Senior Director, BFSI
When a financial institution decides to operate as a platform company, the engineering model changes completely as they’re building every tool, platform, and workflow in house. The platforms, tooling, and delivery infrastructure are all proprietary. And everyone working inside that environment, internal teams and partners alike, has to be ready to operate on those terms.
Any organization that makes this commitment faces the same set of engineering decisions. How do you onboard engineers into an environment that no external training program covers? How do you maintain institutional knowledge at scale when everything is built in house? How do you keep your strongest engineers focused on building when every platform also has to be maintained around the clock?
One of the largest financial institutions in the U.S. has been operating this way for years. Ascendion has been the engineering partner inside this account for over two decades. That experience has sharpened our understanding of what proprietary environments require at scale.
In a proprietary environment, new engineers need to learn about the internal platforms, tooling, and delivery model before they can contribute, and that learning has to come from the people already doing the work. Every hour a senior engineer spends ramping someone up is an hour they’re not building. At low volumes that’s manageable. At the scale this client operates at, onboarding requires deliberate design.
Inside this partnership, a pre-training practice was built directly into how the account operates. Senior Ascendion engineers, already embedded in the client’s environment, work with incoming candidates during the interview process itself to walk them through the platforms, tooling, and delivery operations. By the time an engineer starts, they have context on the architecture and can engage with the work on day one. The client’s teams never step away from their own work.
This practice has run across hundreds of engineers for years, and it holds strong because the people conducting the training are the same ones performing the work. Knowledge builds with every new hire. What started as a fix to an onboarding challenge became a defining part of how this account operates, as a growing base of institutional knowledge that every project and every new team member benefits from.
Most engineering partners can provide talent for a technology stack. Fewer can operate fluently inside a proprietary environment where everything is specific to one organization. That fluency involves knowing how decisions flow, where the roadmap is headed, and what the business actually needs; it takes sustained time inside the environment to build.
Our teams have built that depth. Recommendations can be provided before prompted because the context already exists. Decisions move quickly because the background doesn’t need to be reestablished.
That depth is also what determines the scope of work the partnership can take on. Ascendion helped build an in-house payment platform from inception that now serves all of the client’s credit card customers, with new capabilities added as the market moves. We also run 24/7 platform operations across maintenance, security remediation, and vulnerability management. Our teams operate against a core system of record managing data for millions of customers, work that requires a deep knowledge base and daily attention.
Originally, our projects with this client focused on platform engineering and operations. Over time, the scope expanded into additional areas, such as data engineering. This client reviews delivery and talent quality across its supplier base every quarter, and that expansion was built on consistent scores and trust throughout our partnership.
Any organization running platform engineering at scale deals with the tension between build work and run work. On one side: new features, new capabilities, and modernization. On the other side: maintenance, security remediation, vulnerability management, and support. Both are essential, and they compete for the same engineers’ time.
This organization’s engineers are focused on innovation and modern development. Platform operations, the “run-the-engine work”, requires dedicated teams with end-to-end ownership, and Ascendion’s teams took that on. The client’s engineering talent stays on build work, and their customers see it in more modernized features and faster service, due to a quicker pace of delivery.
Organizations that commit to building proprietary platforms take on a different set of engineering demands than those that assemble from third-party tools. How talent enters the environment, how institutional knowledge is maintained, and how operational work is structured, so the right engineers are focused on the right things—those have consistently been the decisions that mattered most for success.
Senior Director, BFSI
Rohit Magan is Senior Director, BFSI at Ascendion, where he partners with leading financial institutions to co-engineer future-ready digital platforms. Passionate about a customer-first approach, Rohit works side by side with clients to build scalable cloud, data, and engineering solutions that accelerate transformation and drive measurable growth. With nearly two decades of experience across engineering and talent-led engagements, he focuses on expanding clients’ capacity to build, innovate, and compete.
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