Lead Engineer Lisboa

Lead Engineer
Lisboa
Lisboa, Lisboa, Portugal

JUMP Math is a Canadian-based registered charity and social enterprise with a bold mission to inspire a love of mathematics in students and help them achieve their full potential. Our
- based approach and innovative Preschool to Grade 9 resources and pedagogy empowers teachers and students to build confidence, increase engagement, and master essential math skills. At JUMP Math, we believe that everyone can succeed in math, and we are committed to making a lasting impact in classrooms across the globe. As an organization, we pride ourselves on fostering a collaborative, inclusive, and dynamic work environment where every team member is motivated by the shared goal of transforming math education.

As we continue to grow, we are now looking for a dynamic and skilled Lead Engineer with product and technology expertise and experience in project delivery to help lead our various technology and content digitization efforts. If you are passionate about making a real difference and want to contribute to a
- driven organization that is changing the world, JUMP Math is the place for you.

As a Lead Engineer, you will be a
- on technical leader responsible for building, reviewing, and maintaining the core systems of the JUMP Math platform. You will ensure that both our application and AI engine are robust, scalable, and maintainable. You will lead and collaborate closely with the engineering team, providing technical guidance, mentoring, and ensuring the team is aligned and effective. You will also work closely with Product and Design to drive the platform forward.

This is a
- time role (37. 5 hours/week).

Location of Work: This candidate for this role must be residing in Portugal and is intended to be remote.

Key Accountabilities:

Own and deliver
- quality code across the full stack (frontend, backend, and AI integration)

Lead and mentor a development team, fostering a collaborative and
- performance environment

Conduct code reviews and maintain coding standards to ensure maintainability and reliability

Manage Dev
Ops tasks including deployment pipelines, cloud infrastructure, monitoring, and scaling

Design and implement APIs, and integrate with
- party services

Ensure security, performance, and reliability of the platform in production environments

Troubleshoot and resolve critical technical issues across the stack and optimize code

Participate in architecture decisions and recommend improvements to the platform design

Collaborate with the Machine Learning team to integrate AI question generation and scaffolding into the platform

Contribute to defining accessibility standards and compliance (data protection, privacy, and security in educational environments)

Coordinate with distributed teams across different time zones, ensuring clear and efficient communication

Skills:

Skilled in code review, system architecture, and software best practices

Proficiency in backend languages and frontend frameworks

Excellent
- solving, communication, leadership and collaboration skills

High level of Spanish and English

Artificial Intelligence and Machine Learning: Familiarity with Generative AI (Chat GPT, Prompting, APIs, Fine-tuning) and Machine Learning algorithms (Python)

Personal Attributes:

Strong
- solving skills and attention to detail

Excellent communication and interpersonal skills

Ability to work independently and as part of a team

Proactive and adaptable to a
- paced and dynamic environment

Commitment to social mission and inclusive education

Education and Experience (minimums):

5+ years of software engineering experience with
- stack development

Strong experience in Dev
Ops / cloud infrastructure (AWS, CI/CD pipelines)

Experience in projects using PHP (Laravel), React. JS, Next. JS

Knowledge of data security and regulatory compliance (GDPR, FERPA, or other relevant frameworks)

Experience with databases (eg. My
SQL, Maria
DB, Supabase, Mongo
DB), caching, and API design

Experience integrating AI/ML models into production applications

Experience leading distributed or remote teams

Basic knowledge of web accessibility (WCAG) and inclusive UX practices

To Apply :

Qualified candidates may apply on or before October 3, 2025, to careers@jumpmath. org with a cover letter and resume. Please include position title in subject line of email. Please use the cover letter to explain in one page how your qualifications match our requirements and why this job is right for you at this point in your career.

We thank all applicants for their interest. Qualified candidates will be interviewed as applications are received until a suitable candidate is hired. Only those considered for an interview will be contacted. No phone calls please.

JUMP Math is committed to diversity within its community and especially welcomes applications from racialized persons/persons of colour, women, Indigenous/Aboriginal people of North America, persons with disabilities, LGBTQ persons, and others who may contribute to further diversification of ideas. All qualified candidates are encouraged to apply. If you require accessibility accommodation, please indicate in your application.