--- name: Oskar Unt title: Product Engineer location: Tallinn, Estonia / Remote canonical_url: https://oskarunt.com/cv.md last_updated: 2026-07-13 website: https://oskarunt.com linkedin: https://www.linkedin.com/in/oskar-unt github: https://github.com/oskarunt --- # Oskar Unt > Product Engineer based in Tallinn, Estonia / Remote. Last updated: 2026-07-13 ## Contact - Email: unt.oskar@gmail.com - Website: https://oskarunt.com - LinkedIn: https://www.linkedin.com/in/oskar-unt - GitHub: https://github.com/oskarunt ## Professional summary Product engineer and consultant with experience turning ambiguous business needs into shipped SaaS products, internal platforms, automation systems, data pipelines, compliance-heavy business logic, and integrations. Strongest across the TypeScript/JavaScript ecosystem, with hands-on ownership from product discovery and architecture through frontend, backend, databases, infrastructure, CI/CD, AI integrations, and external APIs. Combines senior engineering execution with product judgment, stakeholder communication, and end-to-end delivery ownership. ## Professional experience ### UNIT ONE - Period: Aug 2024 - Present - Location: Tallinn, Estonia - Role: Product Engineer / Founder, self-employed - Delivered product engineering and consulting work across e-commerce, product feed ingestion, payroll accounting, SaaS-style web applications, and custom CRM systems. - Turned business requirements into practical architecture, implementation plans, and production software across frontend, backend, databases, integrations, deployment, automation, and AI-enabled workflows. - Operated as a hybrid consultant, senior engineer, and product engineer: clarifying requirements, making product and technical tradeoffs, choosing tools, and owning delivery end to end. **Technologies and skills:** TypeScript, JavaScript, React, Next.js, Hono, PostgreSQL, Redis, AWS, Cloudflare, Astro, Vite, Graphile Worker, Inngest, Playwright, OpenRouter, Pulumi ### Fyma - Period: Feb 2021 - Aug 2024 - Location: Tallinn / Tartu, Estonia - Role: Full-Stack Developer - Worked across the full product lifecycle at a computer vision startup, contributing beyond implementation into product direction, product vision, and technical tradeoffs. - Collaborated closely with designers on UI/UX, translated Figma designs into production interfaces, and helped shape user workflows for the product. - Built frontend and backend product features, initially across Java/Spring Boot services and later through a migration toward a Node.js-based API. **Technologies and skills:** React, TypeScript/JavaScript, Node.js, Java, Spring Boot, APIs, computer vision product workflows ### Mindly - Period: Jun 2019 - Feb 2021 - Location: Tallinn, Estonia #### Software Architect / Team Lead - Period: Jan 2020 - Feb 2021 - Promoted into a technical leadership role on a finance operations platform, owning architecture, delivery planning, and client-facing technical communication. - Scoped and refined work with the client, translated business needs into implementation tasks, and guided delivery for a team of up to 4 developers. - Helped evolve a legacy monolithic application running on a black-box VPS into a more service-oriented stack on Google Cloud, Docker, and Kubernetes. #### Software Developer - Period: Jun 2019 - Jan 2020 - Joined as a full-stack software developer on the same finance operations platform, contributing across frontend, backend, database, and infrastructure-facing work. - Built production features and maintenance improvements using Vue.js, Ruby on Rails, PostgreSQL, and Redis. - Took increasing ownership of product decisions, technical design, and delivery quality, leading to promotion into Software Architect / Team Lead responsibilities. **Technologies and skills:** Vue.js, Ruby on Rails, PostgreSQL, Redis, Google Cloud, Docker, Kubernetes, CI/CD, Git workflow design, Java, Spring Boot, full-stack feature development, production maintenance ## Selected projects ### Wedding Studio - Wedding Media and Print-on-Demand SaaS - Period: 2024 - 2026 - Built the full technical platform for a wedding media SaaS that lets couples collect guest photos and videos in one shared album, replacing scattered WhatsApp/private-message collection. - Owned frontend, backend, architecture, infrastructure, CI/CD, media storage/delivery, authentication, payments, background jobs, print-on-demand workflows, QR-code table-card ordering, photobook editing/rendering, and ongoing maintenance. - Launched in December 2024; platform has hosted 15k+ weddings, stored 8TB+ of media, and processed 1M+ individual images and videos. **Technologies and skills:** React, Node.js, TypeScript, Hono, PostgreSQL, Clerk, BullMQ, Stripe, AWS ECS, S3, CloudFront, Pulumi, AWS media-processing services ### Product Feed Ingestion and Enrichment Platform - Period: 2025 - 2026 - Built a product data pipeline for ingesting raw supplier feeds and enriching product records with images, descriptions, features, categories, and supplier data. - Used AI-assisted transformation and translation to normalize raw product data into storefront-ready formats and sync it downstream. - Built AI agents and internal tooling to analyze feeds, infer column meanings, map data, run experiments, and propose reconciliation strategies. **Technologies and skills:** TypeScript, Hono, React, Next.js, PostgreSQL, Redis, Inngest, Playwright, OpenRouter, integration tooling ### Multi-Country Daily Payroll Engine - Period: 2025 - 2026 - Built a multi-country daily payroll engine for an on-demand workforce company, initially covering Estonia and Lithuania, with Latvia added later. - Implemented daily gross-to-net payroll so workers could receive earnings the next day instead of waiting for monthly payroll cycles. - Supported compensation rules, scheduled tax/rate changes, bank payout batches, social tax, pensions, exemptions, rounding, month-boundary recalculation, and compliance-critical bailiff deductions. **Technologies and skills:** TypeScript, Hono, React, Vite, PostgreSQL, Graphile Worker, Pulumi, bank integration work ### Competition Judging System for the World Cocktail Championships - Period: 2018 - 2019 - Built an event-critical judging and scoring system for the International Bartenders Association's annual World Cocktail Championships, replacing paper and spreadsheets. - Implemented judge login, iPad scoring, category-specific deductions, winner calculation, organizer monitoring, and auditable result-review workflows. - Reduced results turnaround from 2-3 hours to immediate calculation and ran the Chengdu event on a fully local server/private-network deployment because conventional cloud services were unavailable. **Technologies and skills:** Vue.js, Ruby on Rails, PostgreSQL, local on-site deployment ### Firebird Movie Website - Period: 2021 - Built and launched the official release/marketing website for the film Firebird, owning frontend, CMS setup, regional content logic, infrastructure, deployment, and ongoing technical delivery. - Implemented a headless CMS architecture with localized content and IP-based regional filtering for screenings, watch links, copy, banners, and streaming/embed availability. - Integrated geolocation, analytics, newsletter capture, streaming platform links, and embedded media players. **Technologies and skills:** React, Gatsby, Strapi, Firebase Hosting, geolocation, Google Analytics ### HubSpot CRM Cohort Analytics Platform - Period: Jan 2023 - Sep 2023 - Built a multi-tenant SaaS analytics platform for sales and growth teams to sync HubSpot CRM data and analyze pipeline performance through dynamic cohorts. - Implemented cohort reporting for pipeline movement, conversion, churn, and drop-off across stages. - Owned frontend, backend, database, cloud infrastructure, synchronization, dashboards, tenant isolation, and high-volume HubSpot data sync under API-limit and reliability constraints. **Technologies and skills:** TypeScript, Node.js, Express.js, React, Tailwind, PostgreSQL, Redis, Docker, AWS ECS ## Skills ### Frontend React, Next.js, Vite, Astro, Tailwind CSS, Vue.js ### Backend TypeScript/JavaScript, Node.js, Hono, Express.js, PostgreSQL, Redis, Graphile Worker, Ruby on Rails, Java, Spring Boot ### Product engineering full-stack ownership, product data pipelines, supplier integrations, payroll/compliance logic, AI integrations, AI agents ### Cloud/platform AWS, Cloudflare, Docker, Kubernetes, Pulumi, Google Cloud, S3, CloudFront, Stripe, Clerk, BullMQ, HubSpot, PostHog, Inngest, Playwright, OpenRouter ## Other official CV formats - CV page: https://oskarunt.com/cv - Standard PDF: https://oskarunt.com/cv-standard.pdf - Styled PDF: https://oskarunt.com/cv.pdf