

2022 — 2024

Master in Software Development

University of Bergen / Western Norway University of Applied Sciences

Specialized in algorithms, advanced software technologies, programming languages, model-driven software development, and software security.

2022 — 2024

Bachelor in Cognitive Science

University of Bergen

Specialization in computer science. Focus on machine learning, functional programming, algorithms and data structures.

2018 — 2022

Budget Tracker

Personal Project · GitHub

Developing a budget tracking tool for personal finance management with expense categorization, periodic payment planning, and graphical consumption visualization. Features an interactive calendar for financial planning and support for shared expenses. Built with Go backend, Svelte frontend, and dockerized PostgreSQL.

Ongoing

2024 —

Design and Evaluation of a Data Space Service for the Smart Ocean Platform

Master Thesis · SFI Smart Ocean · GitHub

Developed REST API, data forwarding, and database solution for storing and providing access to sensor data. Built with Python, FastAPI, MQTT, and MongoDB.

2024

Shroomy - AI Mushroom Identifier

Academic Project · HVL · GitHub

Developed backend REST API for AI-powered mushroom identification from images. Implemented image classification endpoint using FastAI/PyTorch model with top-5 predictions and confidence scores. Built multi-image prediction feature that averages probabilities across multiple images for improved accuracy. Backend built with Django REST Framework, MongoDB, and OpenCV.

2023