June 17, 2026

Full Stack Engineer

Senior • Remote

5,600 - 7,400 USD

Krakow, Poland

ID69153

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards.

Why join us

If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you! :)

About the role

We are looking for a Senior Full Stack Engineer to develop and maintain backend and frontend components of a large-scale healthcare platform supporting primary care programs. You will build scalable APIs and business workflows using C# and .NET Core, implement React and TypeScript frontend experiences, and contribute to healthcare integrations including EMR systems and HL7/FHIR standards. The role spans modernization initiatives and cross-functional collaboration with product, data, DevOps, and clinical teams.

What you will do

  • Develop and maintain backend and frontend platform components;

  • Participate in architecture and technical design discussions;

  • Implement scalable APIs and business workflows;

  • Build healthcare workflows and integrations;

  • Support modernization and refactoring initiatives;

  • Collaborate with product, data, DevOps, and clinical teams;

  • Improve performance, maintainability, and code quality;

  • Contribute to code reviews and technical decision-making.

Must haves

  • 6+ years software development experience;

  • Experience with C# / .NET Framework, .NET Core / .NET 6+;

  • Experience with React and/or Angular;

  • Experience with TypeScript;

  • Experience with SQL Server and/or PostgreSQL;

  • Experience with No-SQL Databases;

  • Experience with Telerik/Kendo UI;

  • Experience with API design and development;

  • Experience with distributed systems;

  • Upper-intermediate English level.

Nice to haves

  • Experience with healthcare software;

  • Experience with EMR / EHR systems;

  • Experience building offline-first applications;

  • Experience with Azure;

  • Familiarity with HL7/FHIR familiarity.

The benefits of joining us

  • Professional growth

Accelerate your professional journey with mentorship, TechTalks, and personalized growth roadmaps

  • Competitive compensation

We match your ever-growing skills, talent, and contributions with competitive USD-based compensation and budgets for education, fitness, and team activities

  • A selection of exciting projects

Join projects with modern solutions development and top-tier clients that include Fortune 500 enterprises and leading product brands

  • Flextime

Tailor your schedule for an optimal work-life balance, by having the options of working from home and going to the office – whatever makes you the happiest and most productive.

Meet Our Recruitment Process

Asynchronous stage – An automated, self-paced track that helps us move faster and give you quicker feedback:

  • Short online form to confirm basic requirements

  • 30–60 minute skills assessment via Codility – a platform founded in Poland that helps us provide quicker feedback and streamline this stage of the process.

  • 5-minute introduction video

Synchronous stage – Live interviews

  • Technical interview with our engineering team (scheduled at your convenience)

  • Final interview with your future teammates

If it’s a match — you’ll get an offer!

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Requires strong AWS serverless expertise, ownership, and ability to work independently on existing production systems. 🗂️ Requirements: 4+ years of professional software engineering experience, Strong hands-on experience with Node.js and TypeScript, Experience building and maintaining REST APIs and serverless services, Strong AWS production experience (Lambda, API Gateway, DynamoDB, S3, CloudFront, CloudWatch, IAM), Experience with Terraform or similar infrastructure-as-code tools, Experience with CI/CD workflows, builds, tests, and release validation, Strong debugging skills in live production environments, Experience improving legacy or evolving applications, Working knowledge of React, Upper-intermediate English level 📃 Skills: Node.js, TypeScript, AWS, Lambda, APIGateway, DynamoDB, S3, CloudFront, CloudWatch, IAM, Terraform, CI/CD, SQS, EventBridge, SSM, WAF, VPC, NAT, Sentry, React 🏢 Description: ID73087 AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. Why join us If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you! :) About the role We are looking for a Senior Backend Engineer to maintain and evolve the backend platform powering a mobile news application, working across Node.js and TypeScript services running on AWS Lambda. You will support content ingestion pipelines, APIs for mobile clients, and WebView rendering, while improving production reliability and observability using CloudWatch, Sentry, and Terraform-managed infrastructure. The role requires strong AWS serverless depth, high ownership, and the ability to understand and improve an existing production system independently. What you will do Build, maintain, and improve Node.js/TypeScript backend services running on AWS Lambda; Develop and support APIs used by mobile clients, content systems, WebViews, and internal workflows; Support content ingestion, article payload generation, audio generation, navigation feeds, top stories, video feeds, and search; Work with AWS services including Lambda, API Gateway, CloudFront, DynamoDB, S3, SQS/DLQs, EventBridge, SSM, WAF, CloudWatch, IAM, VPC, and NAT; Improve reliability, observability, scalability, and maintainability of production systems; Investigate production issues using CloudWatch logs, metrics, alarms, Sentry, dashboards, and deployment history; Write and improve tests, build scripts, package validation, and local checks that mirror CI; Refactor legacy or fast-evolving code paths while preserving production behavior; Document setup steps, operational decisions, implementation details, and incident learnings. Must haves 4+ years of professional software engineering experience ; Strong hands-on experience with Node.js and TypeScript backend development; Experience building and maintaining REST APIs, serverless services, and backend integrations; Strong AWS production experience, especially Lambda , API Gateway , DynamoDB , S3 , CloudFront , CloudWatch , and IAM ; Experience with Terraform or similar infrastructure-as-code tooling; Experience with CI/CD workflows, package-level builds, tests, and release validation; Strong debugging skills for live production systems; Ability to understand existing systems, business logic, and operational constraints quickly; Experience improving legacy or evolving applications; Working knowledge of React for light frontend/template support; High ownership mindset and ability to work independently in a remote environment; Clear written and verbal communication; Strong attention to maintainability, observability, and code quality; Upper-intermediate English level. Nice to haves Experience with media, publishing, CMS, or content-delivery systems; Experience with CloudFront Functions, API keys, caching, and edge routing; Experience with DynamoDB streams, EventBridge schedules, SQS dead-letter queues, and asynchronous workflows; Experience with Sentry, structured logging, CloudWatch Logs Insights, and production dashboards; Experience with React, Vite, Storybook, or WebView-rendered content; Experience supporting applications that evolved from small internal tools into larger production platforms; Experience using AI-assisted development tools responsibly as part of a professional workflow. The benefits of joining us Professional growth: Accelerate your professional journey with mentorship, TechTalks, and personalized growth roadmaps Competitive compensation: We match your ever-growing skills, talent, and contributions with competitive USD-based compensation and budgets for education, fitness, and team activities A selection of exciting projects: Join projects with modern solutions development and top-tier clients that include Fortune 500 enterprises and leading product brands Flextime: Tailor your schedule for an optimal work-life balance, by having the options of working from home and going to the office – whatever makes you the happiest and most productive. Meet Our Recruitment Process Asynchronous stage – An automated, self-paced track that helps us move faster and give you quicker feedback: Short online form to confirm basic requirements 30–60 minute skills assessment via Codility – a platform founded in Poland that helps us provide quicker feedback and streamline this stage of the process. 5-minute introduction video Synchronous stage – Live interviews Technical interview with our engineering team (scheduled at your convenience) Final interview with your future teammates If it’s a match — you’ll get an offer!

Technology

AgileEngine

Software Engineer

Senior

Remote

Krakow, Poland

5,599 - 7,410 USD

🏢 Summary: Senior React Native Engineer role focused on building and shipping cross-platform mobile applications using React Native and Expo, alongside developing web apps in ReactJS and APIs in Node.js. The position involves full ownership of the feature lifecycle, from architecture and implementation to CI/CD and production monitoring, using TypeScript and AI-assisted development tools. Work is delivered in an Agile, product-centric environment with emphasis on quality, performance, and collaboration. 🗂️ Requirements: 4+ years of professional software engineering experience, Experience developing production software, Experience in Agile or team-based development environments, Proficiency in JavaScript, Proficiency in Node.js, Proficiency in ReactJS, Proficiency in React Native, Experience with REST APIs and service-based architectures, Experience with databases and data persistence concepts, Ability to follow established architecture and development standards, Strong problem-solving and troubleshooting skills, Ability to collaborate effectively within an engineering team, Good communication skills, Bachelor’s degree in Computer Science, Engineering, or related field or equivalent practical experience, Upper-intermediate English level 📃 Skills: JavaScript, TypeScript, Node.js, ReactJS, React, ReactNative, Expo, REST, APIs, Databases, CI/CD, Claude, GitHubCopilot, Agile, Codility 🏢 Description: ID73490 AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. Why join us If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you! :) About the role We are looking for a Senior React Native Engineer to build and ship cross-platform mobile apps using React Native and Expo while developing web applications in ReactJS and APIs in Node.js for a franchisee engineering team. You will own the engineering lifecycle for your features — architecture, implementation, testing, CI/CD, and production monitoring — writing clean TypeScript and actively using AI tools including Claude and GitHub Copilot as a development accelerator. The role follows Agile practices in a collaborative, product-centric engineering environment. What you will do Build and ship cross-platform mobile apps using React Native and Expo (iOS and Android); Develop web applications in ReactJS, sharing business rule libraries with mobile apps; Design, develop, and maintain APIs in NodeJS to support these applications; Use Claude or Github Copilot as a development accelerator, generating code scaffolding, writing and reviewing tests, creating documentation and prototyping solutions; Own the engineering lifecycle for your features: architecture, implementation, testing, CI/CD, and production monitoring; Write clean, well-tested TypeScript code; maintain high standards through code review and documentation; Optimize application performance for speed, responsiveness, memory, and offline capability; Debug, troubleshoot, and resolve software defects and production issues; Participate in Agile or product-centric delivery practices including sprint planning and retrospectives; Learn and apply new technologies, tools, and patterns to improve system quality and team effectiveness. Must haves +4 years of professional software engineering experience ; Experience delivering production software preferred; Experience working in Agile or team-based development environments preferred; Experience developing software in JavaScript , Node.js , ReactJS , React Native ; Familiarity with REST APIs and service-based architectures; Experience working with databases and data persistence concepts; Ability to follow established architecture and development standards; Strong problem-solving and troubleshooting skills; Ability to collaborate effectively within an engineering team; Good communication skills and willingness to learn; Bachelor’s degree in Computer Science, Engineering, or related field, or equivalent practical experience; Upper-intermediate English level. The benefits of joining us Professional growth: Accelerate your professional journey with mentorship, TechTalks, and personalized growth roadmaps Competitive compensation: We match your ever-growing skills, talent, and contributions with competitive USD-based compensation and budgets for education, fitness, and team activities A selection of exciting projects: Join projects with modern solutions development and top-tier clients that include Fortune 500 enterprises and leading product brands Flextime: Tailor your schedule for an optimal work-life balance, by having the options of working from home and going to the office – whatever makes you the happiest and most productive. Meet Our Recruitment Process Asynchronous stage – An automated, self-paced track that helps us move faster and give you quicker feedback: Short online form to confirm basic requirements 30–60 minute skills assessment via Codility – a platform founded in Poland that helps us provide quicker feedback and streamline this stage of the process. 5-minute introduction video Synchronous stage – Live interviews Technical interview with our engineering team (scheduled at your convenience) Final interview with your future teammates If it’s a match — you’ll get an offer!

Technology

AgileEngine

Java Developer ID46880

Senior

Remote

Krakow, Poland

3,000 - 7,700 USD

🏢 Summary: Senior Java Developer role focused on designing, building, and enhancing a widely used low-code platform using Java and Spring Boot. The position involves developing APIs, integrations, and backend systems while contributing to architecture decisions and improving system quality. You will work across the full product lifecycle in a distributed agile team. 🗂️ Requirements: 4+ years of hands-on experience with Java, 4+ years of experience with Spring and SpringBoot, Experience designing complex system architectures, Experience developing APIs and web services, Experience modernizing and improving existing software systems, Ability to apply engineering best practices to ensure code quality, security, and performance, Upper-intermediate English level 📃 Skills: Java, Spring, SpringBoot, Hibernate, API, REST, WebServices, JavaScript, TypeScript, ReactJS 🏢 Description: AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. Why join us If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you! :) About the role We are looking for a Senior Java Developer to design, build, and improve a widely used low-code platform, working across APIs, integrations, and backend systems built on Java and Spring Boot. You will collaborate with product, design, and QA in a geographically diverse agile team, contributing to architecture decisions and eliminating technical debt through engineering best practices. The role spans the full product development lifecycle, from concept through release and iterative improvement. What you will do Design, build, and improve a low-code platform using Java ; Collaborate with product, design, and QA in a geographically and culturally diverse environment; Develop and optimize APIs, integrations, and backend systems; Eliminate technical debt by applying engineering best practices and creative approaches; Keep high standards of solution quality, security, performance, and maintainability. Must haves Strong problem-solving skills, analytical thinking, proactivity, and ownership mentality; Hands-on best practices in developing new and modernizing existing software systems; 4+ years of experience as a hands-on Java developer; 4+ years of experience using the Spring framework, including SpringBoot ; 4+ years of experience designing complex architectures and modernizing existing ones; Hands-on experience with API development and web services; Strong communication skills; Upper-intermediate English level. Nice to haves 4+ years of hands-on experience with Hibernate ; Experience migrating from old versions of SpringBoot and Hibernate ; 2+ years of experience as a hands-on Front End developer for responsive web applications using JavaScript , TypeScript , ReactJS , or similar. The benefits of joining us Professional growth Accelerate your professional journey with mentorship, TechTalks, and personalized growth roadmaps Competitive compensation We match your ever-growing skills, talent, and contributions with competitive USD-based compensation and budgets for education, fitness, and team activities A selection of exciting projects Join projects with modern solutions development and top-tier clients that include Fortune 500 enterprises and leading product brands Flextime Tailor your schedule for an optimal work-life balance, by having the options of working from home and going to the office – whatever makes you the happiest and most productive. Meet Our Recruitment Process Asynchronous stage – An automated, self-paced track that helps us move faster and give you quicker feedback: Short online form to confirm basic requirements 30–60 minute skills assessment via Codility – a platform founded in Poland that helps us provide quicker feedback and streamline this stage of the process. 5-minute introduction video Synchronous stage – Live interviews Technical interview with our engineering team (scheduled at your convenience) Final interview with your future teammates If it’s a match — you’ll get an offer!

Technology

AgileEngine

Backend Engineer

Senior

Remote

Krakow, Poland

5,600 - 7,400 USD

🏢 Summary: Senior Backend Engineer role to architect and build the core systems of a next-generation AdTech platform, focusing on high-throughput, low-latency services for campaign delivery, targeting, and attribution. The position involves defining system architecture from the ground up using Python, Django, Kubernetes, and AWS in a distributed, scalable environment. Engineers will drive technical direction, optimize performance, and provide leadership in a fast-paced, product-driven setting. 🗂️ Requirements: 5+ years of software development experience building scalable backend systems, Strong knowledge of algorithms, data structures, networking, and databases, Proven experience designing and scaling distributed systems, Experience with backend programming languages (e.g. Java, .NET, Python, Node.js), Ability to design high-throughput, low-latency systems, Experience with system architecture and technical decision-making, Availability to work until 1pm EST, Upper-intermediate English level 📃 Skills: Python, Django, Kubernetes, AWS, PostgreSQL, Java, .NET, Node.js, ETL, OpenRTB, Prebid.js, GoogleAdManager, AmazonUAM, DSP, SSP 🏢 Description: ID68432 AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. Why join us If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you! :) About the role We are looking for a Senior Backend Engineer to architect and build the core systems of a next-generation AdTech platform that embeds products directly into visual experiences. You will design high-throughput, low-latency services for campaign delivery, targeting, attribution, and partner integrations using Python, Django, Kubernetes, and AWS. This is an early-stage initiative where senior engineers define the technical direction and system architecture from the ground up. What you will do Architect, build, and evolve core systems for the Ads platform; Design APIs and services supporting campaign management, targeting, delivery, attribution, and reporting; Build and optimize high-throughput, low-latency systems processing large volumes of events and data; Own critical systems end-to-end, including design, implementation, deployment, monitoring, and ongoing improvements; Drive architectural decisions and establish patterns that support scalability, reliability, and developer productivity; Collaborate closely with product, data, and partner teams to translate business requirements into robust technical solutions; Provide technical leadership through design reviews, system discussions, and mentoring other engineers; Contribute to engineering best practices, documentation, and long-term platform vision; Participate in hiring and help grow a strong, high-performing team. Must haves 5 years of software development experience building scalable systems using backend programming languages/frameworks (e.g. Java , .NET , Python , Node.js , etc); Deep understanding of computer science fundamentals, including algorithms, data structures, networking, and databases; Proven experience designing and scaling distributed systems with a focus on performance, observability, and fault tolerance; Strong architectural instincts and the ability to make high-leverage technical decisions that impact multiple teams and systems; Demonstrated ability to influence and mentor senior engineers, guide teams through ambiguity, and elevate engineering practices across the board; Exceptional ownership mindset; Availability to work till 1pm EST (till 8 pm Kyiv time) ; Excellent communication and cross-functional collaboration skills; Comfortable operating in a fast-paced, high-autonomy, product-driven environment; Experience with e-commerce and catalog management is preferred; Familiarity with Python , Django , Kubernetes , PostgreSQL , and AWS is strongly preferred, but deep expertise in analogous systems and a willingness to learn are welcome; Upper-intermediate English level. Nice to haves Strong experience with complex ETL flows and high-throughput systems is highly preferred; Experience with AdTech (This may include experience with DSPs, SSPs, ad exchanges, affiliate programs, Prebid.js, Prebid Server, Google Ad Manager, Amazon UAM/TAM, OpenRTB, identity and addressability solutions, as well as ad operations workflows.) The benefits of joining us Professional growth: Accelerate your professional journey with mentorship, TechTalks, and personalized growth roadmaps Competitive compensation: We match your ever-growing skills, talent, and contributions with competitive USD-based compensation and budgets for education, fitness, and team activities A selection of exciting projects: Join projects with modern solutions development and top-tier clients that include Fortune 500 enterprises and leading product brands Flextime: Tailor your schedule for an optimal work-life balance, by having the options of working from home and going to the office – whatever makes you the happiest and most productive. Meet Our Recruitment Process Asynchronous stage – An automated, self-paced track that helps us move faster and give you quicker feedback: Short online form to confirm basic requirements 30–60 minute skills assessment via Codility – a platform founded in Poland that helps us provide quicker feedback and streamline this stage of the process. 5-minute introduction video Synchronous stage – Live interviews Technical interview with our engineering team (scheduled at your convenience) Final interview with your future teammates If it’s a match — you’ll get an offer!