Junior Software Engineer

Splinemoon is looking for a Junior Software Engineer to join our engineering team.This is an opportunity for an early-career developer who wants to build real software, strengthen their engineering skills, and grow alongside experienced developers.What you’ll doDevelop and maintain software applicationsBuild backend services, APIs, and integrationsWork with databases and cloud environmentsWrite clean and maintainable codeFix bugs and troubleshoot technical issuesParticipate in code reviews and team discussionsLearn and apply new technologiesWork with experienced engineers on commercial projectsWhat we’re looking forBasic to solid knowledge of programmingUnderstanding of OOP, data structures, and algorithmsExperience with at least one language: C#, Java, JavaScript, or TypeScriptBasic knowledge of SQL, REST APIs, and GitUnderstanding of software development fundamentalsGood analytical and problem-solving skillsWillingness to learn and growGood English communication skillsNice to haveExperience with .NET, ASP.NET Core, Java, or Spring BootFamiliarity with AWS, Azure, or GCPDocker or CI/CD knowledgeUniversity, internship, personal, or open-source projectsWhat we offerCommercial projectsSupport and mentorship from experienced engineersModern technologies and development practicesInternational clients and projectsFlexible working environmentClear opportunity to grow from Junior to Mid-levelLocation: Poland / EuropeLevel: Junior / Entry-levelEmployment: Full-time