Backend Developer (.Net)

Andersen Lab; Estado de México; Híbrido; MXN 1.313.000 - 1.876.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Remote / Hybrid work options

Private health insurance

Corporate training portal

Mentoring & adaptation program

Annual bonus up to €1,000 per month

Descripción de la vacante

Andersen Lab is seeking a seasoned .NET developer to design and implement complex SQL queries and event-driven architectures for a travel platform. You will work with SQL Server and MongoDB, applying ORM (EF Core) and modern microservices patterns, while collaborating with PMs and architects to deliver scalable software.

The role supports a flexible work arrangement including remote, office or hybrid options, with a strong emphasis on high-quality design, documentation, and performance tuning.

Formación

• 4+ years with Microsoft .NET stack (Framework & Core)
• Advanced SQL Server queries (JOINs, CTEs, window functions)
• MongoDB with aggregations and indexing
• Event-driven architecture & message brokers (RabbitMQ/Azure Service Bus)
• EF Core and ORM performance
• Legacy code migration to microservices
• Azure services (Azure SQL, Cosmos DB, Functions, Service Bus)
• Redis caching strategies (cache-aside, write-through, TTL)
• Independent work and collaboration with PMs/architects
• English level: upper-intermediate or higher

Responsabilidades

• Design and implement complex SQL queries and stored procedures for high-performance data ops in travel platform.
• Architect and develop event-driven solutions with .NET Core/.NET Framework.
• Work with SQL Server and MongoDB data models and queries for travel domain needs.
• Develop software that passes tests, integrates, and meets high standards.
• Collaborate with PMs/POs and architects to estimate, plan, test, and deliver complex software.
• Create design docs and documentation for maintenance.
• Explore new trends and technologies to improve work output.
• Implement Redis caching to reduce DB load and improve API response times.

Conocimientos

NET stack

SQL Server

MongoDB

Event-driven

Azure Service Bus

Redis caching

EF Core

Microservices

Azure Cloud

RabbitMQ

Descripción del empleo

The position assumes 1 3 to 2 1 CET work schedule.

Responsibilities:

• Designing and implementing complex SQL queries, stored procedures, and database optimizations to support high-performance data operations on the travel platform.
• Architecting and developing event-driven solutions using .NET Core/.NET Framework, including message queues, event sourcing, and asynchronous processing patterns.
• Working with both SQL Server and MongoDB to design efficient data models and queries that handle complex travel domain requirements.
• Developing software that has been tested, integrated, and meets both yours and our high development standards.
• Working with Product Managers/ PO and architects to estimate, plan, test, integrate, and deliver complex, scalable software.
• Creating design documents and documentation to ensure efficient maintenance.
• Exploring and making recommendations based on current trends, techniques, and technologies that could have a positive impact on your work.
• Implementing Redis caching strategies ( , cache-aside, write-through, TTL management) to reduce database load, improve API response times, and handle high read throughput for frequently accessed travel data.

Must-haves:

• Experience with the Microsoft .NET technology stack, including .NET Framework and .NET Core, for 4+ years.
• Expertise in complex SQL Server queries (JOINs, CTEs, window functions, performance tuning).
• Solid experience with MongoDB (aggregation pipelines, indexing, schema design).
• Experience with event-driven architecture and message brokers (RabbitMQ or Azure Service Bus).
• Experience with Entity Framework Core and understanding of ORM performance implications.
• Strong experience working with legacy codebases and migrating to microservices architecture.
• Experience with Azure Cloud services (Azure SQL, Cosmos DB, Azure Functions, Service Bus).
• Hands-on experience with Redis caching strategies (cache-aside, write-through, TTL).
• Strong problem-solving skills and the ability to work independently.
• Experience collaborating with PMs and architects on planning and delivery.
• Level of English – from Upper-Intermediate and above.

Nice-to-haves:

• Experience with Angular 1 7+ for full-stack capabilities.
• Experience in the travel industry or with booking/reservation systems.
• Experience building SPAs, specifically with Blazor.
• Knowledge of Docker, Kubernetes, and containerized deployments.
• Exposure to version control software (GitHub preferred).

Reasons why this job would be interesting to you:

• Experience in teamwork with leaders in FinTech, Healthcare, Retail, Telecom, and others. Andersen cooperates with such businesses as Samsung, Siemens, Johnson & Johnson, BNP Paribas, Ryanair, Mercedes, TUI, Verivox, Allianz, T-Systems, etc..
• The opportunity to change the project and/or develop expertise in an interesting business domain.
• Job conditions – you can work both fully remotely and from the office or can choose a hybrid variant.
• Guarantee of professional, financial, and career growth! The company has introduced systems of mentoring and adaptation for each new employee.
• The opportunity to earn up to an additional 1, 0 0 0 EUR per month, depending on the level of expertise, which will be included in the annual bonus, by participating in the company's activities.
• Access to the corporate training portal, where the entire knowledge base of the company is collected and which is constantly updated.
• Bright corporate life (parties / pizza days / PlayStation / fruits / coffee / snacks / movies).
• Certification compensation (AWS, PMP, etc).
• Referral program.
• Private health insurance and sports compensation, depending on the type of employment.

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