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

Software Engineering, Software Development

icon type Full Time

icon location Ho Chi Minh

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?

  1. Workplace
  • 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.
  1. Benefits
  • 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).

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