Mid-Senior Full-Stack Engineer Job Description

Join Us to Shape the Digital World. We’re passionate about delivering cutting-edge technology to some of the world’s top startups and companies, powered by diverse and empowered teams of technologists eager to drive change.

We are committed to creating a safe space where everyone, regardless of their background, is treated with respect and equity.

We value people with strong technical skills who are collaborative, curious, results-driven, and take ownership. We embrace people who want to be themselves, enjoy daily flexibility, and are eager to grow, learn, and make a difference wherever the opportunity arises.

If this resonates with you, we encourage you to apply for the role of Mid-Senior Full-Stack Developer. We’re seeking exceptional talent to work on immersive client projects that will challenge and hone your skills.

Advanced English language proficiency is required for the role.

Responsibilities Design, develop, and maintain scalable and reliable backend services and RESTful APIs. Collaborate with team members to create technical design recommendations for the development and integration of new features based on requirements. Take full ownership of features from conception to deployment, including database schema design, backend logic, API development, and frontend implementation. Implement unit, integration, and functional tests across the full stack, ensuring quality, focusing on edge cases, and driving usability. Participate in code reviews for both frontend and backend code, ensuring clean, efficient, and best practices compliant code. Identify and resolve performance bottlenecks across the stack, from database queries to UI rendering. Troubleshoot and resolve issues reported by users, working across the system as needed. Use artificial intelligence (AI) tools across the entire software development lifecycle to boost efficiency, automate tasks, and catch issues early. This involves using AI for code assistance, advanced testing/debugging, and CI/CD optimization. Technical Skills (Must-haves):



4+ years of professional software development experience, with proven full stack experience Professional expertise in developing backend services using Java or Python. Solid understanding of relational databases (e.g., Postgre SQL, My SQL), including schema design and query optimization. Deep, practical knowledge of the AWS ecosystem, including services such as SQS, SNS, Lambda, Cloud Watch, API Gateway, and Dynamo DB. Experience building dynamic and responsive web applications using React and Type Script. Good understanding of frontend testing methodologies, using tools like Jest or Cypress. Demonstrated effectiveness in leveraging AI tools (such as Cursor, Claude Code, and Codex) for enhanced software development. Advanced English proficiency ( with strong verbal and written communication skills. Team player, motivated by a fast-moving startup environment and a desire to take ownership of the product. Technical Skills (nice to have): Experience with Spring for Java backend development. Experience with containerization technologies (Docker, K8 S). Experience with Infrastructure as Code tools (AWS CDK). Soft Skills: Excellent communication skills (both verbal and written). Strong problem-solving and analytical skills. Comfortable contributing to architecture discussions and technical decision-making. Collaborative, responsible, and proactive team player with strong ownership. Ability to work in a fast-paced Agile environment and adapt to evolving requirements. Passionate about best practices in software engineering. A happy team makes all the difference. That’s why we offer: Payment in USD A truly versátil work schedule A Non-Working Pay Days Policy Learning Budget An opportunity for you to help create change in the industry And more!

Athenaworks is an inclusive and safe organization that values your technical skills, work experience, collaboration abilities, and potential to grow in your career. We proudly welcome self-taught individuals, as we focus solely on your ability to deliver exceptional work. We will never consider any irrelevant personal or professional aspects of your life. #J-18808-Ljbffr

📌 Mid-senior full-stack engineer (java/python + react, typescript, aws) (Jalisco)
🏢 Athenaworks
📍 Jalisco