Senior Software Engineer (C++, Python, AI/LLM)

Software Engineering, Software Development

LARION is a global software outsourcing partner with nearly two decades of industry expertise. We are a 100% Vietnamese technology company that specializes in turnkey solutions and the formation of highly skilled development teams for businesses of all sizes and industries. LARION, led by a team of successful entrepreneurs and dedicated technical experts, is a one-of-a-kind symphony in which we passionately create a frictionless future for customers while adhering to your exact needs and objectives.

I. What You’ll Do

• Provide technical support for global researchers, including diagnosing root causes of technical issues, troubleshooting Python and C++ code, and proposing scalable fixes and improvements.
• Investigate, debug, and resolve issues in C++ applications and data pipelines, with a strong focus on performance, stability, correctness, and maintainability.
• Explore and apply AI/LLM-based solutions to improve data processing, workflow efficiency, troubleshooting, documentation, and research support processes.
• Enrich a wide range of structured and unstructured data into high-quality datasets for quantitative analysis and financial engineering.
• Enhance data quality and integrity by developing validation tools and frameworks to measure the effectiveness of data enrichment pipelines.
• Develop a deep understanding of machine learning, deep learning, and emerging AI/LLM applications, and analyze the underlying dynamics and behaviors within the data.
• Generate insights from large-scale datasets and collaborate with research teams to identify opportunities for tradable signals.
• Design and develop utility tools to automate software development, testing, deployment, and monitoring workflows.

II. What We’re Looking For

• Minimum 4+ years of hands-on experience in software engineering, data engineering, machine learning, AI, or related technical domains.
• Practical experience with, and theoretical understanding of, deep neural networks, machine learning techniques, and modern AI approaches.
• Demonstrated ability to implement data science pipelines and real-time applications in Python and C++.
• Strong experience in debugging, troubleshooting, and improving C++ code, including performance analysis, root cause investigation, and code maintainability.
• Familiarity with AI/LLM tools and applications, including using large language models to support analysis, automation, technical troubleshooting, or workflow optimization.
• Proficiency with Python-based tools such as Jupyter Notebook and coding standards such as PEP 8.
• Proficiency with C++ tools and concepts such as STL, object-oriented programming, and debugging best practices.
• Strong academic background, with a minimum of a bachelor’s degree in a technical or quantitative field.
• Exceptional analytical and problem-solving abilities, with strong attention to detail.
• Strong software development skills, with the ability to convert broad use cases into reliable working solutions.
• Motivated by curiosity, continuous learning, and solving complex technical problems.

Nice to Have

• Experience as a data scientist or data engineer in finance or investment-related environments.
• Experience with Linux/Unix shell, Git, and software debugging tools.
• Practical experience with time-series forecasting and analysis methods.
• Experience applying AI/LLM technologies in engineering, analytics, data enrichment, support automation, or developer productivity use cases.
• Experience optimizing or troubleshooting C++-based systems in production or research environments.

III. Why Join LARION?

• Join a vibrant team working on cutting-edge projects.
• Collaborate with global experts to enhance your skills.
• Thrive in a culture of openness and respect, encouraging your full potential.

• Competitive salary, 13th-month salary, and performance-based bonuses.
• Comprehensive healthcare package, including statutory and accident insurance.
• Meal allowance and additional benefits for marriage, newborn, bereavement, and other life events.
• Access to Coursera and Udemy Business Premium, along with continuous English, technical, and soft skills training.
• Annual company trips, team-building activities, sports clubs (badminton, football, yoga, etc.), and vibrant employee engagement events.
• Recognition and rewards through quarterly, annual, team, individual, and long-service awards.
• Modern workplace with a fully stocked pantry and all necessary working equipment provided from day one.
• Engaging monthly events: Happy gatherings, mini-games, team birthday
  celebrations, year-end party, and more.
• Employee support fund for personal loans (e.g., housing, vehicle, education).
• Clear career development opportunities in a fast-growing technology company.

IV. Additional Information

• Location: QTSC1 Building, Quang Trung Software City, Trung My Tay Ward, (District 12), Ho Chi Minh City
• Working Hours: Monday to Friday: 08:30 AM – 06:00 PM (with a 1.5-hour lunch break).