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Why PaaS is not a fit for ISVs?

Platform as a Service (PaaS) definitely provides great benefits when it comes to rapid development and deployment capabilities. However, from an (product) architect’s point of view PaaS is more of a blackbox that can be used (only) in a certain prescribed way. If you are the CTO of a product company and you have answered “Yes” for the following requirement You want to have control over the db design and the data architecture You want to design the layers of your architecture You want to use a different security framework (than the one provided by your PaaS provider) You want to …Continue reading →


 How to Build a Multi Tenant SaaS Product?

With the increasing trend in on-demand consumption, SaaS business model has now become the de-facto standard for delivering software products. This has also led to the increase in engineering complexities of building a multi tenant SaaS product.   What challenges are you facing right now? The above picture captures the top concerns of most of the SaaS engineering team, particularly during their early growth stages of the product. Most of these factors are not a big concern in on premise environments as it caters to a single customer and hence, the demand for non-functional requirements (ex: load, concurrency, etc.) is …Continue reading →


Top 10 Critical NFR for SaaS Applications – Part 2

In continuation to my previous blog on Top 10 Critical NFRs for SaaS application, let’s look at the next 5 critical NFRs that have a deep impact on the SaaS solution architecture. Multi-Tenancy: Multi-Tenancy is the most complex NFR that cuts across the SaaS application as well as the other NFRs. Multi-tenancy is a design approach that facilitates a single instance of a system (saas application) to function as logical isolated instances serving the customers. Multi-tenancy architectures are complex to design but once done properly can help in significantly reducing the operational expenses (compared to a single tenant or hosted …Continue reading →


Top 10 Critical NFR for SaaS Applications – Part 1

Non-Functional Requirements (NFR for SaaS) are those requirements that cut across the application functionality, spanning across all the modules and features. These requirements go deep in to the architecture of an application, which is where they get addressed. Hence, it’s important to understand these NFR for a given application right before the SaaS architecture phase, so that the application design can address these requirements. The very nature of SaaS model makes certain set of NFR critical for its operation. Let’s see the top 10 critical NFR for SaaS applications and the reasons behind them. Scalability: SaaS is being an on-demand …Continue reading →


Building Effective REST APIs

Most of the applications are architected around RestAPIs these days, be it for layering or for integration. All leading web technologies enable building RestAPIs with ease. Techcello has followed this design principle in constructing the entire framework. All the functionalities are available as REST APIs for consumption. However, I have come across few cases of project teams where design considerations are neglected. These considerations are mandatory to make the APIs truly RESTful. Let us look at some of them in this blog. RestAPI versioning If your Rest APIs are exposed for integration with multiple subsystems or with external systems, then it …Continue reading →


Why Single Sign On is Important?

With the web 2.0, online authentication has evolved. Social networking platforms provide unique opportunity for online businesses to bring their products up close to the customers in their virtual lives. User behaviour on these sites gives the businesses a unique view on each of their customer’s personal preferences. With the web 2.0, there are new and growing algorithms to understand the user behaviour on different social networks. These are then used by the platforms such as Facebook, twitter and google to post adverts of companies which the user would have a better chance of logging into using the single sign …Continue reading →


Techcello congratulates our Customer 4ThoughtMarketing for their SaaS software


Techcello  congratulates our customer, 4ThoughtMarketing for releasing their flagship product, 4Segments .​  It is a SaaS based market segmentation product.  Following are the quick overview of the software: 4Segments™ helps you quickly and effectively understand and segment your market using simple and intuitive graphical interface. You can use real-time Venn diagrams to meet your segmentation needs with precision, confidence and without writing text-based filters. Also you can gain instant understanding as you manipulate segments and compare results in real time. Leverage success and make adjustments with segments you can save, reuse and easily modify. Quickly and easily create highly targeted lists …Continue reading →


Webinar – How to Achieve True Scalability in SaaS Applications?

SaaS has almost become the defacto standard of delivering products. ISVs selling on-premise products have started realizing that SaaS is the key to stay in the competition. But, whether you migrate your product to SaaS or build a new one, it’s important for an ISV to understand the best practices that can help them avoid the mistakes/learnings that have already been made. Following are the details of the third part of this 5 part webinar series Webinar – How to Achieve True Scalability in SaaS Applications? Reserve Your Seat Now >> Wed, Apr 8, 2015 2:00 PM – 3:00 PM …Continue reading →


Asteor CEO speaking at Nasscom Product Conclave

Nasscom Product Conclave

Panel Discussion: Winning First Few Customers Moderator: Balaji Chakravarthi Panelists:  Balaraman Jayaraman – Co-Founder & President, Congruent Solutions , Kunal Nandwani – Co-founder, uTrade, Shankar Krishnamoorthy – Co-founder and CEO, Asteor Software Early Stage companies often keep asking themselves this question. How do I acquire my First Few Customers and build a scalable business? Since the founders themselves need to go out and sell in their early days, a clear understanding of the profile of potential customers, their needs and the quantum of efforts to acquire the first set of customers, are very critical for success. The successful product owners on panel …Continue reading →


Business Driven Architecture for SaaS

SaaS Architecture

Do you know that a very small percentage of SaaS businesses are profitable, including those that have been in the market since the SaaS model began? Let’s pick the giant in SaaS business – is undoubtedly one of the biggest SaaS company in the market with highest levels of market penetration almost in every vertical. Salesforce has been the forerunner for SaaS companies with amazing growth, and today has more than $4 billion in revenues, with more than 13,000 employees. However, all these superfluous hype don’t add up with the fact that Salesforce is still a loss-making company (reporting …Continue reading →


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