Certificate Overview
The Algorithms and Computer Architecture Graduate Certificate grounds you in the theoretical and systems-level principles behind high-performance computing. In four courses, you’ll explore data structures, algorithm design, computational complexity, and systems programming.
Designed for working professionals seeking deeper technical expertise, this fully online certificate gives you the flexibility to learn on your schedule. Courses are taught by faculty from Harvard and industry who bring both academic rigor and real-world perspective to advanced computing.
This graduate certificate is part of the optional Computer Science Certificate and Degree Pathway.
Skills You'll Gain
Through the Algorithms and Computer Architecture Graduate Certificate program, you’ll learn to:
- Analyze and design efficient algorithms to solve computational problems.
- Apply principles of computability and complexity to evaluate algorithm performance.
- Explain how operating systems, computer architecture, and compilers coordinate computational processes.
- Evaluate trade-offs between hardware architecture and software performance.
- Architect scalable computing solutions by applying algorithmic and architectural principles.
Career Outlook
This certificate helps you move beyond writing code to an understanding of how algorithms and computer architecture drive performance, scalability, and efficiency. The skills you gain position you for advanced graduate study or research-intensive positions. You’ll gain the credibility for advanced software and system roles, such as:
- Software Engineer
- Computer Systems Engineer
- Algorithm Designer
- Compiler Engineer
- Computer Science Educator or Research Assistant
Courses
The Algorithms and Computer Architecture Certificate includes four online courses.
Three required courses:
- CSCI 10B Introduction to Computer Science using Java II
- CSCI 22 Data Structures
- CSCI 120 Introduction to Algorithms, Computability, and Complexity
One course in theoretical computer science & architecture, chosen from the following options:
- CSCI 28 Unix/Linux System Programming
- CSCI 61 Systems Programming and Machine Organization
Selecting courses. Multiple course options are available during fall, spring, and summer terms. Offerings vary by term. Explore current options in the DCE Course Search & Registration platform.
Upcoming Term: Fall 2026
Enroll in your first certificate course this fall — no application required.
Pre-registration opens July 6. Registration opens July 20 at 9 a.m. ET.
Featured Faculty
Our computer science instructors are highly rated educators, with students giving our faculty an average rating of 4.6 out of 5. The following teach the three required courses.
Henry H. Leitner
Senior Lecturer on Computer Science, Harvard University
David G. Sullivan
Master Lecturer on Computer Science, Boston University
Salil P. Vadhan
Vicky Joseph Professor of Computer Science and Applied Mathematics and Harvard College Professor, Harvard University
Computer Science Certificate and Degree Pathway
The Algorithms and Computer Architecture Graduate Certificate can be completed on its own or applied toward the Computer Science Master’s Degree Program.
Two courses for the certificate (CSCI 10B and CSCI 22) enable you to:
- Fulfill the “earn your way in” admissions requirement.
- Earn the Programming Foundations and Data Structures Microcertificate.
After admission, you can complete two additional courses to earn the graduate certificate while also applying them toward your master’s degree.
Learn more about degree admissions, requirements, and timeline.
Tuition
Support and Resources
Access to career resources, including webinars, advising, and career fairs
Weekly virtual office hours with the student advising team
Affiliate membership in the Harvard Extension Alumni Association
Earning Your Certificate
If you take two courses per semester, you can complete your certificate in 8 months. If you prefer a more flexible pace, you have up to three years to finish.
There is no formal application required. You simply register for each course.
To meet the requirements for the certificate:
- Complete the four certificate courses for graduate credit.
- Earn at least a B grade in each course.
- Complete all courses within three years of starting your first eligible certificate course.
Learn more about pursuing a certificate and the process of requesting your certificate.
FAQs
Who is this certificate designed for?
The algorithms certificate is best suited for learners with prior programming experience who want to deepen their understanding of how software performs at scale. It is ideal for software developers, engineers, and technical professionals looking to strengthen their skills in algorithms, systems, and performance optimization.
How are the concepts in this certificate applied in real-world roles?
The concepts covered — such as algorithm efficiency, system design, and hardware-aware programming — are used across a range of sectors, from software engineering and data systems to cloud infrastructure and high-performance computing.
What makes this certificate different from other programming or software development programs?
This certificate emphasizes the underlying systems that make software efficient and scalable. You’ll gain a deeper understanding of algorithm design, data structures, and computer architecture — skills that are critical for solving complex technical problems and advancing into more senior engineering roles.
