Dasl (Data Abstraction and Specification Language) is a programming language designed for specifying abstract data types and their operations. It allows developers to define data structures and the associated operations in a clear, formal manner, facilitating verification and implementation of these abstractions in software development.

About Dasl
Dasl was developed in the 1980s as part of research into formal methods for software engineering. It was created to provide a way to specify abstract data types and their operations formally, improving the reliability and correctness of software systems. The language emerged from academic efforts to enhance software specification techniques, though specific individuals or institutions responsible for its creation are not definitively documented.
Strengths of Dasl included its ability to formally specify abstract data types, enhancing software reliability and correctness. Weaknesses involved its complexity and limited adoption in mainstream development. Competitors included other formal specification languages like Z and VDM (Vienna Development Method).
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How to hire a Dasl expert
A Dasl expert must have strong skills in formal methods, abstract data type specification, and mathematical logic. Proficiency in formal verification techniques and experience with other specification languages like Z or VDM is also essential. Understanding of software engineering principles and familiarity with implementation strategies for formally specified systems are crucial.

Lucas S.
Skills
Recent graduate with a focus on web development, seeking to refine skills through practical application. Experience extends to mobile development utilizing tools such as React, alongside proficiency in CMS platforms including Drupal and WordPress.

Paulo R.
Skills
Software Developer with over a decade of experience since 2008, specializing in web, mobile, and desktop solutions. This professional history includes a range of environments from large public companies to agile startups, demonstrating adaptability and mastery in diverse technological contexts. In recent years, expertise has concentrated on backend development using Spring Boot (Java), complemented by substantial front-end work with Angular. Proficiency extends to both relational (MySQL, PostgreSQL, SQL Server) and NoSQL (Redis, MongoDB) databases, ensuring efficient and secure data management.
In the DevOps arena, skills encompass the use of tools such as Docker, Kubernetes, and Jenkins to streamline CI/CD processes and enhance development workflows. Practical experience with cloud solutions, primarily in Azure and AWS, underscores a commitment to scalability and operational efficiency.
With a background that includes eight years as a public employee and two years as an instructor at the Federal Institute, there is a strong appreciation for continuous learning and knowledge sharing. Currently focused on remote work opportunities that provide challenging projects conducive to ongoing professional growth.

Gabriel R.
Skills
Full-Stack Developer with five years of specialized experience in back-end development, focusing on the intricate aspects of logic in programming. Primarily engaged in developing search platforms, control panels, and their mobile applications, expertise spans JavaScript-based languages, including Node.js, React, React Native, Next.js, Nest, and Express. Demonstrates strong proficiency in both relational and non-relational databases, including their ORM tools, and adept at constructing complex and advanced queries as well as designing comprehensive data architecture diagrams.

Kleber W.
Skills
Possessing over 15 years of experience in the analysis and development of web and mobile systems, responsibilities have included managing development teams as well as overseeing the planning, development, and delivery of software.

Mário J.
Skills
Full-stack developer who began programming at 15, initially using BASIC and Pascal. Over the course of their career, they have developed proficiency in several programming languages, notably PHP, Java, Swift, C+, C, Python, and with a specialization in Ruby. Their expertise extends to advanced database management, encompassing conversion, normalization, and migration. They are characterized by an ability to quickly assimilate new information and a strong enthusiasm for tackling and overcoming challenges.

Roberto H.
Skills
With over seven years of experience in software development, specialized expertise encompasses full stack and desktop software development. Proficient in a variety of programming languages and frameworks, including Angular, React, TypeScript, JavaScript, Python, C++, C#, HTML, CSS, SCSS, PHP, Oracle, PostgreSQL, MySQL, Flutter, and Java SE, the scope includes building REST APIs utilizing FastAPI and Node.js, while structuring them through AWS Lambda and AWS API Gateway.
Adopting agile methodologies for team and project management, the emphasis is on using integration tools to organize efforts and continuously identify software system improvement points. Code structuring and versioning are managed with tools such as GitHub and AWS CodeCommit.

Alexandre D.
Skills
A Computer Science graduate from UFPR and a current postgraduate student in Software Engineering at UTFPR. Specializes in development with technologies such as React, Next.js, PHP, and Python, along with advanced expertise in database management, particularly with Oracle. Motivated by a commitment to crafting efficient and scalable solutions.

Lucas D.
Skills
A full-stack developer with a specialization in web programming, bringing nine years of experience in developing high-quality web solutions and a proficiency in PHP, complemented by a solid grasp of HTML, CSS, and JavaScript. As a senior PHP developer, there is a consistent track record in maintaining and enhancing educational systems that benefit a large user base of students and educators.
Committed to high-quality project delivery within set deadlines, the role involves solving complex problems with meticulous attention to detail, identifying opportunities for improvement and optimization. Effective communication and teamwork are highly valued, adapting seamlessly to collaborative environments to ensure project success.
An advocate for continuous learning, there is an active effort to stay updated on the latest technological trends and advancements, always ready for new challenges and opportunities to enhance knowledge and skills.
*Estimations are based on information from Glassdoor, salary.com and live Howdy data.
USA
$ 224K
Employer Cost
$ 127K
Employer Cost
$ 97K
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