agile

Keynote: OpenTracing and Containers: Depth, Breadth, and the Future of Tracing

Keynote: OpenTracing and Containers: Depth, Breadth, and the Future of Tracing

December 30, 2019

Those building microservices at scale understand the role and importance of distributed tracing: its the most direct way to understand how and why a system is misbehaving. But distributed tracing has …
Architects as change agents: The case of Apache HBase adoption at Visa

Architects as change agents: The case of Apache HBase adoption at Visa

December 28, 2019

A redesign of the entire data platform behind Visa's business is underway. The Apache Hadoop ecosystem is becoming a staple of many of its solutions, requiring architects to evolve existing live applications as well as the processes and culture of engineering at Visa. Partha Saha explores Apache HBase adoption at Visa and discusses how architects are leading the way.
Incremental threat modeling: Never try to boil an ocean

Incremental threat modeling: Never try to boil an ocean

December 26, 2019

Threat modeling is one of the best techniques for achieving secure architectures. However, introducing it on existing complex projects requires time that architects and developers may not have. Irene Michlin introduces a technique for performing threat modeling in ongoing projects without a prohibitive initial time investment.
King Tut architecture: Pyramids, patterns, and tests

King Tut architecture: Pyramids, patterns, and tests

December 26, 2019

What if we considered Mike Cohn's Testing Pyramid a strong statement about application architecture, not a test ratio edict? Could we explicitly design with testability in mind? Should we? What are the real benefits of popular approaches from the past decade, such as TDD, IoC, AOP, and MVx? Gary Pedretti explains how to bring all of these approaches together in a stable, rock-solid whole.
Platform as product: Serving the customer who serves the customer

Platform as product: Serving the customer who serves the customer

December 26, 2019

Whether an organization is an established leader, or breaking new ground, the mantra is always that we need to move faster. And of course, we need to scale. Architectural and development practices abound that should get us there: agile engineering, microservices, DevOps and so on. But it is not just the our software that needs to scale, but also our approach to delivering it.
The Anarchist Cookbook: DevOps and Agile recipes for blowing up the waterfall

The Anarchist Cookbook: DevOps and Agile recipes for blowing up the waterfall

December 20, 2019

LeaseWeb has started a transition toward a more Agile and empowered engineering culture. Arnoud Vermeer offers a summary of things LeaseWeb did to foster the change, the impact they had, and lessons learned along the way.
Building an open source culture at Europes largest fashion platform

Building an open source culture at Europes largest fashion platform

December 18, 2019

In March 2015, the leadership of Berlin-based Zalando gathered the companys entire tech team and announced a new way of workingsomething called Radical Agility. Lauri Apple explains how Radical Agility deeply transformed Zalandos open source development efforts by freeing up engineers to experiment, create, and innovate.
Attack trees: Security modeling for Agile teams

Attack trees: Security modeling for Agile teams

December 3, 2019

Traditional security approaches to threat and risk management are highly optimized to work within a traditional software development lifecycle. Michael Brunton-Spall shares a new approach to reviewing systems along with real-life examples to help you prioritize where to focus security efforts and what sorts of security threats you should worry about.
Building an open platform for government innovation

Building an open platform for government innovation

November 27, 2019

There's a software culture revolution inside the government. User-centric design, lean, and agile are first citizens, but the increased velocity in development and testing requires a change in the way the government does deployment, security, and compliance. Diego Lapiduz shows how the cloud.gov team is building tools to achieve faster deployments and continuous compliance in a secure environment.
Effectively adding analytics to your monitoring

Effectively adding analytics to your monitoring

November 26, 2019

Effective monitoring for todays agile environments is both science and art. (Analytics can provide the science while experts and business context can provide the art.) There is no perfect solution, but a framework for integrating these varied information sources as collaborators can drive continuous improvement. Elizabeth Nichols highlights (anonymized) examples from real environments.
Part of the pipeline: Why continuous testing is essential

Part of the pipeline: Why continuous testing is essential

November 24, 2019

Adam Auerbach and Tapabrata Pal discuss Captial One's transformation to continuous testing, covering core principles, tools, and best practices as well as common roadblocks and some recommendations on how best to remove them from the environment.
Poised to deploy: The C-suite and adaptive capacity

Poised to deploy: The C-suite and adaptive capacity

November 23, 2019

The C-suite (continuous delivery, continuous integration, continuous delivery, and their enablers like agile, scrum, and so on) is an investment in future adaptive capacity. Richard Cook explains the value of adaptive capacitybeing able to respond to new challenges and grasp new opportunitiesand explores its far-reaching consequences.
Deep dive into Git

Deep dive into Git

November 13, 2019

Git has quickly become an incredibly popular version control system, but how does it actually work? It's very different from a centralized version control system, and understanding how it models history allows you to understand how to use it. Edward Thomson explains how Git actually works under the hood, the fundamentals of a repository, and how this makes Git fast and flexible.
DevOps at large: Modernizing apps and infrastructure in the federal government

DevOps at large: Modernizing apps and infrastructure in the federal government

November 13, 2019

The DevOps movement has changed the way that businesses handle the development, deployment, and operations of their systems. Like so many other advances in technology, however, this evolution is coming to government last. Aidan Feldman discusses the challenges of introducing modern processes and infrastructure at the federal level and looks at specific ways that 18F is tackling this problem.
How to build a learning organization

How to build a learning organization

November 10, 2019

Twenty-five years ago, Peter Senge wrote The Fifth Discipline, the seminal guide to building a learning organization. Given their obvious benefits (and Senge's recipe for success), why don't we see more learning organizations? Janelle Klein explains how to build a roadmap for learning how to learn togetherfrom the building blocks of culture to the design of organizational architecture.
Is your open source project ready for the container era?

Is your open source project ready for the container era?

November 9, 2019

Learn how to package up your open source software project as a containerized offering that developers trust and your community can easily maintain. Diane Mueller, Vincent Batts, and Ryan Jarvinen outline ways to automate your image build and deployment processes using Docker Hub, Kubernetes, OpenShift, and other popular toolchains and explore emerging best practices and container stds.
System software goes weird

System software goes weird

November 5, 2019

System software has been a monoculture of C and a land of monoliths, but a new wave of open source system software has started to appear, in languages such as Rust, Go, Haskell, OCaml, and Lua. These projects are developing new sorts of applications and introducing new people to systems programming. Justin Cormack explores what's going on, where it's useful, and the new paths it's leading us down.
How we built an election report-casting app for the 2015 Nigeria general elections (with little experience building mobile apps, using agile scrum methods for the first time)

How we built an election report-casting app for the 2015 Nigeria general elections (with little experience building mobile apps, using agile scrum methods for the first time)

October 30, 2019

Bulama Yusuf explains how he and his team introduced agile methodologies to build a mobile app with a cloud-based backend at an organization that previously used the waterfall method of software development (and had never built a mobile app before). Bulama outlines the challenges the team faced and the lessons they learned along the way.
Road traffic analysis and agile architectures

Road traffic analysis and agile architectures

October 29, 2019

Kristoffer Dyrkorn outlines an infrastructure that reduces the steep cost of road construction and maintenance. The system provides high-quality and near real-time information by integrating an unusual combination of sensors, devices, protocols, and software. Kristoffer discusses architectural challenges met and choices and mistakes made while trying to keep the architecture receptive to change.
Delivering information in context

Delivering information in context

October 26, 2019

Pivotals Ian Andrews explores why delivering information in context is the key to competitive differentiation in the digital economy.
A new approach to design thinking

A new approach to design thinking

October 13, 2019

In 2013, IBM, one of the worlds largest technology companies, set the mission to create a sustainable culture of design. The goal: bring a human-centered focus to thousands of product and service experiences. Doug Powell offers a look at how this 350,000-employee company implemented Design Thinking and is addressing the needs of their users to deliver outcomes with speed and at scale.