SQL and .Net Developer

1 month ago

Johannesburg, South Africa Recru-it Full time
Duties and responsibilities include, but are not limited to:
- Solve business problems alone and as part of the team by applying good reasoning
and logic to use one or more of the following technologies: ASP.NET, C#, Web
services, Web APIs and SQL programming. ML.Net would be an advantage and part
of the role moving forward.
- Support the deployment of new IT systems and infrastructure.
- Diagnose problems using a logical approach and understanding of the underlying
systems.
- Working individually or as part of a team on small to medium sized SQL projects to
solve operational business requirements as well as data manipulation when needed.
- Creating ad-hoc queries or SQL Server stored procedures, views and jobs based on
user requests or to maintain, troubleshoot or improve existing SQL functionality.
- Working on large data sets in a live transactional environment with an awareness of
the impact of running demanding queries and the side effects on a busy operational
call centre.
- Create and maintain constraints, keys and indexes to improve performance and
maintain database integrity and business rules.
- Design and maintain Excel and SSRS reports using stored procedures and views.
- Maintain or improve existing Excel reports using VBA for extended functionality.
- Querying and summarising data across multiple servers and databases using linked
servers.
- Working with dynamic SQL to solve difficult cross-server and cross-database queries
and summaries.

Experience and requirements:
- A minimum of 5 years using and programming in C#, .NET and SQL.
- At least 3 of the most recent years using and programming in C#, .NET and SQL
daily.
- Solid understanding of relational databases and database design.
- Excellent knowledge of the T-SQL language including use of stored procedures,
triggers, views, data types, keys indexes, constraints, foreign keys, relational design
and the related tools and development environment
- A good understanding of SSIS, SSRS and Excel working with SQL Server over the
past 3 years.
- Experience optimising SQL Server queries and stored procs and the use of query
analyzer for tuning code.
- Very good general programming skills and a general interest in programming and
development using primarily SQL Server and C# and the .Net platform. Experience
with other SQL databases like MySQL and PostgreSQL would be an advantage.
- Very good Excel skills as well as a good working knowledge of VBA programming in
Excel.
- Sound knowledge of secure development principles.
- Knowledge of SQL environment using tracing tools.
- Web development experience using MVC and the following technologies: ASP.NET /
.Net Core / Razor pages / Blazor.
- Knowledge and experience working with HTML, CSS and JavaScript/Typescript.
- Web Service development using .Net.
- Use of and RESTFul APIs.
- Use of SOAP Web Services.
- CLR development for SQL Server using C# would be an advantage.
- Experience with Node Red would be an advantage.
- Some Linux and Asterisk experience would be an advantage.

Skills and abilities:
- A strong sense of responsibility and ownership and a solid work ethic this is very
important
- Accurate and precise approach with a strong sense of attention to detail.
- The ability to work independently and as part of a team.
- A willingness to learn about the existing business and systems enabling participation
in the improvement and further development of these systems.
- A willingness to keep learning and staying updated on modern development
environments, techniques and trends like the latest ASP.Net developments as well
as ML.Net
- Very good verbal and written communication skills with the ability to adapt to
communicating with senior technical team, management and non-technical call
centre agents.
- Very good problem-solving skills and an aptitude for applying critical reasoning and
logic to solve challenging business problems.
- Very logical with good understanding of basic mathematics and statistics.
- Organised and task driven with a need to complete tasks well

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