[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All IBM jobs](https://jobs.opennash.com/companies/ibm/) · [Search jobs](/search/) IBM · Poughkeepsie, NY # z/OS Core Technologies Back End Developer Intern 2027 - Poughkeepsie Poughkeepsie, NY Early career Software Engineering Listed on IBM’s official careers site. Posted October 16, 2026. Check that it is still open and apply there. [Apply on IBM’s careers site →](https://ibm.dejobs.org/jobs/C775D43CB114478E8E2C3BDF661F050B/) [OpenNash Jobs](https://jobs.opennash.com/) / [IBM](https://jobs.opennash.com/companies/ibm/) / z/OS Core Technologies Back End Developer Intern 2027 - Poughkeepsie ## Job description ### Introduction As an intern, you’ll gain hands-on experience working on real-world projects that impact users globally. You’ll collaborate with architects and developers to produce and maintain backend services, APIs, and internal tooling using modern AI technologies. We are also looking for you to bring your own knowledge and expertise to the role along with a willingness to challenge the status quo in the interest of developing the best business outcomes. Are you ready to lead in this new era of technology and solve some of the world's most challenging problems? If so, let’s talk! ### Your role and responsibilities IBM is seeking a talented and enthusiastic Backend Developer to join our team. This is an excellent opportunity for Interns to contribute to enterprise-scale software development projects, learn from experienced engineers, and grow within a global technology leader. You’ll help build and maintain backend systems that power IBM’s internal and external applications. You will have the opportunity to experience full stack development working across the entire system architecture. ### Key Responsibilities - Assist in the development and maintenance of backend services, APIs, and data integrations. - Collaborate with cross-functional teams including front-end developers, architects, and product managers. - Write clean, efficient, and well-documented code. - Participate in code reviews, testing, and debugging activities. - Support deployment and monitoring of backend applications in cloud, enterprise, and hybrid environments. - Continuously learn and apply best practices in software engineering and backend architecture. Required technical and professional expertise - Bachelor's or Master's degree in Computer Science or a related technical field. - Strong programming skills in one or more system-level or backend languages such as C, C++, Python. - Foundational knowledge of Operating Systems, Computer Architecture, Data Structures, and Algorithms. - Demonstrated problem-solving and analytical skills. - Strong written and verbal communication skills with the ability to work effectively in a collaborative team environment. - Interest in applying AI-assisted development tools and modern software engineering practices to improve productivity and code quality. Preferred technical and professional experience - Coursework or experience in Assembler, Operating Systems, Computer Architecture, and Systems Programming. - Understanding of software development practices, including source control (Git/GitHub), code reviews, and defect tracking tools such as Jira. - Familiarity with mainframe, enterprise computing, or z/OS environments. - Experience with performance analysis, debugging, recovery, or low-level system software development. - Exposure to AI technologies applied to software development, automation, or operational efficiency. IBM is committed to creating a diverse environment and is proud to be an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, caste, genetics, pregnancy, disability, neurodivergence, age, veteran status, or other characteristics. IBM is also committed to compliance with all fair employment practices regarding citizenship and immigration status. ## At a glance - Posted by the employer: Oct 16, 2026 - First seen by OpenNash: Oct 19, 2026 - Last checked: Oct 19, 2026 - Listed for: 3 days - Location: Poughkeepsie, NY[Apply on IBM’s careers site →](https://ibm.dejobs.org/jobs/C775D43CB114478E8E2C3BDF661F050B/) ## More jobs at IBM ### [2027 Software Developer Intern](https://jobs.opennash.com/companies/ibm/jobs/c7bf511efebaf7ac4a60/) Poughkeepsie, NY ### [Back End Developer Intern - NY POK BS - 2027](https://jobs.opennash.com/companies/ibm/jobs/704d4c0cc342bfe50dd5/) Poughkeepsie, NY ### [Back End Developer Intern - NY POK CC - 2027](https://jobs.opennash.com/companies/ibm/jobs/1fb38eda99be1155a584/) Poughkeepsie, NY ### [Back End Developer Intern - NY POK JO - 2027](https://jobs.opennash.com/companies/ibm/jobs/cb563d996087870b7b72/) Poughkeepsie, NY ### [Back End Developer Intern - NY POK JS - 2027](https://jobs.opennash.com/companies/ibm/jobs/578742a14e5c29fe7427/) Poughkeepsie, NY ## Similar jobs at other companies ### [Back-End Dept Supervisor](https://jobs.opennash.com/companies/lowes/jobs/f94aaa99ed599b5610c1/) Lowe's · Brunswick, ME ### [Back-End Dept Supervisor](https://jobs.opennash.com/companies/lowes/jobs/71c1e7ce39403bc80959/) Lowe's · Charlottesville, VA ### [Lead Software Engineer- Java Back End, AWS](https://jobs.opennash.com/companies/jpmorganchase/jobs/98687c4c19b4ca44aa79/) JPMorganChase · Plano, TX, United States ### [Sr Lead Software Engineer- Java Back End, AWS](https://jobs.opennash.com/companies/jpmorganchase/jobs/14d006f4e59cdfdf1881/) JPMorganChase · Plano, TX, United States ### [Strategic Sourcing Manager, Core Technologies – Humanoid Robotics](https://jobs.opennash.com/companies/meta-platforms/jobs/f2770e79b2eb37c07653/) Meta Platforms · Redmond, WA OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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