Experienced Developer Specializing in Scalable Web and Desktop Applications Seeking Engaging Challenges
With over 8 years of dedicated experience in backend programming, I bring expertise in C#, .NET, and core frameworks. My focus is on crafting robust, efficient solutions using design patterns and best practices, resulting in clean, well-documented code.
My project portfolio spans various domains:
• Desktop Applications: Proficient in leveraging C# and .NET to develop high-performing desktop solutions.
• Web Development: Skilled in creating ASP.NET MVC / Blazor web applications using .NET Core and Python Flask.
• Web APIs using ASP.NET MVC and Python Flask.
• Office Customization: Extensive experience in Microsoft Office customization using VBA , VSTO, and JavaScript. I've developed numerous Office Add-ins for Excel, Word, PowerPoint, and Outlook.
• Database Development: Proficiency in designing and administering databases, including data warehousing using SSIS. Skilled in T-SQL query writing, performance optimization, and creating procedures, functions, views, and triggers for large-scale databases.
• Debugging and Optimization: Capable of adeptly debugging and fixing issues to ensure seamless functionality.
• Google sheets customization
• IOT development
I pride myself on delivering highly organized, maintainable code that adheres to industry standards.
Whether your project requires urgent attention or long-term dedication, I'm committed to delivering optimal solutions that guarantee maximum client satisfaction. Let's collaborate to achieve your development objectives."
✅ Languages I am fluent in
• C#
• Python
• T-SQL
• VB.Net
• VBA
• JavaScript
• Node.js
• C++
• C
• Embedded C
✅ Tools and Technologies Familiar With
✅ Web development
🔹 Web API development: C#, .NET 10/9 and 8, ASP.NET Core, Python, Flask, REST
🔹 Full stack web development Using Blazor, ASP.Net MVC
✅ 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞
🔹 Dapper
🔹 Entity Framework
🔹 MSSQL server
🔹 SSRS
🔹 SQLite
🔹 MySql
✅ 𝐂𝐥𝐨𝐮𝐝 𝐒𝐞𝐫𝐯𝐢𝐜𝐞𝐬
🔹 Azure cloud
🔹 AWS
🔹 Google sheets
🔹 Firebase
✅Why Choose Me?
✔ 8+ Years of .NET Development Experience
Extensive experience building enterprise applications using C#, ASP.NET Core, Blazor, Web APIs, SQL Server, Azure, and AWS.
✔ Strong Backend & Database Expertise
Skilled in designing scalable architectures, optimizing SQL queries, developing APIs, and integrating complex business systems.
✔ Business-Focused Solutions
I don't just write code—I understand business requirements and deliver solutions that improve efficiency, automation, and user experience.
✔ Clean, Maintainable Code
I follow industry best practices, clean architecture principles, and coding standards to ensure long-term maintainability.
✔ Full Project Lifecycle Experience
From requirements gathering and database design to deployment and support, I can handle projects from start to finish.
✔ Reliable Communication
Regular updates, clear communication, and quick responses throughout the project to ensure transparency and smooth collaboration.
✔ Problem Solver
Experienced in troubleshooting complex issues, improving performance, and modernizing legacy applications.
✔ On-Time Delivery
Committed to meeting deadlines while maintaining high-quality standards and attention to detail.
Microsoft Excel
Blazor
.NET Core
ASP.NET MVC
C#
Web API
Microsoft SQL Server Programming
RESTful API
Microsoft Office
Database Programming
Relational Database
Microsoft Azure
Excel Macros
Python
Entity Framework
Web Application
Firebase
Google Sheets Automation
Full-Stack Development
CRM Development
Indika W.
Kandy, Sri Lanka
$15/hr
5.0
81 jobs
Excel Beyond Limits – Expert in ROTA, Excel Automation, and Training
I am expert for all Excel work, Graphs, Pivot, Conditional format I can Drive you to reach any target of Excel. Also Expert in making ROTA - People and material Scheduling because during last 15 years I developed more than 1,000 customize formula Plus more than 200 customize ROTA to meet desired goals in My JOB and to fulfill my client requirement.
I am more Familiar with DATEDIF, SUBTITUDE,VLOOKUP, HLOOKUP, FIND, SUMIF, SUMIFS, COUNTIF, COUNTIFS, IF , AND, OR , CONCATINATE, INDEX, MATCH LEFT, RIGHT and MID etc. Also I can combine any number of function to Met desired Goal.
Also I can create any kind of Chart/Graph Bases on requirement this can generate through my Data Analyzing which currently experience more than last 15 Years working with Excel for Data analyzing.
I am familiar with all kind of chart types, last week I manage to develop Wheel graph which Plotted based on the set value and criteria I think This Is the first Wheel Graph Chart.
I am capable enough to analyze information through Pivot chart/Pivot graph. I am Expert for slicers and it help me to present your PIVOT chart or Graph to very presentable manner, Also I can help you to combine few Pivots using one controlling point as well.
And also I am expert for matching any no of work sheet or any amount of data and extract final out put according to client requirement.
I am graduated as Manufacturing Engineer on 2005 and In 2008 I completed my Manufacturing management Post graduate Degree as well.
Currently I am working as group Planning manager and more professional on data analyzing and Integration, because as planning manager I need to understand future according to historical data.
Also I am able to compete any project within the set time period and most probably in advance because always I concentrate my projects as my life.
Best Regard
Indika Wickramasinghe
Excel Expert +Excel Trainer...
Data Analysis
Photo Retouching
Photo Editing
Microsoft Power BI Development
Adobe Photoshop
Data Science
Data Analytics
Data Entry
Microsoft PowerPoint
Manjula M.
Matale, Sri Lanka
$10/hr
4.7
46 jobs
Greetings for the day !!!
I am a Certified ProAdvisor for Quickbooks (Online/Desktop) and Certified for Xero Advisor with Xero Migration, Xero Payroll, Xero Making Tax Digital Ready Badge, and Xero Hubdoc specialist.
I am a Certified Hubdoc Advanced Partner with Hubdoc Xero, Hubdoc QuickBooks Online, and Hubdoc Bill.com Guru.
I am an expert for QuickBooks, Xero, Zoho Books, Wave, Sage, MYOB, Excel, Word, and Data entering with other third-party cloud-based applications such as Receipt Bank, eBay, Shopify, Hubdoc, DEAR, Tradegecko, A2X, Stripe, etc. and having more than twelve(12) years Diversified experience in Bookkeeping And also three(3) years Audit experience in Ernst & Young as an Audit Supervisor.
I am,
Bachelor of Business Management (B.B.Mgt.)
Member of AAT (MAAT) – Association of Accounting Technicians
Certified Business Accountant (CBA) – The Institute of Chartered Accountants
Associate Member of Chartered Professional Managers (ACPM) – The Institute of
Chartered Professional Managers
I have served more clients in different industries such as Manufacturing & Constructions, Banking, Finance & Insurance Services, E-Commerce, Transport, Health and Educational Services, Retail and Wholesale Trade, Hotels, Communications, Non–Profit Making Organizations, Plantation & Fisheries and many more.
Basically, I will provide the below services: -
- Setting up new company and preparation of Chart of Accounts
- Bookkeeping
- Bank and Credit Card Reconciliation
- Preparation of Invoices, Journal Entries, Adjustment Entries
- Accounts Receivables and Accounts Payable Maintenance
- Preparation of Management reports
- Preparation of Financial Statements (Monthly/Quarterly/Bi-annually and Year-end)
- Budgeting, forecasting, and cash flow monitoring
- Accounting Template Designing
- Consolidation
- Preparation of Business Activity Statements
- Income Tax Filings
- Accounting data migration
- Payroll processing
- Audit support service
- Accounting consulting
- Financial Modelling
- Much more Finance and Accounting services at your request...
I am a Self-motivated and Quick learner, always ready to complete work with effectiveness and efficiency. Never give up in any situation, always trying to figure out issues and resolve them on time.
My objective is to provide high-quality and efficient services to achieve your business goals and build lasting relationships with clients. And also, I will give you the freedom to focus on your business, access real-time information, and Analysis.
Bookkeeping
Intuit QuickBooks
Payroll Accounting
Bank Reconciliation
Zoho Books
Xero
Accounts Receivable Management
Management Accounting
Accounts Payable Management
QuickBooks Online
Chart of Accounts
Financial Accounting
Aliyar A.
Kalmunai, Sri Lanka
$20/hr
5.0
9 jobs
HELLO BUYERS!
WELCOME TO MY PROFILE!
I am Athhar and Art Director working with clients and agencies from around the world. Stand Out from among the crowd and Set Yourself Apart from your competition with my Digital Designing service.
What I Can DO..!!
Photo Manipulation
Social Media Design
Banner
Flyer
3D Artwork design
Logo Branding Works
Logo Intro Video Animation
Book Cover Images
T-shirt Design
Double Exposure
Special Effects
Manipulation | Photo Manipulation | Modern | Creative | Design | Unique | Professional | Hand Drawn | Retouch | Exclusive | Logo | Logo Animation | Video Editing | Upwork
If you have any question, please do not hesitate to drop me a message at any time.
Exclusively on Upwork
Thanks,
Athhar
Logo Design
Logo Animation
Photo Manipulation
Adobe Illustrator
Adobe Photoshop
Corporate Brand Identity
Graphic Design
Creative Direction
Himasha Shalini P.
Pannipitiya, Sri Lanka
$15/hr
4.9
282 jobs
Hi, I'm a reliable and detail-oriented Virtual Assistant with over 10 years of experience in lead generation, web research, data entry, and Microsoft Office. Since 2014, I've been helping businesses build targeted prospect lists, enrich contact data, organize information, and complete administrative tasks with accuracy, efficiency, and professionalism.
I take pride in delivering high-quality work, meeting deadlines, and maintaining clear communication throughout every project.
What you can expect from me:
✅ Accurate and detail-oriented work
✅ Fast learning and adaptability
✅ Clear communication and on-time delivery
✅ Reliable support and long-term commitment
✅ High-quality results with client satisfaction as my priority
My core services include:
• Lead Generation & Prospect Research
• Web Research & Data Collection
• B2B Contact List Building
• Email Research & Contact Enrichment
• LinkedIn Research
• Data Entry & Data Cleaning
• Microsoft Excel, Word & Google Sheets
• PDF & Microsoft Word Formatting
• English ↔ Sinhala Translation
• General Virtual Assistance & Administrative Support
Whether you need a targeted lead list, accurate research, document formatting, or reliable administrative support, I am committed to delivering organized, accurate, and professional results that help your business grow.
📩 Let's discuss your project - I'm ready to help!
Microsoft Excel
Data Entry
Lead Generation
LinkedIn Lead Generation
B2B Lead Generation
Email List
Contact Info Research
Google Sheets
Virtual Assistance
Administrative Support
English to Sinhala Translation
Online Research
Data Cleaning
Contact List
Company Research
Kaushalya G.
Galle, Sri Lanka
$10/hr
4.3
33 jobs
Hi there! I'm a Social Media Marketing Specialist with a passion for crafting digital strategies that make brands shine. My expertise lies in leveraging the power of social media platforms to ignite brand growth, engage audiences, and drive measurable results. Here's what I bring to the table:
✨ Social Media Strategy: I excel at developing and implementing effective social media strategies that align with your brand's goals and target audience. From identifying the right platforms to creating a content calendar, I'll ensure your brand has a solid online presence.
✍️ Compelling Content Creation: Crafting captivating content is my forte. I specialize in creating engaging posts, eye-catching visuals, Instagram reels and compelling copy that resonate with your audience and spark meaningful conversations.
🌟 Branding Guru: Building strong and memorable brands is my thing. I know how to develop a cohesive brand identity across social media platforms, ensuring consistent messaging, visual aesthetics, and brand voice that align with your unique value proposition
📊 Analytics and Insights: Numbers don't scare me; they excite me! I have a keen eye for analyzing social media performance metrics, uncovering valuable insights, and using data to optimize strategies, drive growth, and ensure maximum ROI.
💡 Trendspotting: Staying on top of the ever-changing social media landscape is crucial, and I pride myself on being up-to-date with the latest trends, features, and best practices. I'm always ready to adapt strategies to keep your brand ahead of the curve.
🌱 Customer Lifecycle Management: I understand that engaging with customers throughout their journey is key to fostering long-term loyalty. From attracting new leads to nurturing existing customers, I'll guide you in leveraging social media to create personalized experiences at each stage of the customer lifecycle
If you're looking for a Social Media Marketing Specialist or a Social Media Manager who can transform your brand's online presence and help you achieve remarkable success, let's talk! Together, we'll unlock the full potential of social media and create a vibrant digital footprint for your brand.
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