Introduction to Internship Recommendation Letters in Indonesia 2026
An internship recommendation letter plays a crucial role in securing valuable internship opportunities for students and young professionals in Indonesia. As the job market becomes increasingly competitive, a well-crafted recommendation letter can significantly enhance a candidate’s chances of standing out. This guide provides 25+ sample internship recommendation letters tailored for Indonesia in 2026, covering various industries and scenarios.
These samples are designed to help students, professors, and professionals understand the structure and tone required for effective recommendation letters. Each letter is formatted to meet professional standards, ensuring clarity, conciseness, and impact.
1. Sample Internship Recommendation Letter for Engineering Students
Prof. Dr. Rizal Sudrajat
Department of Mechanical Engineering
Universitas Indonesia
Depok, West Java 16424
February 15, 2026
To Whom It May Concern,
I am writing to wholeheartedly recommend Mr. Adi Putra for the internship program at PT. Petrokimia Gresik. As his academic advisor, I have witnessed his exceptional dedication to mechanical engineering, particularly in fluid dynamics and thermodynamics.
During his time at Universitas Indonesia, Adi consistently demonstrated a strong work ethic and a keen interest in practical applications of engineering principles. His final project on “Optimization of Industrial Cooling Systems” showcased his ability to combine theoretical knowledge with real-world problem-solving skills.
Please feel free to contact me at rsudrajat@ui.ac.id if you require further information.
Sincerely,
Prof. Dr. Rizal Sudrajat
2. Sample Internship Recommendation Letter for Business Students
Dr. Lestari Widowati
Faculty of Business and Economics
Universitas Gadjah Mada
Yogyakarta 55281
March 10, 2026
Dear Hiring Manager,
I am delighted to recommend Ms. Ayu Lestari for the marketing internship position at Unilever Indonesia. As her lecturer in Strategic Marketing, I have observed her outstanding analytical skills and creative approach to market research.
Ayu has consistently ranked among the top students in her class, demonstrating a deep understanding of consumer behavior and a flair for innovative marketing strategies. Her group project on “Digital Marketing Campaigns for FMCG Products” was particularly impressive, showcasing her ability to analyze market trends and develop actionable strategies.
Feel free to contact me at lwidowati@ugm.ac.id for any further inquiries.
Best regards,
Dr. Lestari Widowati
3. Sample Internship Recommendation Letter for IT Students
Dr. Budi Hartono
School of Electrical Engineering and Informatics
Institut Teknologi Bandung
Bandung 40132
April 2, 2026
Dear Hiring Manager,
I am pleased to recommend Mr. Riko Wijaya for the software development internship at Gojek. As his supervisor for the “Mobile Application Development” course, I have witnessed his exceptional programming skills and ability to work collaboratively in a team.
Riko has demonstrated a strong proficiency in Java and Kotlin, as well as a keen interest in emerging technologies such as artificial intelligence and machine learning. His final project, a mobile app for waste management, showcased his ability to combine technical skills with social responsibility.
Feel free to contact me at bhartono@itb.ac.id for any further information.
Best regards,
Dr. Budi Hartono
4. Sample Internship Recommendation Letter for Medical Students
Dr. Sri Wahyuni
Faculty of Medicine
Universitas Airlangga
Surabaya 60115
May 5, 2026
Dear Hiring Manager,
I am delighted to recommend Ms. Dina Rakhma for the medical internship program at Rumah Sakit Cipto Mangunkusumo. As her lecturer in Clinical Medicine, I have observed her compassionate approach to patient care and excellent clinical skills.
Dina has consistently demonstrated a strong commitment to learning and a deep understanding of medical ethics. Her participation in the “Community Health Program” showcased her ability to work effectively in challenging environments and provide high-quality patient care.
Feel free to contact me at swahyuni@unair.ac.id for any further inquiries.
Best regards,
Dr. Sri Wahyuni
5. Sample Internship Recommendation Letter for Environmental Science Students
Dr. Agus Purnomo
Center for Environmental Science
Universitas Padjadjaran
Bandung 40123
June 1, 2026
Dear Hiring Manager,
I am pleased to recommend Ms. Liza Amelia for the environmental internship program at the Ministry of Environment and Forestry. As her thesis advisor, I have witnessed her passion for environmental conservation and excellent research skills.
Liza’s thesis on “Sustainable Waste Management Practices in Urban Areas” demonstrated her ability to conduct rigorous research and develop practical solutions to environmental challenges. Her strong analytical skills and commitment to sustainability make her an excellent candidate for your program.
Feel free to contact me at apurnomo@unpad.ac.id for any further information.
Best regards,
Dr. Agus Purnomo
6. Sample Internship Recommendation Letter for Law Students
Dr. Hj. Rini Andriani
Faculty of Law
Universitas Diponegoro
Semarang 50275
July 10, 2026
Dear Hiring Manager,
I am delighted to recommend Ms. Shinta Dewi for the legal internship program at Hadiputranto, Hadinoto & Partners. As her lecturer in Corporate Law, I have observed her sharp analytical mind and excellent understanding of legal principles.
Shinta has consistently demonstrated a strong interest in commercial law and a keen ability to analyze complex legal cases. Her participation in the “Legal Aid Clinic” showcased her ability to apply legal knowledge in real-world scenarios and provide sound legal advice.
Feel free to contact me at randriani@undip.ac.id for any further inquiries.
Best regards,
Dr. Hj. Rini Andriani
7. Sample Internship Recommendation Letter for Psychology Students
Dr. Andi Setiawan
Department of Psychology
Universitas Hasanuddin
Makassar 90245
August 15, 2026
Dear Hiring Manager,
I am pleased to recommend Ms. Nuraeni Sahidu for the psychology internship program at RSJ Prof. Dr. Mattulada. As her thesis advisor, I have witnessed her compassionate approach to mental health care and excellent interpersonal skills.
Nuraeni’s thesis on “Counseling Strategies for Adolescents with Behavioral Disorders” demonstrated her ability to conduct thorough research and develop effective counseling techniques. Her strong empathy and commitment to improving mental health make her an excellent candidate for your program.
Feel free to contact me at asetiawan@unhas.ac.id for any further information.
Best regards,
Dr. Andi Setiawan
8. Sample Internship Recommendation Letter for Architecture Students
Dr. Ir. Tono Sulistio
Department of Architecture
Universitas Sebelas Maret
Surakarta 57126
September 5, 2026
Dear Hiring Manager,
I am delighted to recommend Mr. Budi Prasetyo for the architecture internship program at PT. Airmas Asri. As his academic advisor, I have observed his exceptional design skills and deep understanding of sustainable architecture.
Budi’s final project on “Green Building Design for Urban Areas” showcased his ability to combine aesthetic design with environmental sustainability and develop innovative solutions to urban planning challenges. His strong work ethic and creative approach to design make him an excellent candidate for your program.
Feel free to contact me at tsulistio@uns.ac.id for any further inquiries.
Best regards,
Dr. Ir. Tono Sulistio
9. Sample Internship Recommendation Letter for Nursing Students
Dr. Nurhayati, S.Kp
Faculty of Nursing
Universitas Andalas
Padang 25163
October 10, 2026
Dear Hiring Manager,
I am pleased to recommend Ms. Fitri Yanti for the nursing internship program at Rumah Sakit Umum Pusat Persahabatan. As her clinical instructor, I have witnessed her compassionate approach to patient care and excellent clinical skills.
Fitri has consistently demonstrated a strong commitment to learning and a deep understanding of nursing principles. Her participation in the “Community Health Nursing” program showcased her ability to work effectively in diverse healthcare settings and provide high-quality patient care.
Feel free to contact me at nurhayati@unand.ac.id for any further information.
Best regards,
Dr. Nurhayati, S.Kp
10. Sample Internship Recommendation Letter for Agricultural Science Students
Dr. Ir. Sri Widowati
Faculty of Agricultural Science
Universitas Brawijaya
Malang 65145
November 1, 2026
Dear Hiring Manager,
I am delighted to recommend Mr. Anton Wahyu for the agricultural internship program at PT. East Java Plantations. As his thesis advisor, I have witnessed his strong interest in sustainable agriculture and excellent research skills.
Anton’s thesis on “Organic Farming Practices for Coffee Plantations” demonstrated his ability to conduct rigorous research and develop practical solutions to agricultural challenges. His strong analytical skills and commitment to environmental sustainability make him an excellent candidate for your program.
Feel free to contact me at swidowati@ub.ac.id for any further inquiries.
Best regards,
Dr. Ir. Sri Widowati
11. Sample Internship Recommendation Letter for Education Students
Dr. H. Ahmad Rifai
Faculty of Teacher Training and Education
Universitas Syiah Kuala
Banda Aceh 23111
December 5, 2026
Dear Hiring Manager,
I am pleased to recommend Ms. Laila Nurul for the education internship program at the Aceh Provincial Education Office. As her lecturer in Educational Psychology, I have observed her strong passion for education and excellent teaching skills.
Laila has consistently demonstrated a strong commitment to improving education quality and a keen interest in innovative teaching methods. Her participation in the “Teacher Training Program” showcased her ability to design effective lesson plans and engage students in active learning.
Feel free to contact me at arifai@unsyiah.ac.id for any further information.
Best regards,
Dr. H. Ahmad Rifai
12. Sample Internship Recommendation Letter for Social Science Students
Dr. H. M. Syukur
Faculty of Social and Political Sciences
Universitas Padjadjaran
Bandung 40123
January 10, 2026
Dear Hiring Manager,
I am delighted to recommend Ms. Dewi Kusumaningtyas for the social science internship program at the Indonesian Institute of Social and Economic Research. As her thesis advisor, I have witnessed her strong analytical skills and deep understanding of social issues.
Dewi’s thesis on “The Impact of Social Media on Political Participation” demonstrated her ability to conduct rigorous research and develop insightful analyses of social phenomena. Her strong critical thinking skills and commitment to social justice make her an excellent candidate for your program.
Feel free to contact me at hsyukur@unpad.ac.id for any further inquiries.
Best regards,
Dr. H. M. Syukur
13. Sample Internship Recommendation Letter for Pharmacy Students
Dr. Apt. Sri Mulyani
Faculty of Pharmacy
Universitas Gadjah Mada
Yogyakarta 55281
February 20, 2026
Dear Hiring Manager,
I am pleased to recommend Ms. Rina Dwi Lestari for the pharmacy internship program at PT. Kimia Farma. As her academic advisor, I have observed her strong interest in pharmaceutical research and excellent laboratory skills.
Rina has consistently demonstrated a strong commitment to learning and a keen interest in drug development. Her final project on “Synthesis and Characterization of New Drug Compounds” showcased her ability to conduct rigorous research and develop innovative solutions in the field of pharmacy.
Feel free to contact me at smulyani@ugm.ac.id for any further information.
Best regards,
Dr. Apt. Sri Mulyani
14. Sample Internship Recommendation Letter for Fine Arts Students
Dr. Seniati, M.Sn.
Faculty of Fine Arts and Design
Institut Seni Indonesia Yogyakarta
Yogyakarta 55002
March 15, 2026
Dear Hiring Manager,
I am delighted to recommend Ms. Winda Ayu for the fine arts internship program at the Indonesian National Gallery. As her thesis advisor, I have witnessed her exceptional artistic talent and deep understanding of contemporary art.
Winda’s thesis on “Exploring Identity through Mixed Media Art” demonstrated her ability to combine traditional and modern artistic techniques and express complex ideas through her work. Her strong creativity and commitment to artistic excellence make her an excellent candidate for your program.
Feel free to contact me at seniati@isi.ac.id for any further inquiries.
Best regards,
Dr. Seniati, M.Sn.
15. Sample Internship Recommendation Letter for Veterinary Science Students
Dr. Ir. Bambang Suryobroto
Faculty of Veterinary Medicine
Universitas Airlangga
Surabaya 60115
April 25, 2026
Dear Hiring Manager,
I am pleased to recommend Mr. Agus Setiawan for the veterinary internship program at the Indonesian Veterinary Association. As his clinical instructor, I have witnessed his strong commitment to animal welfare and excellent clinical skills.
Agus has consistently demonstrated a strong interest in veterinary medicine and a keen ability to diagnose and treat animal health issues. His participation in the “Animal Health and Welfare” program showcased his ability to work effectively in clinical settings and provide compassionate care to animals.
Feel free to contact me at bsuryobroto@unair.ac.id for any further information.
Best regards,
Dr. Ir. Bambang Suryobroto
16. Sample Internship Recommendation Letter for Economics Students
Dr. Ir. Rina Suryani
Faculty of Economics and Business
Universitas Padjadjaran
Bandung 40123
May 10, 2026
Dear Hiring Manager,
I am delighted to recommend Ms. Intan Sari for the economics internship program at Bank Indonesia. As her thesis advisor, I have witnessed her strong analytical skills and deep understanding of macroeconomic principles.
Intan’s thesis on “The Impact of Monetary Policy on Economic Growth in Indonesia” demonstrated her ability to conduct rigorous research and develop insightful analyses of economic phenomena. Her strong critical thinking skills and commitment to economic development make her an excellent candidate for your program.
Feel free to contact me at rsuryani@unpad.ac.id for any further inquiries.
Best regards,
Dr. Ir. Rina Suryani
17. Sample Internship Recommendation Letter for Computer Science Students
Dr. Budi Kurniawan
Department of Computer Science and Information Technology
Universitas Gadjah Mada
Yogyakarta 55281
June 5, 2026
Dear Hiring Manager,
I am pleased to recommend Mr. Rangga Wiratama for the computer science internship program at Google Indonesia. As his thesis advisor, I have witnessed his exceptional programming skills and deep understanding of artificial intelligence.
Rangga’s thesis on “Developing Machine Learning Algorithms for Natural Language Processing” demonstrated his ability to conduct cutting-edge research and develop innovative solutions in the field of computer science. His strong analytical skills and commitment to technological advancement make him an excellent candidate for your program.
Feel free to contact me at bkurniawan@ugm.ac.id for any further information.
Best regards,
Dr. Budi Kurniawan
18. Sample Internship Recommendation Letter for Public Health Students
Dr. Ir. Sri Hartini
Faculty of Public Health
Universitas Indonesia
Depok 16424
July 20, 2026
Dear Hiring Manager,
I am delighted to recommend Ms. Dwi Lestari for the public health internship program at the World Health Organization. As her thesis advisor, I have witnessed her strong commitment to improving public health and excellent research skills.
Dwi’s thesis on “The Impact of Air Pollution on Respiratory Health in Urban Areas” demonstrated her ability to conduct rigorous research and develop practical solutions to public health challenges. Her strong analytical skills and commitment to health equity make her an excellent candidate for your program.
Feel free to contact me at shartini@ui.ac.id for any further inquiries.
Best regards,
Dr. Ir. Sri Hartini
19. Sample Internship Recommendation Letter for Mathematics Students
Dr. H. Ahmad Zaki
Department of Mathematics
Universitas Negeri Malang
Malang 65145
August 10, 2026
Dear Hiring Manager,
I am pleased to recommend Mr. Fajar Setiawan for the mathematics internship program at the Indonesian Institute of Sciences. As his thesis advisor, I have witnessed his exceptional mathematical abilities and deep understanding of advanced mathematical theories.
Fajar’s thesis on “Applications of Differential Equations in Financial Modeling” demonstrated his ability to apply mathematical concepts to real-world problems and develop innovative solutions in the field of mathematics. His strong analytical skills and commitment to academic excellence make him an excellent candidate for your program.
Feel free to contact me at ahzaki@um.ac.id for any further information.
Best regards,
Dr. H. Ahmad Zaki
20. Sample Internship Recommendation Letter for Physics Students
Dr. Ir. Tono Hartono
Department of Physics
Institut Teknologi Sepuluh Nopember
Surabaya 60111
September 15, 2026
Dear Hiring Manager,
I am delighted to recommend Mr. Aditya Pratama for the physics internship program at the Indonesian National Institute of Aeronautics and Space. As his thesis advisor, I have witnessed his strong interest in astrophysics and excellent research skills.
Aditya’s thesis on “The Study of Black Hole Dynamics Using Computational Simulations” demonstrated his ability to conduct rigorous research and develop innovative solutions in the field of physics. His strong analytical skills and commitment to scientific advancement make him an excellent candidate for your program.
Feel free to contact me at thartono@its.ac.id for any further inquiries.
Best regards,
Dr. Ir. Tono Hartono
21. Sample Internship Recommendation Letter for Chemistry Students
Dr. Ir. Rina Sari
Department of Chemistry
Universitas Sebelas Maret
Surakarta 57126
October 5, 2026
Dear Hiring Manager,
I am pleased to recommend Ms. Lestari Wahyu for the chemistry internship program at PT. Pertamina. As her thesis advisor, I have witnessed her strong interest in organic chemistry and excellent laboratory skills.
Lestari’s thesis on “Synthesis and Characterization of Biofuels from Renewable Resources” demonstrated her ability to conduct rigorous research and develop innovative solutions in the field of chemistry. Her strong analytical skills and commitment to sustainable energy make her an excellent candidate for your program.
Feel free to contact me at rsari@uns.ac.id for any further information.
Best regards,
Dr. Ir. Rina Sari
22. Sample Internship Recommendation Letter for Biology Students
Dr. H. M. Syafruddin
Department of Biology
Universitas Hasanuddin
Makassar 90245
November 10, 2026
Dear Hiring Manager,
I am delighted to recommend Ms. Nurul Hidayah for the biology internship program at the Indonesian Institute of Biodiversity. As her thesis advisor, I have witnessed her strong interest in marine biology and excellent research skills.
Nurul’s thesis on “The Impact of Coral Reef Degradation on Marine Ecosystems” demonstrated her ability to conduct rigorous research and develop practical solutions to environmental challenges. Her strong analytical skills and commitment to environmental conservation make her an excellent candidate for your program.
Feel free to contact me at msyafruddin@unhas.ac.id for any further inquiries.
Best regards,
Dr. H. M. Syafruddin
23. Sample Internship Recommendation Letter for Civil Engineering Students
Dr. Ir. Bambang Wijoyo
Department of Civil Engineering
Universitas Atma Jaya Yogyakarta
Yogyakarta 55223
December 15, 2026
Dear Hiring Manager,
I am pleased to recommend Mr. Andi Setiawan for the civil engineering internship program at PT. Adhi Karya. As his academic advisor, I have witnessed his strong interest in structural engineering and excellent design skills.
Andi’s final project on “Design and Analysis of High-Rise Buildings” showcased his ability to apply engineering principles to real-world challenges and develop innovative solutions in the field of civil engineering. His strong work ethic and commitment to engineering excellence make him an excellent candidate for your program.
Feel free to contact me at bwijoyo@uajy.ac.id for any further information.
Best regards,
Dr. Ir. Bambang Wijoyo
24. Sample Internship Recommendation Letter for Electrical Engineering Students
Dr. Ir. Sri Wahyuni
Department of Electrical Engineering
Universitas Lampung
Bandar Lampung 35145
January 20, 2026
Dear Hiring Manager,
I am delighted to recommend Mr. Rudi Hartono for the electrical engineering internship program at PT. PLN. As his thesis advisor, I have witnessed his strong interest in power systems and excellent technical skills.
Rudi’s thesis on “Design and Implementation of Smart Grid Systems” demonstrated his ability to conduct rigorous research and develop innovative solutions in the field of electrical engineering. His strong analytical skills and commitment to technological advancement make him an excellent candidate for your program.
Feel free to contact me at swahyuni@unila.ac.id for any further inquiries.
Best regards,
Dr. Ir. Sri Wahyuni
25. Sample Internship Recommendation Letter for Industrial Engineering Students
Dr. Ir. Budi Kurniawan
Department of Industrial Engineering
Universitas Brawijaya
Malang 65145
February 28, 2026
Dear Hiring Manager,
I am pleased to recommend Ms. Ayu Lestari for the industrial engineering internship program at PT. Unilever Indonesia. As her thesis advisor, I have witnessed her strong interest in supply chain management and excellent analytical skills.
Ayu’s thesis on “Optimization of Supply Chain Logistics for Fast-Moving Consumer Goods” demonstrated her ability to conduct rigorous research and develop practical solutions to industrial challenges. Her strong problem-solving skills and commitment to process improvement make her an excellent candidate for your program.
Feel free to contact me at bkurniawan@ub.ac.id for any further information.
Best regards,
Dr. Ir. Budi Kurniawan
Conclusion
The above 25 samples provide a comprehensive guide for crafting internship recommendation letters in Indonesia for 2026. Each letter is tailored to specific fields and industries, ensuring relevance and effectiveness. By following these examples, students and professionals can create compelling recommendation letters that highlight their skills and qualifications, increasing their chances of securing valuable internship opportunities.
Remember to customize each letter according to the specific internship program and the candidate’s background. Emphasize the candidate’s relevant skills, academic achievements, and commitment to their field. This will ensure that the recommendation letter is both persuasive and professional.