Senior Software Developer

Join Miquido to work on a project for a fast-growing, remote-first cybersecurity client — the team behind an open-source, collaborative credential management platform used by 50,000+ organizations in 50+ countries. About the project The product is being actively refactored (MVP → MVI) and extended with advanced features — autofill, PGP encryption, extensive validation, multiaccount support, and local database manipulation. You'll join a cross-functional, agile team, collaborating fully remotely on this open-source project, and support the client's growing public-facing web presence: marketing website, documentation portal, blog, and other interactive tools. Rate: 120–155 PLN/h net Start: September 2026 Contract: B2B, long-term collaboration (initial engagement: 3 months) Work model: Remote Language: English (project language) Please note: as part of the recruitment process, we may ask for your consent to contact your provided references. Tasks Building and maintaining the public-facing website (marketing site, docs, blog) using React and Next.js Integrating headless CMS and RESTful APIs for dynamic, localized content Implementing caching strategies (CDN, ISR, SSR, SWR) and optimizing performance Designing APIs/webhooks connecting HubSpot, Chargebee, and other GTM tools Writing unit and E2E tests, conducting code reviews Collaborating with SRE on CI/CD and production deployments Following secure coding practices and ensuring GDPR compliance Must have 3+ years of front-end development experience with React and TypeScript Strong proficiency with Next.js and SSR concepts Experience with headless CMS and caching strategies (CDN, ISR, SSR, SWR) Familiarity with Git, CI/CD, and agile workflows Experience with JWT and key-pair encryption (OpenPGP) Good understanding of web accessibility, SEO, and performance optimization Fluent English Nice to have Experience with the Playwright end-to-end testing framework Experience working with design systems and frameworks (e.g. Storybook) Experience maintaining a long-lived project or contributing to open source Experience building browser extensions or mobile applications Experience collaborating with remote teams in an asynchronous workflow Familiarity with AI-powered development tools, LLM-based workflows, or AI-assisted engineering practices We value your trust in providing us your data, thus we are striving to use commercially acceptable means of protecting it. Below you will find the necessary information about the data we collect and process when you send us your CV. The controller of your personal data is Miquido Spółka z ograniczoną odpowiedzialnością sp. k. with its seat in Krakow, Zabłocie 43a, 30-701 Kraków, Poland (“Miquido”, “We”, “Our” or “Us”). See more