> Markdown version of [/jobs/ext/140089-alc-developer](https://www.wearedevelopers.com/jobs/ext/140089-alc-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # ALC Developer - **Company:** GBTI Solutions Inc - **Location:** Lanham, MD, United States (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Assembly Language, COBOL (Programming Language), Information Systems, Software Debugging, Job Control Language (JCL), IBM Mainframe, Performance Tuning, Software Deployment, Mainframe Programming, Information Technology, Legacy Systems - **Published:** May 29, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=ed499843cdb24ac2 ## About the Role Do you have experience in System tuning?, Do you have a Bachelor's degree?, * Bachelor's degree in Computer Science, Information Systems, or related field * At least 8 years of experience in ALC (Assembler Language) development on IBM mainframes * Strong expertise in mainframe debugging, optimization, and high-availability environments * Proficiency with JCL, File Manager, IBM Debugger, and ELM tools * Experience with IRS or financial legacy systems highly desired Flexible work from home options available. ## Description Provides specialized expertise in low-level mainframe programming to support critical MFRA legacy systems and high-performance components., * Design, code, debug, and optimize ALC programs in IBM mainframe environment * Support integration between ALC, COBOL, and modern Java applications * Perform system diagnostics, performance optimization, and problem resolution * Support production deployments and post-implementation stability * Collaborate on legislative changes and Filing Season readiness activities * Develop technical documentation and mentor junior staff ## Related Videos - [".Net is too slow" was not an option](https://www.wearedevelopers.com/videos/100176-net-is-too-slow-was-not-an-option) - [Building with IBM Bob](https://www.wearedevelopers.com/videos/100275-building-with-ibm-bob) - [Passive ARM Assembly Skills for Debugging, Optimization (and Hacking)](https://www.wearedevelopers.com/videos/1083-passive-arm-assembly-skills-for-debugging-optimization-and-hacking) - [How to TDD in legacy code](https://www.wearedevelopers.com/videos/309-how-to-tdd-in-legacy-code) - [Getting to Know Your Legacy (System) with AI-Driven Software Archeology](https://www.wearedevelopers.com/videos/1437-getting-to-know-your-legacy-system-with-ai-driven-software-archeology) - [Introduction to sCrypt - a smart contract language for Bitcoin SV](https://www.wearedevelopers.com/videos/24-introduction-to-scrypt-a-smart-contract-language-for-bitcoin-sv) ## Related Articles - [Should senior developers refuse interview coding challenges?](https://www.wearedevelopers.com/magazine/29-should-senior-developers-refuse-interview-coding-challenges) - [10 Highest Paying Programming Languages 2025](https://www.wearedevelopers.com/magazine/150-10-highest-paying-programming-languages-2025) - [93 Java Interview Questions You Should Prepare For](https://www.wearedevelopers.com/magazine/14-93-java-interview-questions-you-should-prepare-for) - [What Are Large Language Models?](https://www.wearedevelopers.com/magazine/304-what-are-large-language-models) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Dev Digest 132 - Binging WADFlix?](https://www.wearedevelopers.com/magazine/473-dev-digest-132-binging-wadflix)