Senior Software Engineer - Node.js

At Appfire, we believe that great work happens when people get to choose how they work. After 20 years of creating software that empowers teams to break silos and collaborate seamlessly, we've learned that one size does not fit all. We’re a team of 800+ employees, working remotely across 28 countries. Our flagship products include: JXL, Comala Document Management, 7Pace Time Tracker, Jira Misc Workflow Extensions, and BigPicture. The product extends native Confluence tables with powerful capabilities for working with structured data and is continuously evolving to support new use cases and integrations. Today, Advanced Tables runs on Atlassian Forge, and we are expanding its capabilities to connect with additional cloud services and data sources, such as Jira, with more integrations planned for the future. We are looking for a Senior Software Engineer to help us take on these increasingly complex challenges. You will contribute to the architecture and continuous modernization of the product, design and deliver new capabilities, and help ensure its quality and maintainability as it evolves. The role goes beyond feature development. You will be involved throughout the product lifecycle, from technical design and implementation to troubleshooting complex issues and supporting escalated customer cases, working closely with the rest of the team to continuously improve both the product and the way we build it. What you’ll do: Be part of a cross-functional product team , working closely with Software Engineers, Product Management, UX, and other specialists across Appfire . Design, build, and evolve Advanced Tables capabilities using TypeScript , React , and Atlassian Forge . Build new integrations with Jira and other cloud data sources , working with REST APIs and different data formats. Contribute to technical and architectural decisions , helping continuously modernize and improve the product. Take ownership throughout the product lifecycle , from design and implementation to testing, troubleshooting, and resolving escalated customer issues. Promote strong engineering practices around code quality, security, performance, reliability, and maintainability . What you'll need: Proven record (5+ years) delivering multiple complex software development projects or products. Strong hands-on experience with TypeScript and modern React . Strong understanding of web application architecture , including performance, security, reliability, quality, and maintainability. Good understanding of modern cloud architectures , with practical experience building and operating applications in AWS, GCP, or similar cloud environments. Experience designing and integrating REST APIs and external services , including authentication, error handling, and rate limiting. Strong engineering practices around automated testing, code reviews, and CI/CD . Ability to analyze and decompose complex problems into clear, maintainable, and realistic solutions. Willingness to work across frontend and backend technologies and learn new technologies when needed. Experience with Atlassian Forge, Confluence, Jira, or the Atlassian ecosystem would be an advantage. Command of English at level B2 or higher is required. What we offer: Equity - Every Appfire team member is eligible for company equity, fostering a true sense of ownership and connection to our growth. Paid time off - Employees receive 25 days of annual leave per calendar year. Appfire also offers reduced summer hours and flexible bank holidays, allowing you to exchange one public holiday for another Training and personal development - Grow with Appfire University — our custom, on-demand learning platform designed to support your continuous development Health Insurance (IMQ / Adeslas) - full coverage of a private health insurance plan for employees who choose to enroll Volunteering - Every employee receives 3 fully paid days each year to participate in Appfire Town, our Corporate Social Responsibility (CSR) program supporting local communities. Work from home expenses - €50 per month to cover work-from-home expenses Sport Allowance - €400 gross per year for sports or outdoor activities reimbursement — such as gym memberships, equipment, or running gear. Flexibility that fits how you work best - fully remote within Spain, with the option to work from our Bilbao office. #LI-Remote Market recognition Appfire has been consistently recognized for company growth, culture, corporate social responsibility, and product excellence and has been included among the Deloitte Technology Fast 500, Inc. Best Workplaces, BuiltIn Best Places to Work, and Inc. 5000. Equal Employer Opportunity (EEO) Appfire is an equal opportunity employer and does not discriminate based on race, color, religion, sex (including pregnancy), sexual orientation, gender identity or expression, national origin, age, disability, genetic information, marital status, veteran status, or any other protected characteristic as defined by applicable law. Our commitment extends to all employment practices, including recruitment, hiring, training, promotion, compensation, benefits, and termination.