TierTwelve Senior Software Engineer – Java/Python/AI (Work From Home)

Nelnet Philippines Inc; Philippines; On-site; PHP 800,000 - 1,800,000; Full time

Job summary

Nelnet Philippines Inc seeks a Senior Software Engineer to lead backend systems and AI-enabled applications, mentoring engineers and guiding scalable development for long-term maintainability.

Role emphasizes technical guidance, solution reviews, and collaboration with the team to deliver secure, reliable services and AI-integrated features across projects.

The position supports TierTwelve Team initiatives for special education services, delivering custom backend solutions for school districts.

Qualifications

• Strong experience as a software engineer with backend/AI focus.
• Proficient in Python for backend or AI development.
• Proficient in Java for backend or enterprise apps.
• Experience designing and maintaining RESTful APIs and backend services.
• Understanding of backend concepts like security, scalability, reliability.
• Experience with SQL and relational databases; NoSQL is a plus.
• Knowledge of AI/ML, LLMs, prompt engineering, vector databases.

Responsibilities

• Lead development, enhancement, and maintenance of backend services and APIs using Java and Python.
• Guide integration of AI/ML features into applications.
• Review approaches and recommend future development options.
• Mentor engineers through code reviews and technical discussions.
• Write clean, scalable code and support testing, debugging, and deployment.
• Collaborate with team and stakeholders to clarify requirements.
• Advocate for security, performance, reliability, and maintainability.

Skills

Backend development

Python

Java

RESTful APIs

AI/ML

Agile

Team mentoring

Tools

SQL

NoSQL

Relational databases

Vector databases

Job description

We are looking for a Senior Software Engineer – Java/Python/AI to lead and support the development of backend systems and AI-enabled applications. This role is ideal for an experienced engineer who can provide technical guidance, mentor less experienced engineers, and recommend future development options that improve quality, scalability, and long-term maintainability.

The Senior Software Engineer will focus on technical guidance: helping the team make sound engineering decisions, reviewing solution approaches, advocating for improvements, and working with the whole team to accomplish shared goals.

TierTwelve Team for special education services, working with School districts to provide custom solutions for early identification where students need assistance in education.

Job Qualifications

• Strong practical experience as a Software Engineer, Backend Developer, or AI/ML-focused Engineer
• Strong experience with Python for backend or AI-related development
• Strong experience with Java for backend or enterprise applications
• Experience designing, building, integrating, and maintaining RESTful APIs and backend services
• Strong understanding of backend concepts such as service integration, error handling, security, scalability, and reliability
• Experience with SQL and relational databases; NoSQL exposure is a plus
• Practical understanding of AI, machine learning, LLMs, prompt engineering, RAG concepts, vector databases, or DSPy
• Experience working in Agile development environments and collaborating across teams
• Ability to mentor engineers, provide technical guidance, and recommend improvements

Responsibilities and Duties

• Lead the development, enhancement, and maintenance of backend services and APIs using Java and Python
• Guide the implementation and integration of AI or machine learning features into applications
• Review solution approaches and recommend future development options
• Mentor less experienced engineers through code reviews, technical discussions, and shared best practices
• Write and promote clean, well-structured, maintainable, and scalable code
• Support testing, debugging, deployment readiness, and production-quality delivery
• Collaborate with team members and stakeholders to clarify requirements and align technical decisions
• Advocate for improvements in security, performance, reliability, and long-term maintainability
• Help the whole team accomplish shared goals while continuously improving engineering practices

Our Values

• Creating an awesome work environment
• Pursuing opportunities for diversification and growth
• Communicating openly and honestly
• Giving back to the communities in which we live and work