Lead/Senior- Backend Developer

Senior Backend Developer – Lead Engineer

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Company Profile

Ken Research

Our technology team builds scalable platforms powering:

• Research & consulting automation
• Expert network systems
• Market intelligence engines
• AI-enabled workflows and internal productivity tools

high-ownership, fast-paced, startup mindset

Role Summary

Senior Backend Developer (Lead Engineer)

This role demands deep experience in:

• Python, Django, DRF

• MySQL & PostgreSQL

• Elasticsearch

• All types of API development & integrations

• DevOps, CI/CD, scalable deployments

• System architecture & backend design

CMO/CDO

startup-like engineering ownership role

Key Responsibilities

1. Backend Engineering & Architecture

• Architect and build scalable backend systems using

  Python, Django, DRF

• Design microservices, modular backend layers, domain-driven architecture
• Build robust systems with high fault tolerance and performance
• Conduct architectural reviews, suggest design optimizations

2. Database Engineering (MySQL/PostgreSQL)

• Design relational schemas with normalization and performance considerations
• Optimize SQL queries, indexes, and data pipelines
• Implement caching strategies using

  Redis/Memcached

• Handle migrations, data integrity, and transaction flows

3. API Engineering (All Types)

all kinds of APIs

• REST APIs
• Internal service APIs
• Webhooks & event-driven APIs
• Authentication & RBAC APIs
• Reporting & analytics APIs
• Third-party integrations (CRM, analytics, tools)
• AI/LLM API integrations (OpenAI, Gemini, Claude, etc.)

Responsibilities:

• Design API layers following best practices & security standards
• Handle throttling, rate limiting, versioning, API documentation
• Ensure high throughput and low-latency performance

4. Search Engineering (Elasticsearch)

• Implement Elasticsearch for high-speed search & filtering
• Design mappings, analyzers, indexing strategies
• Build search microservices with optimized queries
• Ensure query accuracy, speed, and relevance

5. DevOps, CI/CD & Deployment

• Set up and maintain CI/CD pipelines (GitHub Actions/Jenkins/GitLab)
• Manage automated deployments with rollback strategies
• Work with

  Docker

  , Nginx, Linux servers, and environment configs
• Implement logging, monitoring, alerting (ELK/Sentry)
• Improve system uptime, security, and release stability

6. Collaboration, Ownership & Leadership

• Own backend modules end-to-end from design → development → deployment
• Work closely with

  CMO/CDO

  on architecture, roadmap, and engineering priorities
• Collaborate with frontend, DevOps, data, AI, and product teams
• Review code, enforce quality standards, and mentor junior engineers
• Drive engineering improvements, documentation, and internal tooling

Preferred Technical Exposure (Value-Add Bonus)

(Not mandatory but highly beneficial)

• LLM integration, embeddings, vector search
• FastAPI or async Python frameworks
• Kubernetes / container orchestration
• Event-driven systems (Kafka, SQS, Pub/Sub)
• Large-scale caching strategies

Qualifications & Skills Required

Education

• Bachelor’s/Master’s in Computer Science, Engineering, or related technical fields

Experience

• 5+ years

  backend engineering
• Experience building production systems from scratch (startup or high-growth preferred)
• Strong experience in

  Python, Django, DRF, MySQL, Elasticsearch

Technical Skills

• Python, Django, DRF
• MySQL & PostgreSQL
• Elasticsearch
• Redis, Celery/RQ
• Docker, Nginx, Linux
• CI/CD (GitHub Actions/Jenkins/GitLab)
• REST APIs, service integrations, webhooks
• System architecture & debugging
• Version control (GitHub)

Soft Skills & Mindset

• Startup mindset: speed, ownership, clarity, problem-solving
• Strong communication with cross-functional stakeholders
• Ability to translate business requirements into technical designs
• High accountability and engineering discipline

Apply

hr@kenresearch.com