Senior Backend Developer (Node.js and Python)
AI summary
Vennote Technologies Limited is hiring a Senior Backend Developer on a full-time hybrid basis in Lagos. The role focuses on building scalable backend systems for a chatbot platform using Node.js and Python, integrating OpenAI services, and working with databases and real-time communication. The position offers a salary range of ₦750,000 to ₦1,000,000 per month.
- Full-time hybrid role based in Lagos
- Salary range of ₦750,000 to ₦1,000,000 per month
- Focus on Node.js and Python backend development
- Work on a chatbot platform with OpenAI integration
- Requires 7 to 8 years of relevant experience
- Apply by sending CV to faith.onokhoikhua@vennote.com
AI job guide
Use this guide to check salary signals, requirements, documents, application steps and safety before you apply.
AI salary guide
Source salary availableThe source lists ₦750,000 - ₦1,000,000/month. Confirm the final pay, benefits, contract terms and allowances directly with the employer before accepting an offer.
Can you qualify for this role?
- Required7+ years of relevant experienceThe job post includes a minimum experience signal.
- RequiredEducation or certification mentioned in the postThe captured text mentions education, a diploma, certificate, or licence.
- PreferredPractical evidence in security, seguranca, technologyThe tags and summary point to skills connected with this role.
- RequiredAvailability to work in Not specifiedThe vacancy is associated with this location.
- UnclearComfort with the Full Time contract termsConfirm hours, duration, probation and benefits at the original source.
Documents to prepare
- Likely requiredUpdated CV
- Role specificCover letter or short employer message
- OptionalProfessional references
- Role specificAcademic or professional certificates
- VerifyID or passport only after verifying the employer
Application tips for this job
- Place your strongest Senior Backend Developer (Node.js and Python) evidence in the first half of your CV.
- In your cover letter or employer message, connect your experience to Vennote Technologies Limited and the role in Not specified.
- Add concrete examples related to security, seguranca, technology, ideally with measurable outcomes or clear responsibilities.
- Follow the instructions from MyJobMag Nigeria; avoid sending documents to unofficial contacts or copied links.
- Confirm the deadline, interview location and employer contact before sharing personal documents.
Source and safety check
- MyJobMag Nigeria
- Original source link available
- Application method is clear
- Deadline not specified
- No major risk signal was detected in the captured text.
Never pay for interviews, shortlisting, medical checks, uniforms, or job placement. Confirm every application at the original source before sharing personal documents. Report suspicious listing.
Interview preparation
- What experience makes you a strong fit for this Senior Backend Developer (Node.js and Python) role in security, seguranca?
- How have you handled responsibilities similar to those in this job post?
- Are you available to work in Not specified under the listed contract or schedule?
- Prepare examples with clear responsibilities, tools used and measurable outcomes.
- Review the source and research Vennote Technologies Limited before the interview.
Ask what the first priorities will be in the role and how success will be measured.
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Original source description
Vennote Technologies Limited is a well-established ICT company with experience: spanning over two decades in enterprise solutions using best of breed products in very large IT deployments around the world. Vennote Technologies Limited has certified Skilled Technical resources delivering world class implementation and support services through the use of best p... Senior Backend Developer (Node.js and Python) Job Type Full Time , Hybrid Qualification BA/BSc/HND Experience: 7 - 8 years Location Lagos Job Field ICT / Computer Salary Range ₦750,000 - ₦1,000,000/month This is a Hybrid contract position that requires individuals who enjoy challenges, prioritize, meet deadlines, and have a collaborative work ethic and teamwork spirit working with our team of Solution Architects, NLP Engineers, Speech Scientists, FrontEnd Developers, Business and Data Analysts, and Scrum Masters. We have: A state-of-the-art, highly innovative Product platform that we continuously expand/improve to maintain our leadership A team of seasoned experts to collaborate with. An open mind to new technologies, methodologies, challenges, and innovation. Responsibilities: Design and implement RESTful APIs endpoints using Express.js framework to facilitate secure and reliable communication between the client and the server. Design, develop, and maintain robust and scalable backend systems for our chatbot platform using Node.js. Integrate with OpenAI services using their SDKs or APIs. Handle the request and response flow to the AI engine, including passing the user\'s prompt and receiving the AI-generated text. Design and interact with the database to store conversational history, user profiles, application settings, and Retrieval-Augmented Generation (RAG) data sources. Implementing real-time communication using WebSockets to provide a fluid, instant, and conversational chat experience. Collaborate with frontend developers, data scientists, and product managers to build a seamless user experience. Develop and optimize APIs for efficient data exchange between the chatbot and other systems. Implement and integrate natural language processing (NLP) and machine learning models into the backend infrastructure. Ensure the security and reliability of the chatbot backend by implementing appropriate measures. Develop and train machine learning models using appropriate algorithms and techniques. Assess the performance of the chatbot using metrics like accuracy, precision, recall, and F1-score. Fine-tune models to improve their performance and address limitations. Optimize backend performance and scalability to handle increasing user loads. Stay up to date with the latest advancements in backend technologies and chatbot development. Qualifications: Bachelor’s degree in computer science, Engineering, or a related field. Proven experience: in backend software development, with a strong focus on building scalable and high-performance systems. 7 years+ strong proficiency in Node.js and Python backend programming languages. Expertise in database technologies (e.g., MongoDB, SQL, NoSQL) and data modeling. Solid understanding of API development and integration. Experience: with Azure cloud platform Knowledge of NLP and machine learning concepts is a plus. Strong problem-solving and analytical skills. Excellent communication and teamwork abilities. Preferred Qualifications: Experience: in chatbot development or conversational AI. Knowledge of messaging platforms (e.g., WhatsApp, Facebook Messenger, Slack). Experience: with containerization technologies (e.g., Docker, Kubernetes). We offer: An attractive remuneration package Continuous learning/training in new technologies and products A great environment to work in, excel and progress professionally Check how your CV aligns with this job Method of Application If you want to join a team of global leaders in their field, send your CV to faith.onokhoikhua@vennote.com referencing the position title as subject. All applications will be treated with strict confidentiality. Only suitable candidates will be contacted. Build your CV for free. Download in different templates.