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Senior SAP Developer Tech Stack ABAP (RICEFW, OOABAP) SAP UI5 / Fiori OData, REST APIs, JSON IDoc, RFC, BAPI, ALE S/4HANA (CDS Views, AMDP, VDM) SAP BTP / CPI (nice to have) JavaScript, HTML5, CSS, jQuery, Node.js Git, VS Code SQL Databases / Data Integration FTP / Flat File Interfaces What You’ll Work On Build and enhance SAP applications using modern ABAP and UI technologies Develop integrations between SAP and external systems using APIs and messaging Create scalable Fiori/UI5 apps with strong user experience Handle complex enhancements, reports, forms, and data processing Optimize performance and troubleshoot production issues Ensure clean, maintainable code with strong testing practices Work on end-to-end technical solutions across SAP landscapes Requirements 7+ years of SAP development experience Strong hands-on experience in ABAP development and enhancements Experience with API integrations and data exchange patterns Solid exposure to SAP UI technologies (Fiori/UI5) Good understanding of SAP modules (FI/MM/SD/PP/WM) Experience with debugging, performance tuning, and code quality practices Familiarity with modern SAP architecture (S/4HANA concepts) Nice to Have SAP cloud technologies (BTP, CPI) Experience with upgrades, transports, and SAP Notes Knowledge of SAP security and authorization handling
ID do Projeto: 40310485
90 propostas
Projeto remoto
Ativo há 17 dias
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90 freelancers estão ofertando em média $1.164 USD for esse trabalho

Hello, I understand you need a senior SAP developer to build and enhance SAP applications using modern ABAP and UI technologies, with strong API integrations and data exchanges, plus scalable Fiori/UI5 apps and solid testing. My approach is to start with a quick landscape assessment, then design modular ABAP enhancements and UI5 components that align with S/4HANA concepts (CDS, AMDP, VDM). I’ll implement robust API integrations via REST/JSON, ensure reliable data exchange patterns, and set up end-to-end workflows across FI/MM/SD/PP/WM areas. I’ll optimize performance, troubleshoot production issues, and maintain clean, well-tested code. I will also plan for upgrades, transports, and security considerations, and keep the solution future-proof with container-friendly deployment on SAP BTP/CPI when available. Do you have a current SAP environment version and the target S/4HANA release for this work? What is the expected scope of API integrations (number of external systems, data volumes, and security requirements)? Do you need a phased delivery with MVP components followed by enhancements, or a single end-to-end release? Any preferred tooling or standards for testing, quality gates, and transports (e.g., ABAP unit tests, UI5 correctness checks, CI/CD) ? Best regards,
$1.500 USD em 17 dias
9,2
9,2

With over 7 years of SAP development experience, I understand the intricacies and demands of creating and enhancing SAP applications using modern technologies. Your project requires expertise in ABAP development, UI technologies like Fiori/UI5, API integrations, and data exchange patterns. I have a proven track record in handling complex enhancements, reports, and data processing while ensuring clean and maintainable code with strong testing practices. In the realm of SAP modules (FI/MM/SD/PP/WM) and modern SAP architecture concepts (S/4HANA), I have successfully delivered scalable solutions with a strong focus on user experience. Leveraging my experience with API integrations, debugging, and performance tuning, I prioritize optimization and troubleshooting to ensure seamless production operations. If you are looking for a senior SAP developer who can enhance your SAP applications, create scalable Fiori/UI5 apps, and deliver end-to-end technical solutions, I am confident in my ability to meet and exceed your expectations. Let's discuss how I can contribute to the success of your project.
$1.200 USD em 20 dias
8,1
8,1

⭐⭐⭐⭐⭐ Create Efficient SAP Solutions as a Senior Developer ❇️ Hi My Friend, I hope you're doing well. I've reviewed your project requirements and see you are looking for a Senior SAP Developer. You don't need to look any further; Zohaib is here to help you! My team has successfully completed 50+ similar projects for SAP development. I will build and enhance SAP applications using ABAP and UI technologies, ensuring a strong user experience and clean code. ➡️ Why Me? I can easily do your SAP development tasks as I have over 7 years of experience in ABAP development and integrations. My expertise includes creating scalable Fiori/UI5 apps, API integrations, and handling complex data processing. Not only this, I have a strong grip on SAP modules and modern SAP architecture, ensuring a comprehensive approach to your project. ➡️ Let's have a quick chat to discuss your project in detail and let me show you samples of my previous work. Looking forward to discussing with you in chat. ➡️ Skills & Experience: ✅ ABAP Development ✅ SAP UI5 / Fiori ✅ API Integration ✅ Data Processing ✅ Performance Tuning ✅ Debugging Skills ✅ S/4HANA Concepts ✅ SQL Databases ✅ JavaScript, HTML5, CSS ✅ Git and VS Code ✅ Data Integration ✅ FTP / Flat File Interfaces Waiting for your response! Best Regards, Zohaib
$900 USD em 2 dias
7,6
7,6

The biggest risk in SAP-heavy projects like this is unstable integrations and slow Fiori apps degrading user workflows. I focus on building predictable, performant SAP extensions that hold up under real production load. I’ll approach this with clean OOABAP (RICEFW) + S/4HANA-native patterns (CDS Views, VDM), exposing data via optimized OData services for UI5/Fiori apps. Integrations (REST, IDoc, RFC/BAPI, flat files) will follow robust retry/error-handling patterns with clear logging for supportability. On the frontend, I’ll ensure lightweight UI5 apps with minimal payloads and responsive UX. I also recommend adding API monitoring + structured logging (e.g., via SAP Gateway + external log sink) to proactively catch failures—often overlooked but critical. Recently, I delivered a data-intensive integration platform (Python/PHP + APIs) improving processing speed by 40%, and built high-performance frontend systems (Vue/Nuxt) with strong UX under load. Let’s align on your landscape and constraints. Q1: Are your OData services currently CDS-based or SEGW-generated? Q2: What are the primary bottlenecks today—UI5 performance, ABAP processing, or integrations? Q3: Do you have centralized monitoring/logging for IDoc/API failures?
$1.000 USD em 7 dias
6,9
6,9

Hi there Thanks for posting this exciting project. I checked your project carefully, I think I can complete your project within your needed timeline. I am super professional in Java, JavaScript, HTML5, Node.js, AngularJS, JSON, API Development, REST API Please ping , I am always online here Thanks Efanntyo -.
$750 USD em 14 dias
6,6
6,6

Hello, As an SAP developer with over 7 years of experience, I am well-versed in the technologies and skills you're seeking for this project - ABAP (RICEFW, OOABAP), SAP UI5 / Fiori, OData, REST APIs, JSON, IDoc, RFC, BAPI, ALE, S/4HANA (CDS Views, AMDP, VDM), and more. I have a strong understanding of the modern SAP architecture (S/4HANA concepts) as well as API integrations and data exchange patterns. In addition to my technical prowess, I believe my approach aligns perfectly with your project needs. My emphasis on creating clean and maintainable code with thorough testing practices will ensure the reliability and scalability of any application or enhancement I build. Furthermore, my familiarity with debugging and performance tuning will enable me to optimize your existing processes while troubleshooting any production hiccups. Finally, my experience extends beyond just development. Having handled end-to-end technical solutions across SAP landscapes in the past, I bring a holistic approach to each project. Since deadlines matter, rest assured that punctuality is a high priority for me. Let's discuss your project further so we can tackle your tech challenges together. Thanks!
$1.250 USD em 3 dias
6,5
6,5

Hi there, your goal to build and enhance SAP applications with modern ABAP and UI5, while creating seamless integrations and scalable Fiori experiences, is exactly the kind of initiative I deliver value on. This is my speciality. I'm Iosif Peterfi, 15+ years leading SAP and web platform projects in Europe, delivering outcomes that matter to PMs-reliable systems, measurable efficiency gains, and happy end users. My approach is to align with your PMO to define scope, milestones, and risk controls, then execute in focused increments. You'll get prioritized ABAP enhancements and UI5/Fiori apps, robust API-driven integrations with external systems, end-to-end data processing flows, and a strong emphasis on testing and governance to reduce defects. The result is faster delivery cycles, smoother production runs, and higher user adoption across SAP landscapes. Last quarter I helped a manufacturing client modernize SAP enhancements and UI screens. This reduced processing time by 40% and cut reconciliation errors by 60%. Let's chat - I can walk you through my approach in 15 minutes. Portfolio: https://www.freelancer.com/u/iosifpeterfi
$2.250 USD em 14 dias
6,5
6,5

Hi, I understand your need for a Senior SAP Developer with extensive expertise in ABAP, SAP UI5/Fiori, and API integrations to build and enhance scalable SAP applications. With over 7 years of hands-on experience in ABAP development, including RICEFW and OOABAP, plus strong skills in SAP UI technologies and modern SAP architecture like S/4HANA, I can deliver clean, maintainable code and optimize complex enhancements and integrations. My proficiency in tools like VS Code and Git, combined with practical experience in SAP BTP, CPI, and data integration, ensures end-to-end solutions across SAP landscapes. I am ready to start immediately and complete your project efficiently within 21 days. What are the key challenges you’re currently facing with your SAP applications that you want to address first? Sincerely, Muhammad
$1.500 USD em 21 dias
6,7
6,7

Hello Sir, How would you like to see a live demonstration of advanced SAP solutions tailored to your needs? With over 7 years of SAP development expertise, I specialize in modern ABAP, Fiori/UI5 applications, and seamless API integrations that enhance user experience. Let's connect to discuss how we can elevate your SAP landscape together. Best, Smith
$1.125 USD em 7 dias
6,0
6,0

Hi there, I am a top California freelancer with extensive experience in SAP development, having worked on numerous projects that align closely with your requirements. I understand that you need someone with strong skills in ABAP, UI5, and REST APIs to build and enhance SAP applications effectively. My background includes over 7 years of hands-on experience in ABAP development, along with expertise in creating API integrations and developing scalable Fiori/UI5 applications that prioritize user experience. I am confident that I can meet your needs, ensuring clean, maintainable code and optimizing performance to tackle any production issues efficiently. I would love to discuss how I can contribute to your project's success. Please feel free to message me at your earliest convenience to outline the next steps or project timeline. What specific integrations are you looking to develop between SAP and external systems?
$1.375 USD em 4 dias
6,2
6,2

Hello, I'm Vishal Maharaj, a seasoned developer with 20 years of expertise in JavaScript, HTML5, AngularJS, API Development, REST API, JSON, Node.js, and Java. I have carefully reviewed your requirements for the Senior SAP Developer role and am confident in my ability to deliver exceptional results. I plan to leverage my extensive experience in SAP development, particularly in ABAP (RICEFW, OOABAP) and SAP UI5/Fiori, to build and enhance SAP applications with modern technologies. I will focus on creating seamless integrations with external systems, developing scalable Fiori/UI5 apps, optimizing performance, and ensuring clean, maintainable code with robust testing practices. Let's discuss how I can contribute to your project. Please initiate the chat. Cheers, Vishal Maharaj
$1.000 USD em 10 dias
6,2
6,2

Hi, As an individual developer, I can jump into your project at your suitable time. With my extensive experience in SAP development, including ABAP, SAP UI5/Fiori, API integrations (OData, REST), and S/4HANA technologies (CDS Views, AMDP, VDM), I can enhance and build SAP applications, optimize performance, and troubleshoot issues across SAP landscapes. I’m also familiar with external system integrations, flat file interfaces, and SAP BTP/CPI, ensuring scalable, maintainable solutions. You can expect clear communication, fast turnaround, and a high-quality result that fits seamlessly into your existing workflow. Best regards, Juan
$1.000 USD em 7 dias
5,7
5,7

Hello, As a seasoned SAP Developer with over 7 years of experience in complex SAP landscapes, I excel in building and enhancing SAP applications with modern ABAP and UI technologies. I will leverage my expertise in OData, REST APIs, SAP UI5/Fiori, and S/4HANA to deliver scalable, user-centric solutions tailored to your needs, ensuring high performance and maintainability. What are the specific SAP modules and systems you are prioritizing for these enhancements? Thanks, Juan Aponte
$1.250 USD em 10 dias
5,4
5,4

Greetings, I see you're looking for an experienced SAP developer to enhance and build SAP applications, focusing on modern ABAP and UI technologies. With over 7 years of experience in ABAP development, I’m well-equipped to tackle complex enhancements and create user-friendly Fiori/UI5 apps that meet your needs. My background includes integrating SAP with external systems using APIs, which will ensure seamless data exchange and robust performance. I also have a solid understanding of various SAP modules, allowing me to optimize solutions that align with your business processes. My commitment to writing clean, maintainable code and implementing strong testing practices will further ensure the reliability of the applications we develop together. I’m excited about the opportunity to contribute to your project and help drive its success. Best regards, Saba Ehsan
$1.000 USD em 3 dias
5,3
5,3

Hello, I understand you are seeking a Senior SAP Developer with expertise in ABAP, SAP UI5/Fiori, API integrations, and modern SAP technologies. I will work on building and enhancing SAP applications, creating integrations with external systems, and developing scalable Fiori/UI5 apps to ensure a strong user experience. My 7+ years of SAP development experience, hands-on ABAP skills, and knowledge of API integrations make me well-equipped to handle complex enhancements, reports, and data processing. I am adept at optimizing performance, troubleshooting production issues, and ensuring clean, maintainable code with strong testing practices. With a good understanding of SAP modules and familiarity with modern SAP architecture, I am ready to provide end-to-end technical solutions across SAP landscapes. I am eager to discuss further to clarify scope, timeline, and expectations. Best regards, Justin
$1.200 USD em 7 dias
5,0
5,0

With over 7 years of SAP development experience under my belt, I can confidently say I am the best fit for your Senior SAP Developer role. My expertise lies primarily in ABAP development and enhancements, API integrations, and data exchange patterns - all of which align perfectly with what you're looking for. On top of this, I have strong hands-on experience in SAP UI technologies (Fiori/UI5) and understand S/4HANA concepts inside out. Not only do I bring technical expertise to the table, but my past experiences have also honed my abilities to handle complex enhancements, optimize performance and troubleshoot production issues - all skills that are crucial to maintaining smooth SAP implementation. With modern ABAP and UI technologies, I'll build and enhance your SAP applications, ensuring clean, maintainable code with strong testing practices. To add even more value, I have prior experience working in the cloud using BTP and CPI. This makes me comfortable in leveraging SAP's cloud technologies as required by your project. I have also worked extensively with API development leveraging programming languages like JavaScript, Node.js,and SQL databases enabling me develop integrations between SAP and external systems using APIs and messaging. We can discuss more about how my specific set of skills can benefit your project when we connect. Thanks, Jay
$1.125 USD em 7 dias
5,3
5,3

Hello, I am excited about the opportunity to work as a Senior SAP Developer on your project. I understand that you are looking to build and enhance SAP applications using modern ABAP and UI technologies, while also focusing on integrations and user experience. With over 7 years of SAP development experience, I have a strong background in ABAP, including RICEFW and OOABAP, as well as hands-on experience with SAP UI5 and Fiori. My expertise also extends to API integrations, where I have successfully developed OData and REST APIs to facilitate seamless communication between SAP and external systems. To achieve your project goals, I propose the following approach: - Build scalable Fiori/UI5 applications that prioritize user experience. - Develop robust integrations using APIs and messaging to connect SAP with external platforms. - Optimize performance and troubleshoot production issues to ensure reliability. - Maintain high-quality code standards through rigorous testing practices. I am eager to bring my skills to your project and am confident in my ability to deliver quality results on time. I would love to discuss any additional details and am available to start immediately. Thank you for considering my proposal!
$750 USD em 7 dias
4,8
4,8

Hello, hope you are well. I went through your project details and found that I worked on almost the exact same task about two months ago. I am a skilled freelancer with 6+ years of experience in Java, HTML5 and I can deliver the results as quickly as possible. Please visit my profile to check the latest work and honest client reviews. Looking forward to working with you, connect in chat. Regards.
$1.500 USD em 7 dias
4,8
4,8

I hope you're doing well! My name is Nawal, and I bring over nine years of experience in [ProjectTitle]. After carefully reviewing your project brief, I’m confident that I understand your needs and can deliver exactly what you're looking for. Here’s what I offer: ✅ Multiple initial drafts within 24 to 48 hours ✅ Unlimited revisions until you're 100% satisfied ✅ Final delivery in all required formats, including the editable master file and full copyright ownership You can check out my portfolio and past work here: ? Freelancer Profile – eaglegraphics247 I’d love to discuss your project further and explore how we can make your vision a reality. Let me know a convenient time for a quick chat! Looking forward to working together. Best regards, Nawal
$750 USD em 1 dia
4,8
4,8

I understand you need a seasoned SAP developer to build and enhance applications using ABAP and Fiori, plus integrate SAP with external systems via APIs. I recently helped a manufacturing client improve their S/4HANA system by creating custom ABAP reports and Fiori apps that streamlined order processing and data exchange with suppliers through OData services and IDocs. To tackle your needs, I’d start by reviewing current interfaces and performance bottlenecks. For API integrations, how standardized are the external systems’ data formats? Are there specific SLA or error-handling requirements you want for these integrations? I also suggest using CDS views and AMDP to boost data retrieval speeds in your custom reports. Based on experience, performance tuning and clean, modular ABAP code dramatically reduce downtime and debugging later. Ready to jump in and deliver scalable, well-tested SAP enhancements that meet your end-to-end needs. Let me know the best next step to get started.
$1.125 USD em 7 dias
5,0
5,0

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