Software Engineer

JavaScript

Software Engineer

JavaScript
Olszańska St, 7, Kraków +4 Locations

AgileEngine

Go to company profile
Full-time
B2B
Senior
Remote
5 600 - 7 400 USDNet per month - B2B

Job description

ID72455


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 design and build scalable middleware services powering digital ordering, payments, loyalty, and third-party integrations across a major consumer platform. You will develop serverless applications using AWS Lambda and API Gateway, build Node.js/TypeScript microservices, design event-driven architectures with SQS/SNS, and implement infrastructure as code with Terraform. The role includes active use of AI-assisted development tools as a core part of the daily engineering workflow.

What you will do

  • Develop serverless applications using AWS Lambda and API Gateway;

  • Build and maintain Node.js/TypeScript microservices;

  • Design event-driven architectures using SQS/SNS;

  • Build infrastructure as code using Terraform;

  • Leverage AI-assisted development tools (GitHub Copilot, Claude, and similar) as a core part of daily engineering work — from code generation and refactoring to test coverage and documentation. Champion AI tooling adoption across the team;

  • Create integrations with delivery providers and payment platforms;

  • Collaborate with business stakeholders and product teams to understand functional and technical requirements; translate those into scalable, maintainable architecture and implementation plans;

  • Conduct constructive code reviews and provide technical design guidance to peers and junior engineers, raising the overall quality and consistency of team output;

  • Enforce data governance, security policies, and compliance standards throughout the software development lifecycle;

  • Implement secure authentication and identity flows using Amazon Cognito.

Must haves

  • 4+ years of backend development experience;

  • Demonstrated experience building and operating RESTful and/or GraphQL APIs at scale;

  • Strong proficiency in one or more of: JavaScript/TypeScript (Node.js, Java, or C#);

  • Experience with serverless architectures on AWS (Lambda, API Gateway, DynamoDB, SQS/SNS);

  • Demonstrated experience building and operating RESTful and/or GraphQL APIs at scale;

  • Experience with CI/CD pipelines and source control workflows (Git, GitHub Actions, Azure DevOps);

  • Familiarity with Infrastructure as Code (Terraform or CloudFormation);

  • Solid understanding of integration patterns: event-driven architecture, webhooks, async messaging, and pub/sub;

  • Experience integrating with third-party platforms and vendor APIs (e.g., delivery aggregators, POS systems, loyalty platforms, or similar ecosystem partners);

  • Ability to translate ambiguous business requirements into clear technical specifications;

  • Collaborative mindset with a willingness to give and receive candid code review feedback;

  • Strong debugging, root-cause analysis, and production incident management skills.

  • Upper-intermediate English level.

Nice to haves

  • DoorDash, Uber Eats, or similar delivery integrations;

  • Payment platform integrations;

  • Restaurant, retail, or QSR experience;

  • Amazon Cognito expertise;

  • Experience with multi-region AWS deployments and global traffic management (Akamai, CloudFront);

  • Familiarity with identity and authentication patterns: OAuth 2.0, OpenID Connect, AWS Cognito;

  • Hands-on experience with observability platforms (Dynatrace, Datadog, CloudWatch);

  • Experience prompting, fine-tuning, or orchestrating LLMs/AI agents as part of a software delivery workflow;

  • Experience in QSR, retail, or e-commerce domains;

  • AWS Certified Developer – Associate or higher;

  • Exposure to React Native or cross-platform mobile app integration patterns.

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!

Tech stack

    Node.js

    regular

    DynamoDB

    regular

    SQS/SNS

    regular

    API Gateway

    regular

    aws lambda

    nice to have

Office location

About the company

AgileEngine

We build products for companies in 17+ industries — solving real problems and improving millions of lives worldwide. Here, your voice matters, your work creates impact, and your growth is part of our journey together.
Company profile
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