Intermediate Backend Developer (Remote) at Vastraktech Technologies

Vastraktech specializes in a comprehensive range of software development and digital solutions, including VAS,MVAS ,CPA campaign ,platform provisioning mobile apps, SMS, MMS, WAP/GPRS, SMPP, bulk messaging, and web services such as web design, hosting, e-commerce solutions, multimedia solutions, and internet marketing, among others. With a quality-driven approach, Vastraktech is steadily establishing its presence in the e-business industry. 

We are committed to understanding our client's business needs and delivering exceptional value through top-quality solutions and services. Our focus is on providing unique and innovative solutions that meet and exceed client expectations, backed by excellent customer service and support.

We are recruiting to fill the position below:

Job Title: Intermediate Backend Developer

Location: Nigeria (Remote)
Employment Type: Full-time

Description

• We’re Hiring! Join the Vastrack Tech Team as a Back-End Developer!
• Are you passionate about building innovative, cutting-edge tech solutions? We're looking for talented Back-End Developers to help us shape the future of digital experiences. 
• A Back-End Developer builds the robust, scalable systems that power amazing products.
• If you're ready to make an impact and work in a collaborative, fast-paced environment, we want to hear from you!

Responsibilities

• Develop and maintain scalable backend services for web and mobile applications.
• Build and optimize APIs (RESTful, GraphQL) for seamless integration with front-end applications.
• Work with SMS/MMS, SMPP, and bulk messaging systems to enhance communication solutions.
• Optimize backend logic for real-time data processing and high-performance messaging systems.
• Design, develop, and manage databases (SQL/NoSQL) to ensure efficient data storage and retrieval.
• Implement security best practices, including authentication, authorization, and data encryption.
• Troubleshoot, debug, and optimize server-side code for performance improvements.
• Collaborate with frontend developer and product team to build robust applications.
• Ensure smooth deployment and maintenance using CI/CD pipelines and cloud services (AWS, GCP, Azure).
• Stay updated with emerging technologies and trends in backend development, messaging protocols, and cloud infrastructure.

Requirements

• 2–4 years of experience as a Backend Developer.
• Proficiency in backend programming languages such as Node.js, Python, Java, PHP, or Ruby.
• Experience with messaging protocols (SMPP, MQTT, WebSockets) and bulk messaging systems.
• Strong understanding of API development (RESTful, GraphQL) and third-party service integration.
• Knowledge of databases (MySQL, PostgreSQL, MongoDB, Redis) and query optimization.
• Familiarity with cloud platforms (AWS, GCP, Azure) and containerization (Docker, Kubernetes).
• Hands-on experience with server security, authentication mechanisms (OAuth, JWT), and encryption protocols.
• Experience with version control systems (Git, GitHub, GitLab, Bitbucket).
• Strong debugging, problem-solving, and performance tuning skills.

Preferred Skills (Bonus Points):

• Experience working with telecommunications protocols and SMS gateways.
• Familiarity with microservices architecture and serverless computing.
• Exposure to AI-driven automation and chatbots in messaging systems.
• Understanding of DevOps practices, including monitoring and logging tools.

We Offer

• Competitive salary & benefits
• Flexible working hours
• Opportunity for growth and innovation

Application Closing Date
Not Specified.

How to Apply
Interested and qualified candidates should send their CV and Portfolio to: tech@vastracktech.com.ng using the Job Title as the subject of the email.