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July 16, 2026

Full Stack Software Engineer (Remote)

Senior • Remote

New York, NY

Unframe is an AI-first startup helping the world's largest enterprises bring LLM-powered applications to life in days - not months. We combine the speed of a product company with the flexibility of a consultancy, helping customers move from idea to deployed AI systems faster than anyone else in the market.

Backed by Bessemer, Craft, and TLV Partners with $50M in Series A funding, we're building a fast-growing, revenue-generating company working with Fortune 500 customers globally.

About the role

As a Full Stack Software Engineer, you'll work across the stack to design, implement, and ship high-quality workflows that solve real problems for real users. You'll collaborate directly with product and enterprise customers, see your code in production within days, and be part of a team that values ownership and thoughtful execution.

What you'll do

  • Develop and deliver full-stack AI-powered applications on top of Unframe's platform.
  • Work closely with customers and internal teams to tailor solutions.
  • Extend the platform and UI/UX layer as needed.
  • Collaborate with platform and research teams to integrate AI capabilities into production use.
  • Write clean, tested, and maintainable code.

What we are looking for

  • 5+ years of hands-on software-engineering experience.
  • Proven record of shipping real user-facing products end-to-end.
  • Proficiency with JavaScript, Node.js, Vue/React and PostgreSQL.
  • Strong communication skills and a product mindset.
  • Ownership mentality - comfortable taking a feature from idea to production.

Nice to Have

  • Experience working with AI or LLM-based applications.
  • Experience working with B2B or enterprise customers.

Why join us?

  • Real ownership from day one.
  • Opportunity to drive decisions, shape ideas and make them work.
  • Fast learning environment alongside founders and VPs.
  • Opportunity to build 0 to 1 products and shape future solutions.

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Katowice, SL, Poland

🏢 Summary: Senior .NET Full-Stack Engineer role focused on developing and supporting scalable enterprise applications using Microsoft 365, SharePoint Online, Power Platform, and cloud technologies. The position involves building modern full-stack solutions, APIs, automation workflows, and cloud-hosted services across Azure and AWS environments. Candidates will collaborate in Agile teams to deliver secure, integrated internal business applications. 🗂️ Requirements: 3+ years of full-stack engineering and enterprise application development experience, Strong experience with SharePoint Online, Proficiency in C# and .NET, Hands-on experience with SPFx and React, Experience with PowerShell scripting and automation, Experience with Microsoft Power Platform (Power Apps, Power Automate, Power BI, Dataflows), Hands-on experience developing Azure applications and web services, Experience supporting applications hosted in AWS, Understanding of secure application development practices, Ability to troubleshoot complex technical issues, Experience working in Agile environments, English proficiency at B2 level or higher 📃 Skills: C#, .NET, SharePoint, SPFx, React, PowerShell, PowerApps, PowerAutomate, PowerBI, Dataflows, Azure, AWS, APIs, SFTP, SQL, Jira, AzureEntraID 🏢 Description: We are seeking a highly skilled Senior .NET Full-Stack Engineer to join the Enterprise Applications team responsible for developing, enhancing, and supporting multiple internal business applications and platforms. This role will focus on delivering scalable, secure, and modern enterprise solutions using Microsoft 365 technologies, cloud services, and modern application development frameworks. The ideal candidate will have strong hands-on engineering experience, excellent problem-solving abilities, and the capability to collaborate effectively with business and technology stakeholders across multiple initiatives. Responsibilities Design, develop, enhance, and support enterprise applications and integrations Build modern solutions leveraging SharePoint Online, SPFx, React, .NET, and Power Platform technologies Develop and maintain APIs, automation workflows, and cloud-hosted applications Collaborate with business stakeholders, product owners, architects, and engineering teams to gather and refine requirements Support multiple internal applications across various business functions Develop Power Platform solutions, including Power Apps, Power Automate, Power BI, and Dataflows Create and maintain scripts and automation processes using PowerShell Build and support Azure applications, web services, and AWS-hosted solutions Participate in application troubleshooting, root-cause analysis, and production support activities Contribute to technical design discussions, code reviews, and engineering best practices Support Agile delivery processes, including sprint planning, backlog grooming, and estimation activities Maintain technical documentation and operational procedures Requirements 3+ years of experience in full-stack engineering and enterprise application development Strong experience with SharePoint Online Proficiency in C# and .NET Hands-on experience with SPFx and React Skills in PowerShell scripting and automation Background in Microsoft Power Platform, including Power Automate, Power Apps, and Power BI, as well as Dataflows Hands-on experience developing Azure applications and web services, plus supporting applications hosted in AWS Showcase of strong application development and integration experience across enterprise-scale internal applications Understanding of secure application development practices Ability to troubleshoot and resolve complex technical issues Familiarity with collaborative Agile environments Proficiency in English at an Upper-Intermediate level (B2) or higher Nice to have Familiarity with the Microsoft 365 application ecosystem and Azure Entra ID Knowledge of API development, SFTP integration, and file transfer solutions Exposure to AWS EKS environments Competency in analytical thinking, business engagement, and Agile methodology using Jira Basic understanding of databases and SQL We offer We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

Technology

EPAM Systems

Senior .NET Full-Stack Engineer with SPFx

Senior

Remote

Gdansk, Poland

🏢 Summary: Senior .NET Full-Stack Engineer role focused on developing and supporting scalable enterprise applications using Microsoft 365, SharePoint Online, Power Platform, and cloud technologies. The position involves building modern full-stack solutions, APIs, automation workflows, and cloud-hosted applications across Azure and AWS environments. The engineer will collaborate in Agile teams to deliver secure, high-quality internal business platforms. 🗂️ Requirements: 3+ years of full-stack engineering experience, Experience in enterprise application development, Strong experience with SharePoint Online, Proficiency in C# and .NET, Hands-on experience with SPFx and React, Experience with PowerShell scripting and automation, Experience with Microsoft Power Platform (Power Apps, Power Automate, Power BI, Dataflows), Experience developing Azure applications and web services, Experience supporting AWS-hosted applications, Knowledge of secure application development practices, Ability to troubleshoot complex technical issues, Experience working in Agile environments, Upper-Intermediate (B2) or higher English proficiency 📃 Skills: C#, .NET, SharePoint, SPFx, React, PowerShell, PowerApps, PowerAutomate, PowerBI, Dataflows, Azure, AWS, APIs, SFTP, SQL, Jira 🏢 Description: We are seeking a highly skilled Senior .NET Full-Stack Engineer to join the Enterprise Applications team responsible for developing, enhancing, and supporting multiple internal business applications and platforms. This role will focus on delivering scalable, secure, and modern enterprise solutions using Microsoft 365 technologies, cloud services, and modern application development frameworks. The ideal candidate will have strong hands-on engineering experience, excellent problem-solving abilities, and the capability to collaborate effectively with business and technology stakeholders across multiple initiatives. Responsibilities Design, develop, enhance, and support enterprise applications and integrations Build modern solutions leveraging SharePoint Online, SPFx, React, .NET, and Power Platform technologies Develop and maintain APIs, automation workflows, and cloud-hosted applications Collaborate with business stakeholders, product owners, architects, and engineering teams to gather and refine requirements Support multiple internal applications across various business functions Develop Power Platform solutions, including Power Apps, Power Automate, Power BI, and Dataflows Create and maintain scripts and automation processes using PowerShell Build and support Azure applications, web services, and AWS-hosted solutions Participate in application troubleshooting, root-cause analysis, and production support activities Contribute to technical design discussions, code reviews, and engineering best practices Support Agile delivery processes, including sprint planning, backlog grooming, and estimation activities Maintain technical documentation and operational procedures Requirements 3+ years of experience in full-stack engineering and enterprise application development Strong experience with SharePoint Online Proficiency in C# and .NET Hands-on experience with SPFx and React Skills in PowerShell scripting and automation Background in Microsoft Power Platform, including Power Automate, Power Apps, and Power BI, as well as Dataflows Hands-on experience developing Azure applications and web services, plus supporting applications hosted in AWS Showcase of strong application development and integration experience across enterprise-scale internal applications Understanding of secure application development practices Ability to troubleshoot and resolve complex technical issues Familiarity with collaborative Agile environments Proficiency in English at an Upper-Intermediate level (B2) or higher Nice to have Familiarity with the Microsoft 365 application ecosystem and Azure Entra ID Knowledge of API development, SFTP integration, and file transfer solutions Exposure to AWS EKS environments Competency in analytical thinking, business engagement, and Agile methodology using Jira Basic understanding of databases and SQL We offer We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

Technology

Marska

FullStack Engineer React/Node.js

Senior

Hybrid

Krakow, Poland

25 - 35 EUR

🏢 Summary: Full Stack Developer role focused on building and enhancing a global web application that supports Account Managers with data access and AI-powered insights. The position involves developing scalable, data-driven features using modern front-end and back-end technologies within an Agile, international team. The product leverages REST APIs, data pipelines, and LLM-based solutions to improve user productivity. 🗂️ Requirements: Strong experience with React, Proficiency in TypeScript or JavaScript, Experience with Node.js, Knowledge of Express or NestJS, Understanding of RESTful APIs, Experience with Git, Experience with CI/CD workflows, Proficiency in English 📃 Skills: React, TypeScript, JavaScript, Node.js, Express, NestJS, REST, Git, CI/CD, Java, Spring, AWS, Lambda, S3, CloudWatch, BigQuery, LLM 🏢 Description: About the Project We’re looking for an experienced Full Stack Developer to join our high-performing team and build a product for a global company in the MLM industry. This global web application supports Account Managers across multiple markets and is designed to enhance their experience and reduce time to data access. The solution: - Provides Account Management support for an international organization with global reach. - Captures qualitative lead information to improve decision-making. - Enhances Account Managers’ ability to consult effectively with customers. - Leverages LLM (Large Language Model) agents to improve user performance and productivity. You’ll join an experienced, international team focused on delivering scalable, data-driven, and user-friendly applications used across the world. Your Responsibilities - Develop and maintain web application features using React on the front-end. - Implement server-side logic using Node.js. - Collaborate with UX/UI designers and back-end developers to deliver high-quality solutions. - Integrate REST APIs and data pipelines. - Participate in Agile ceremonies, code reviews, and design discussions. - Contribute to continuous improvement and innovation initiatives within the project. Requirements - Strong experience with React or other front-end framework (TypeScript/JavaScript). - Experience with Node.js (Express or NestJS preferred). - Understanding of RESTful API design and integration. - Experience with Git and CI/CD workflows. - Good communication skills and proficiency in English (international team environment). Nice to Have - Experience with Java (Spring Boot). - Familiarity with AWS cloud services (Lambda, S3, CloudWatch, etc.). - Experience with Google Cloud BigQuery. - Understanding of LLM/AI-assisted application design principles. We Offer - Work on a strategic, global-scale project with cutting-edge technologies. - Flexible working hours. - B2B or employment contract terms. - Opportunity to collaborate with international experts in a modern Agile environment. - Continuous learning and participation in innovative product development.