Introduction
In today’s competitive job market, securing an internship is a crucial step toward launching your career. A well-crafted internship letter can make a significant difference in helping you stand out to potential employers. This guide provides 16+ professional internship letter examples tailored for Indonesia in 2026, offering practical advice on resume building and cover letter writing.
These examples are designed to help you create compelling internship applications that highlight your skills, education, and career goals. Whether you’re applying for internships in Jakarta, Surabaya, or other major cities in Indonesia, these templates will guide you in crafting polished and professional applications.
Each letter example includes essential elements such as a strong opening, clear objective, and a professional closing. By following these templates, you’ll be able to showcase your qualifications effectively and increase your chances of securing your desired internship.
1. Internship Application Letter for Marketing Internship
John Doe
Jl. Sudirman No. 123
Jakarta 10220
Indonesia
Jakarta, 15 February 2026
PT. Mega Corp
HR Department
Jl. MH. Thamrin No. 45
Jakarta 10310
Dear Hiring Manager,
I am writing to express my interest in the Marketing Internship position at PT. Mega Corp. As a third-year student majoring in Marketing at the University of Indonesia, I am eager to apply my knowledge in a dynamic and innovative environment.
During my academic journey, I have developed strong skills in digital marketing, market research, and campaign analysis. My proficiency in tools like Google Analytics and Social Media Management will enable me to contribute effectively to your team.
I am particularly drawn to PT. Mega Corp’s commitment to innovation and customer satisfaction. I am confident that this internship will provide me with the hands-on experience needed to further my career in marketing.
Thank you for considering my application. I look forward to the opportunity to discuss how I can contribute to your team.
Best regards,
John Doe
2. Internship Application Letter for Engineering Internship
Jane Smith
Jl. Gajah Mada No. 456
Surabaya 60234
Indonesia
Surabaya, 18 March 2026
PT. Engineering Solutions
HR Department
Jl. Raya Darmo No. 78
Surabaya 60264
Dear Hiring Manager,
I am writing to express my interest in the Engineering Internship position at PT. Engineering Solutions. As a final-year student in Mechanical Engineering at the Institute of Technology Surabaya, I am eager to apply my technical skills in a real-world setting.
During my studies, I have gained hands-on experience in CAD design, mechanical drafting, and project management. My academic projects, including the development of a sustainable energy system, have honed my problem-solving abilities and attention to detail.
I am impressed by PT. Engineering Solutions’ commitment to innovation and sustainability. I am confident that this internship will provide me with the practical experience needed to excel in my future career.
Thank you for considering my application. I look forward to the opportunity to discuss how I can contribute to your team.
Best regards,
Jane Smith
3. Internship Application Letter for Finance Internship
Michael Brown
Jl. Imam Bonjol No. 789
Bandung 40112
Indonesia
Bandung, 22 April 2026
PT. Financial Services Indonesia
HR Department
Jl. Asia Afrika No. 123
Bandung 40111
Dear Hiring Manager,
I am writing to express my interest in the Finance Internship position at PT. Financial Services Indonesia. As a second-year student majoring in Finance at the Bandung Institute of Technology, I am eager to gain practical experience in the financial sector.
During my academic journey, I have developed strong analytical skills in financial modeling, budgeting, and investment analysis. My participation in the university’s stock market simulation program has further enhanced my understanding of financial markets.
I am particularly drawn to PT. Financial Services Indonesia’s reputation for excellence in financial services. I am confident that this internship will provide me with the hands-on experience needed to further my career in finance.
Thank you for considering my application. I look forward to the opportunity to discuss how I can contribute to your team.
Best regards,
Michael Brown
4. Internship Application Letter for Human Resources Internship
Emily Johnson
Jl. Pemuda No. 321
Semarang 50132
Indonesia
Semarang, 5 May 2026
PT. HR Solutions Indonesia
HR Department
Jl. Sudirman No. 456
Semarang 50134
Dear Hiring Manager,
I am writing to express my interest in the Human Resources Internship position at PT. HR Solutions Indonesia. As a third-year student majoring in Psychology at the University of Diponegoro, I am eager to apply my knowledge of human behavior and organizational development in a professional setting.
During my studies, I have developed strong skills in recruitment, employee engagement, and training programs. My experience as a volunteer HR coordinator for a local non-profit organization has further honed my interpersonal and organizational skills.
I am particularly drawn to PT. HR Solutions Indonesia’s commitment to fostering a positive workplace culture. I am confident that this internship will provide me with the practical experience needed to excel in my future career in human resources.
Thank you for considering my application. I look forward to the opportunity to discuss how I can contribute to your team.
Best regards,
Emily Johnson
5. Internship Application Letter for Information Technology Internship
David Wilson
Jl. Teuku Umar No. 654
Bali 80321
Indonesia
Bali, 10 June 2026
PT. Tech Innovations Indonesia
HR Department
Jl. Raya Kuta No. 987
Bali 80361
Dear Hiring Manager,
I am writing to express my interest in the Information Technology Internship position at PT. Tech Innovations Indonesia. As a final-year student majoring in Computer Science at the University of Bali, I am eager to apply my technical skills in a dynamic and innovative environment.
During my academic journey, I have developed strong proficiency in software development, network administration, and cybersecurity. My participation in hackathons and coding competitions has further enhanced my problem-solving abilities and coding skills.
I am particularly drawn to PT. Tech Innovations Indonesia’s commitment to technological advancements. I am confident that this internship will provide me with the hands-on experience needed to further my career in information technology.
Thank you for considering my application. I look forward to the opportunity to discuss how I can contribute to your team.
Best regards,
David Wilson
6. Internship Application Letter for Sales and Marketing Internship
Sarah Taylor
Jl. Gajah Mada No. 543
Medan 20112
Indonesia
Medan, 15 July 2026
PT. Sales and Marketing Indonesia
HR Department
Jl. Sisingamangaraja No. 321
Medan 20111
Dear Hiring Manager,
I am writing to express my interest in the Sales and Marketing Internship position at PT. Sales and Marketing Indonesia. As a second-year student majoring in Business Administration at the University of Medan, I am eager to gain practical experience in the field of sales and marketing.
During my studies, I have developed strong skills in market research, customer relationship management, and sales strategies. My experience as a part-time sales representative at a local retail store has further honed my communication and negotiation skills.
I am particularly drawn to PT. Sales and Marketing Indonesia’s reputation for excellence in the industry. I am confident that this internship will provide me with the hands-on experience needed to further my career in sales and marketing.
Thank you for considering my application. I look forward to the opportunity to discuss how I can contribute to your team.
Best regards,
Sarah Taylor
7. Internship Application Letter for Environmental Science Internship
Robert Green
Jl. Bumi No. 876
Makassar 90234
Indonesia
Makassar, 20 August 2026
PT. Environmental Solutions Indonesia
HR Department
Jl. Sudirman No. 432
Makassar 90231
Dear Hiring Manager,
I am writing to express my interest in the Environmental Science Internship position at PT. Environmental Solutions Indonesia. As a third-year student majoring in Environmental Science at the University of Makassar, I am eager to apply my knowledge in a real-world setting.
During my studies, I have developed strong skills in environmental impact assessment, sustainable development, and conservation biology. My participation in local environmental conservation projects has further honed my fieldwork and analytical skills.
I am particularly drawn to PT. Environmental Solutions Indonesia’s commitment to environmental sustainability. I am confident that this internship will provide me with the practical experience needed to excel in my future career in environmental science.
Thank you for considering my application. I look forward to the opportunity to discuss how I can contribute to your team.
Best regards,
Robert Green
8. Internship Application Letter for Legal Internship
Jennifer White
Jl. Merdeka No. 789
Yogyakarta 55212
Indonesia
Yogyakarta, 1 September 2026
PT. Legal Services Indonesia
HR Department
Jl. Malioboro No. 654
Yogyakarta 55213
Dear Hiring Manager,
I am writing to express my interest in the Legal Internship position at PT. Legal Services Indonesia. As a final-year student majoring in Law at the University of Yogyakarta, I am eager to apply my knowledge of legal principles in a professional setting.
During my studies, I have developed strong skills in legal research, contract drafting, and litigation procedures. My experience as a legal assistant at a local law firm has further honed my analytical and communication skills.
I am particularly drawn to PT. Legal Services Indonesia’s reputation for excellence in legal services. I am confident that this internship will provide me with the hands-on experience needed to further my career in law.
Thank you for considering my application. I look forward to the opportunity to discuss how I can contribute to your team.
Best regards,
Jennifer White
9. Internship Application Letter for Graphic Design Internship
William Brown
Jl. Senen No. 321
Jakarta 10420
Indonesia
Jakarta, 10 October 2026
PT. Creative Design Indonesia
HR Department
Jl. Thamrin No. 567
Jakarta 10340
Dear Hiring Manager,
I am writing to express my interest in the Graphic Design Internship position at PT. Creative Design Indonesia. As a third-year student majoring in Visual Communication Design at the University of Indonesia, I am eager to apply my creative skills in a dynamic and innovative environment.
During my academic journey, I have developed strong proficiency in Adobe Creative Suite, branding, and visual storytelling. My participation in local design competitions has further enhanced my creative thinking and attention to detail.
I am particularly drawn to PT. Creative Design Indonesia’s commitment to excellence in graphic design. I am confident that this internship will provide me with the hands-on experience needed to further my career in graphic design.
Thank you for considering my application. I look forward to the opportunity to discuss how I can contribute to your team.
Best regards,
William Brown
10. Internship Application Letter for Public Relations Internship
Emma Davis
Jl. Pemuda No. 654
Surabaya 60234
Indonesia
Surabaya, 15 November 2026
PT. Public Relations Indonesia
HR Department
Jl. Darmo No. 987
Surabaya 60264
Dear Hiring Manager,
I am writing to express my interest in the Public Relations Internship position at PT. Public Relations Indonesia. As a second-year student majoring in Communication at the Institute of Technology Surabaya, I am eager to apply my knowledge of public relations in a professional setting.
During my studies, I have developed strong skills in media relations, crisis communication, and event management. My experience as a public relations coordinator for a local non-profit organization has further honed my communication and organizational skills.
I am particularly drawn to PT. Public Relations Indonesia’s reputation for excellence in public relations. I am confident that this internship will provide me with the hands-on experience needed to further my career in public relations.
Thank you for considering my application. I look forward to the opportunity to discuss how I can contribute to your team.
Best regards,
Emma Davis
11. Internship Application Letter for Supply Chain Management Internship
Daniel Lee
Jl. Gajah Mada No. 432
Bandung 40112
Indonesia
Bandung, 20 December 2026
PT. Supply Chain Solutions Indonesia
HR Department
Jl. Asia Afrika No. 321
Bandung 40111
Dear Hiring Manager,
I am writing to express my interest in the Supply Chain Management Internship position at PT. Supply Chain Solutions Indonesia. As a final-year student majoring in Industrial Engineering at the Bandung Institute of Technology, I am eager to apply my knowledge of supply chain management in a real-world setting.
During my studies, I have developed strong skills in logistics, inventory management, and supply chain optimization. My participation in academic projects focusing on supply chain efficiency has further enhanced my analytical and problem-solving abilities.
I am particularly drawn to PT. Supply Chain Solutions Indonesia’s commitment to excellence in supply chain management. I am confident that this internship will provide me with the hands-on experience needed to further my career in this field.
Thank you for considering my application. I look forward to the opportunity to discuss how I can contribute to your team.
Best regards,
Daniel Lee
12. Internship Application Letter for Hospitality Management Internship
Olivia Green
Jl. Pemuda No. 987
Bali 80321
Indonesia
Bali, 1 January 2026
PT. Hospitality Indonesia
HR Department
Jl. Raya Kuta No. 654
Bali 80361
Dear Hiring Manager,
I am writing to express my interest in the Hospitality Management Internship position at PT. Hospitality Indonesia. As a third-year student majoring in Hospitality Management at the University of Bali, I am eager to apply my knowledge in a dynamic and customer-focused environment.
During my studies, I have developed strong skills in customer service, event planning, and hotel operations. My experience as a part-time front desk staff at a local hotel has further honed my interpersonal and organizational skills.
I am particularly drawn to PT. Hospitality Indonesia’s commitment to providing exceptional customer experiences. I am confident that this internship will provide me with the hands-on experience needed to further my career in hospitality management.
Thank you for considering my application. I look forward to the opportunity to discuss how I can contribute to your team.
Best regards,
Olivia Green
13. Internship Application Letter for Education Internship
Sophia Rodriguez
Jl. Sudirman No. 321
Jakarta 10220
Indonesia
Jakarta, 10 February 2026
PT. Education Services Indonesia
HR Department
Jl. Thamrin No. 456
Jakarta 10340
Dear Hiring Manager,
I am writing to express my interest in the Education Internship position at PT. Education Services Indonesia. As a second-year student majoring in Education at the University of Indonesia, I am eager to apply my knowledge of educational principles in a professional setting.
During my studies, I have developed strong skills in curriculum development, classroom management, and educational technology. My experience as a teaching assistant at a local school has further honed my communication and leadership skills.
I am particularly drawn to PT. Education Services Indonesia’s commitment to improving education in Indonesia. I am confident that this internship will provide me with the hands-on experience needed to further my career in education.
Thank you for considering my application. I look forward to the opportunity to discuss how I can contribute to your team.
Best regards,
Sophia Rodriguez
14. Internship Application Letter for Healthcare Management Internship
Michael Clark
Jl. Gajah Mada No. 654
Surabaya 60234
Indonesia
Surabaya, 15 March 2026
PT. Healthcare Indonesia
HR Department
Jl. Darmo No. 987
Surabaya 60264
Dear Hiring Manager,
I am writing to express my interest in the Healthcare Management Internship position at PT. Healthcare Indonesia. As a final-year student majoring in Healthcare Management at the Institute of Technology Surabaya, I am eager to apply my knowledge in a real-world setting.
During my studies, I have developed strong skills in healthcare administration, patient care management, and medical ethics. My participation in local health campaigns has further enhanced my understanding of community health needs.
I am particularly drawn to PT. Healthcare Indonesia’s commitment to providing high-quality healthcare services. I am confident that this internship will provide me with the hands-on experience needed to further my career in healthcare management.
Thank you for considering my application. I look forward to the opportunity to discuss how I can contribute to your team.
Best regards,
Michael Clark
15. Internship Application Letter for Renewable Energy Internship
Emma Wilson
Jl. Imam Bonjol No. 876
Bali 80321
Indonesia
Bali, 20 April 2026
PT. Renewable Energy Indonesia
HR Department
Jl. Raya Kuta No. 432
Bali 80361
Dear Hiring Manager,
I am writing to express my interest in the Renewable Energy Internship position at PT. Renewable Energy Indonesia. As a third-year student majoring in Environmental Engineering at the University of Bali, I am eager to apply my knowledge of renewable energy technologies in a professional setting.
During my studies, I have developed strong skills in solar energy systems, wind turbine design, and energy efficiency optimization. My participation in academic projects focusing on sustainable energy solutions has further enhanced my technical and analytical abilities.
I am particularly drawn to PT. Renewable Energy Indonesia’s commitment to promoting sustainable energy solutions. I am confident that this internship will provide me with the hands-on experience needed to further my career in renewable energy.
Thank you for considering my application. I look forward to the opportunity to discuss how I can contribute to your team.
Best regards,
Emma Wilson
16. Internship Application Letter for Non-Profit Organization Internship
David Martinez
Jl. Merdeka No. 543
Yogyakarta 55212
Indonesia
Yogyakarta, 1 May 2026
PT. Non-Profit Solutions Indonesia
HR Department
Jl. Malioboro No. 321
Yogyakarta 55213
Dear Hiring Manager,
I am writing to express my interest in the Non-Profit Organization Internship position at PT. Non-Profit Solutions Indonesia. As a second-year student majoring in Social Work at the University of Yogyakarta, I am eager to apply my knowledge of community development in a professional setting.
During my studies, I have developed strong skills in community outreach, program development, and fundraising strategies. My experience as a volunteer coordinator for a local non-profit organization has further honed my interpersonal and organizational skills.
I am particularly drawn to PT. Non-Profit Solutions Indonesia’s commitment to making a positive impact in the community. I am confident that this internship will provide me with the hands-on experience needed to further my career in non-profit management.
Thank you for considering my application. I look forward to the opportunity to discuss how I can contribute to your team.
Best regards,
David Martinez
Conclusion
Crafting a compelling internship letter is essential for making a strong impression on potential employers. By tailoring your application to the specific requirements of the internship and highlighting your relevant skills and experiences, you can increase your chances of securing your desired position. Use these 16 internship letter examples as a guide to create polished and professional applications that showcase your qualifications and career aspirations.
Remember to always customize your letter for each application, emphasizing how your skills and experiences align with the internship requirements. With dedication and persistence, you’ll be well on your way to securing a valuable internship experience in Indonesia in 2026.