Software Developer

Description

Job Summary: We are seeking a Ruby on Rails Software Developer to drive the evolution of an electronic fiscal document issuance product, tackling highly critical challenges. Key Highlights: 1. Leadership at a company renowned for knowledge and innovation 2. Developing new features and scaling the electronic fiscal document engine 3. An environment where your voice is heard and professional development is prioritized **Join IOB to transform people's and businesses' lives!** Do you want to be a leader at Brazil's reference company in knowledge and innovation? At IOB, we don’t just deliver solutions—we transform people’s lives and businesses. Our growth is accelerated and driven by five non-negotiable pillars: courage, agility, ambition, humility, and being a "good person". We are looking for a *Software Developer* specializing in Ruby on Rails to join our team. You will play a pivotal role in evolving our Electronic Fiscal Document Issuance product, addressing highly critical challenges and complex business rules. *If you seek an environment where your voice is heard and your development is prioritized, your journey starts here!* Requirements: ️ This is the space for those who want to build responsible, high-performance solutions. By applying here, you help us connect your potential with our open positions—ensuring the right opportunity meets the right talent. **Your day-to-day responsibilities:** * Product Evolution: Develop new features and scale our fiscal document engine (NF-e, NFS-e, etc.) * Modern Stack: Work across the full lifecycle of Ruby on Rails applications and high-performance REST APIs * Data-Driven Culture: Model and optimize MySQL structures to ensure fast system response, even under heavy load * Technical Excellence: Apply intelligent refactoring and best practices to maintain sustainable, readable code * Real Collaboration: Actively participate in Code Reviews and technical decision-making alongside Product and QA teams **What we’re looking for:** * Proficiency in Ruby on Rails: Solid experience building robust applications * API Experience: Ability to design and maintain REST integrations * Relational Databases: Practical knowledge of MySQL (modeling and queries) * Tooling: Proficiency with Git and familiarity with Agile workflows (Scrum/Kanban) * Analytical Mindset: Ability to translate complex business rules into elegant, maintainable code ***Nice-to-haves:*** * Prior experience with Fiscal Systems or Messaging (DF-es) * Experience with Automated Testing (RSpec/Minitest)—we highly value code reliability! * Focus on Ruby application performance and tuning * Experience in mission-critical environments (where stability is the top priority) Benefits *More than benefits—you’ll find structure and space to grow.* **100% remote work** Maximum comfort and quality of life daily—working from home with the same infrastructure and organization as an office environment. A comprehensive package supporting your routine: Medical insurance Dental insurance Wellhub (Gympass) partnership IOB Benefits Card Childcare allowance Life insurance Internet stipend Profit Sharing (PLR) Partnerships with educational institutions Hands-on Development: Access to Qulture.Rocks Training and development programs Culture of continuous feedback Interested in this opportunity? Do you believe it aligns perfectly with your next career step? Then go ahead and apply! We’re excited to meet you. Best regards, Talent Acquisition Team | IOB ***Eligibility Note: This position is 100% remote but exclusively available to professionals residing in Brazil, due to fiscal and legal requirements.***