
Closed
Posted
Paid on delivery
Truebodh Technologies is seeking an experienced Windows Infrastructure & Application Migration Engineer for a 3-month migration project. The project involves migrating business-critical ASP.NET applications, Secured web Portal applications, IIS websites, and SQL Server Reporting Services (SSRS) from Windows Server 2012 to a modern supported platform. The selected freelancer will be responsible for planning, execution, testing, documentation, production cutover, rollback planning, and post-migration support. This is a hands-on technical project requiring expertise across Windows Infrastructure, IIS, .NET Applications, SQL Server, SSRS, Networking, PowerShell Automation, and Technical Documentation. Remote Engagement ₹25,000/month Office-Based (EMEA Shift) - Ghaziabad ₹35,000 - ₹45,000/month Duration 3 Months
Project ID: 40647865
23 proposals
Remote project
Active 13 hours ago
Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
23 freelancers are bidding on average ₹54,158 INR for this job

With over 14 years of experience in system and IT administration merged with a deep understanding of Cloud Computing, Containerization, and Virtualization, I am adept at architetecting, planning, and executing complex infrastructure migration projects like yours. Being a certified professional in AWS, Azure, and Vmware Vsphere, I possess an extensive range of applicable skills that will serve as the foundation for your successful server migration. During my tenure, I have actively participated in numerous high-stake project rollouts, embracing the challenges they brought forth. My expertise not only covers crucial areas such as Windows Infrastructure, IIS, .NET Applications, SQL Server, SSRS but also networking, PowerShell automation, and robust technical documentation which is the standard you seek. Passion drives me to pour dedication into every task assigned. In addition to ensuring a smooth conversion for your business-critical ASP.NET applications and secured web portal applications from Windows Server 2012 to a more advanced supported platform, I guarantee meticulous testing, in-depth post-migration support as well as an efficient rollback plan should the need arise. Let's chat about how we can elevate your project!
₹56,250 INR in 7 days
7.3
7.3

Your Windows Server 2012 migration carries a hidden risk - SSRS report subscriptions and embedded data sources will break during cutover if you don't pre-map connection strings and role assignments. I've seen this cause 48-hour rollbacks on production systems. Quick questions - what's your acceptable downtime window for the production cutover? And are you running any custom .NET assemblies in SSRS that need recompilation for the target framework? Here is the architectural approach: - WINDOWS SERVER MIGRATION: Build parallel infrastructure with zero-downtime cutover using DNS failover and IIS ARR load balancing. - SSRS DEPLOYMENT: Automate report migration with PowerShell scripts that preserve subscriptions, data sources, and role-based security mappings. - ROLLBACK PLANNING: Create snapshot-based recovery points at each migration phase with automated validation scripts to detect configuration drift. I've led 5 enterprise Windows migrations including a 200+ SSRS report deployment that maintained 99.9% uptime. Let's schedule a technical call to review your application dependencies before finalizing the migration runbook.
₹50,630 INR in 21 days
6.3
6.3

Dear Client. When it comes to your project, i am expert. I will provide you 100% satisfaction work and full service. It would be great if you hire me. Based on your feedback, I can draft my proposal accurately and from there I can get started. Hence, I look forward to hear back from you in order to proceed ahead accordingly. Let's Go Thanks a lot. Regards
₹56,250 INR in 7 days
5.9
5.9

Being an experienced SaaS & CRM Developer with strong expertise in .NET, ASP.NET and Azure, I am confident that I have the right skills to successfully undertake your migration project. Over my 15+ years in the industry, I have built various SaaS platforms and mastered backend development, delivering high-performing solutions. You can rely on my proficiency in IIS, .NET Applications, SQL Server, SSRS and more to efficiently manage your Windows Infrastructure and Application Migration. What sets me apart is not just my technical skills but also my experience in planning, executing, testing, documenting and providing post-migration support – all vital aspects of your project. Additionally, my knowledge of PowerShell Automation can enhance the migration project’s efficiency. Having excelled in prior remote engagements like yours, rest assured that my communication and delivery will remain top-notch. Overall, my commitment to clean codes, scalability and timely delivery makes me an ideal fit for Truebodh Technologies' critical migration project. Let’s connect soon to discuss your specific requirements and further strategize the best approach. I'm excited about the opportunity to contribute my capabilities towards your project’s success!
₹56,250 INR in 7 days
5.8
5.8

The SSRS piece is where most 2012 migrations go sideways, so I'd start there: back up the report server encryption key before anything else, migrate ReportServer/ReportServerTempDB, then re-point data sources and re-create subscriptions and their SQL Agent jobs — subscriptions don't survive a plain DB restore cleanly. For the ASP.NET portals I check app pool CLR version, 32-bit flag, and legacy ISAPI/handler mappings against IIS 10 first, then TLS 1.2 enforcement, which is what usually breaks older secured portals after cutover. I've moved 100+ Windows and 50+ Linux servers from a colo to cloud with under 4 hours total downtime, and run 6 TB MS SQL with Always-On AGs and quarterly-tested point-in-time restores. AZ-104 and AWS Solutions Architect – Professional certified, CISA. Rollback plan: 2012 servers stay powered and serving until sign-off, DNS TTL dropped to 60s pre-cutover, so reverting is a record change, not a rebuild. IIS config and site exports scripted in PowerShell so staging and prod match.
₹56,250 INR in 7 days
5.3
5.3

As an accomplished technology specialist with expertise in .NET and cloud computing, I am excited to present myself as an ideal candidate for your transformative migration project. Having worked across multiple industries and participated in similar projects, I understand the intricacies of migrating critical applications and servers proficiently. My experience includes migrating and integrating platforms onto modern systems, an skill that your project requires. Equipped with a deep understanding of Windows Infrastructure, IIS, ASP.NET and SSRS, I am confident I can deliver exceptional results. My technical acumen extends to valuable proficiencies in Networking and PowerShell Automation that will be vital for planning, testing, executing and documenting the migration process. I take a hands-on approach to all my projects, focusing on visibility, robustness and supportability at every stage. With remote engagement fluency and the ability to handle EMEA shift comfortably, I am capable of delivering productivity without geographic barriers. My professional ethics ensure not only timely results but a comprehensive production cutover strategy to minimize downtime and maximize data integrity. Post-migration support is also a vantage point where my experience shines as can provide immediate troubleshooting and effective solutions with minimum delay
₹37,500 INR in 5 days
4.3
4.3

A Server 2012 migration is mostly a compatibility archaeology problem. The ASP.NET applications will have dependencies nobody documented — a COM component, a specific .NET version, an ISAPI filter, a hard-coded path — and finding those before cutover rather than during is the entire job. How I would run it: - Inventory first: every site, app pool, .NET runtime version, binding, certificate, scheduled task, service account and file-system dependency. Written down, not assumed. - SSRS handled deliberately — report definitions, data sources, subscriptions and encryption keys. Subscriptions are the piece that silently stops working after a migration and nobody notices until month-end. - Rebuild on the target platform rather than lift-and-shift where practical, so the new environment is clean and reproducible instead of carrying 2012-era configuration forward. - Parallel running with a tested rollback before DNS moves. Business-critical means the cutover plan matters more than the build. - Testing with the business, not just a smoke test — the failure mode is a report or an integration nobody thought to check. Honest note: Windows Server, IIS and SQL Server administration are genuinely in my toolkit and I run production infrastructure daily. Deep ASP.NET Web Forms application development is not my specialism — for migration, compatibility and configuration work I am solid; for rewriting application internals I would say so. Questions: how many applications and reports, and what is the target — Server 2022 on-prem or Azure? Martin
₹43,500 INR in 10 days
4.4
4.4

Windows Server experience: Hands-on experience supporting Windows-based production applications and legacy environments; I prefer not to invent an exact year count. Server 2012 → 2019/2022 migrations: I cannot claim a completed reference migration of this exact path. IIS migrations: Experience with IIS-hosted application deployment/configuration; no verified project count I can responsibly state. SSRS migrations: I do not have a verified SSRS migration count to claim. ASP.NET Framework: Yes, including legacy application deployment and troubleshooting. PowerShell: Comfortable with deployment, validation, health-check, and environment automation. Production cutover/rollback: Yes. HLD/LLD/runbooks/KT/support docs: Yes. Closest project: Restaurant POS Rescue, where I worked on a legacy Windows-based operational application with database dependencies, production stability, deployment issues, and modernization while preserving critical workflows. I would start with an As-Is assessment and dependency matrix, then build the target environment, validate compatibility, automate repeatable checks with PowerShell, migrate in controlled waves, and execute cutover only after rollback has been tested. My two priorities would be clean implementation and maintainability, particularly configuration parity and documentation, so the migrated environment can be supported confidently after handover.
₹56,250 INR in 7 days
3.9
3.9

Hi! Migrating legacy Windows Server 2012 environments risks critical downtime, broken cryptographic bindings, and portal authentication failures when ASP.NET dependencies, SSL certificates, and SSRS encryption keys fail to port cleanly to modern Windows Server releases. Inadequate cutover planning can halt business-critical reporting and compromise secure web portal operations. I will lead the full-lifecycle migration of your ASP.NET applications, IIS websites, and SSRS instances to a modern supported Windows Server platform. Utilizing PowerShell automation, I will script IIS application pool/site configurations, rebind machine keys and SSL certificates, migrate SSRS databases with encryption key restoration, and establish comprehensive test harnesses, rollback playbooks, and production cutover SOPs. Share your target server version and staging environment details, and I will draft the phased migration playbook immediately.
₹56,250 INR in 7 days
2.6
2.6

As an accomplished full-stack developer and migration expert, I am confident that I can successfully deliver your Windows Server, IIS, ASP.NET & SSRS migration project. Over the years, I have proven my skills in all the required areas including Windows Infrastructure, IIS, .NET Applications, SQL Server, SSRS, Networking, PowerShell Automation- to list a few. My proficiency extends into comprehensive planning, seamless execution and post-migration support which are vital for the task at hand. My track record is underlined by my ability to ensure a low back-and-forth dialogue with my clients due to my deep understanding of their requirements- a skill invaluable in minimizing complexities while maximizing productivity. Tapping into my strong technical know-how which includes Cloud Computing , Database Administration as well as effective use of DevOps for better infrastructure management , we can bring in innovative solutions and improve overall efficiency of the project.I offer both top-notch skills and a highly committed approach to ensuring on-time delivery without compromising quality. Additionally, my proactive communication style%\EOS
₹56,250 INR in 15 days
2.6
2.6

Windows Server: 5+ years of infrastructure/DevOps experience. 2012 → 2019/2022: Yes, comfortable with Windows migration, compatibility checks, IIS deployment and cutover planning. IIS migrations: Hands-on IIS administration and application migration experience. SSRS: Experience with SQL Server/reporting environments; happy to discuss the exact migration history transparently. ASP.NET: Experience with IIS-hosted .NET applications, App Pools, SSL bindings, connection strings and deployment troubleshooting. PowerShell: Hands-on experience with provisioning, deployment, validation and health-check automation. Production cutover: Experience with controlled cutovers, rollback planning, testing and post-migration support. Documentation: HLD/LLD, migration runbooks, build guides, validation checklists and KT documentation. Availability: Remote, available for the 3-month engagement. Relevant role: Infrastructure, application deployment, security hardening, DNS/SSL, automation, testing and production support. I reviewed the complete scope and can follow the required assessment → target build → migration → SIT/UAT → cutover → rollback readiness → hypercare → KT approach. The project specifically requires IIS, ASP.NET, SQL/SSRS, PowerShell, networking and detailed migration documentation. I’m available to start immediately.
₹56,250 INR in 7 days
2.0
2.0

Dear Client, I read "Windows Server, IIS, ASP.NET & SSRS Migration Expert Required (3-Month Contract | EMEA Shift)" carefully and understand you need hands-on Claude/Anthropic expertise to build or integrate an AI assistant that actually works reliably. My hands-on experience with .NET, Web Hosting, ASP.NET, System Administration aligns directly with what you need. I've built production integrations with the Claude API — prompt engineering, tool use, agentic workflows and RAG pipelines — tuned for accuracy, cost and latency, and I can bring that same rigor to your project. A few quick questions to get us started: 1. Which Claude model and use case are you targeting — chat assistant, agent, RAG, or something else? 2. Do you have existing prompts/data, or should we design the pipeline from scratch? 3. What's your expected usage volume, so we can plan for cost and rate limits? Thanks & Regards, Deepak
₹48,750 INR in 14 days
1.0
1.0

Ghaziabad, India
Payment method verified
Member since Jul 14, 2017
₹1500-12500 INR
₹1500-12500 INR
₹600-1500 INR
₹1500-12500 INR
₹1500-12500 INR
₹37500-75000 INR
$15-25 USD / hour
₹37500-75000 INR
$30-60 SGD
$30-250 USD
$10-30 USD
$8-15 USD / hour
₹1500-12500 INR
₹750-1250 INR / hour
$5000-10000 USD
₹600-1500 INR
$25-50 USD / hour
₹1500-12500 INR
£10-15 GBP / hour
$30-250 USD
$10-30 AUD
₹37500-75000 INR
$30-250 USD
$25-50 USD / hour
₹750-1250 INR / hour