Software Engineer

mailercloud pvt ltd; Kozhikode district; On-site; INR 1,200,000 - 2,200,000; Full time

Job summary

Mailercloud, a London-based email marketing platform with offices in London, Kozhikode, and Bangalore, is seeking a software engineer to design and ship backend APIs in Go/PHP and develop frontend components in Vue 2/3 or React. You will work on campaign, automation, and analytics modules from design to production.

You will operate on Linux servers (Rocky Linux), maintain CI/CD pipelines, contribute to ClickHouse schemas, and integrate with GraphQL/REST APIs, RabbitMQ, and HAProxy.

Qualifications

• 3–4 years of professional software development experience in a product company.
• Strong proficiency in Go (preferred) or PHP.
• Solid frontend skills in Vue 2/3 or React and REST/GraphQL APIs.
• Working knowledge of MySQL: schema design and query optimization.
• Experience with Linux environments (CentOS/RHEL/Rocky Linux) and CLI.
• Familiarity with CI/CD practices (GitHub Actions/GitLab CI).
• Strong fundamentals in data structures, algorithms, and system design.
• Ability to read infrastructure-as-code and deployment scripts.
• Good written English for documentation and async communication.
• MySQL operations including migrations and partition management.
• RabbitMQ queue infrastructure management and HAProxy configuration.

Responsibilities

• Design, build, and ship backend APIs and microservices in Go and PHP for MailerCloud's campaign, automation, and analytics modules
• Develop and maintain Vue 3 frontend components and SPAs, working from Figma designs to pixel-perfect, performant UIs
• Contribute to integrations with e-commerce, CRM, and other platforms where email is a major communication channel (GraphQL APIs, webhook pipelines, data sync)
• Work with dedicated bare-metal servers (Rocky Linux 9) for deployment, configuration, and troubleshooting
• Manage and extend CI/CD pipelines; write safety gates, linting, and automated test hooks
• Contribute to ClickHouse schema design, query optimisation, and partitioning strategies for analytics at billion-row scale
• Participate actively in code reviews, sprint planning, and retrospectives
• Write clean, well-tested, well-documented code with an emphasis on maintainability at scale
• Follow and improve the team's coding standards, branching strategies, and deployment practices
• Proactively identify technical debt and propose pragmatic refactoring approaches

Skills

Go (strongly preferred)

PHP

Vue 2/3 or React

MySQL

Linux (CentOS/RHEL/Rocky Linux)

CI/CD (GitHub Actions / GitLab CI)

Data structures & algorithms

Infrastructure-as-code reading

Docker / DevOps basics

RabbitMQ & HAProxy

REST / GraphQL APIs

Tools

GraphQL

REST APIs

ClickHouse

GitHub Actions

GitLab CI

RabbitMQ

HAProxy

Job description

Mailercloud is a London-based global email marketing platform provider with offices in London, Kozhikode, and Bangalore. Businesses in over 100 countries use us to run campaigns, send transactional emails through our API, and keep their lists clean with our email verifier—processing billions of emails every year.

Job Description

Key Responsibilities

Product Development

• Design, build, and ship backend APIs and microservices in Go and PHP for MailerCloud's campaign, automation, and analytics modules
• Develop and maintain Vue 3 frontend components and SPAs, working from Figma designs to pixel-perfect, performant UIs
• Contribute to integrations with e-commerce, CRM, and other platforms where email is a major communication channel (GraphQL APIs, webhook pipelines, data sync)

Infrastructure & DevOps

• Work with dedicated bare-metal servers (Rocky Linux 9) for deployment, configuration, and troubleshooting
• Manage and extend CI/CD pipelines; write safety gates, linting, and automated test hooks
• Contribute to ClickHouse schema design, query optimisation, and partitioning strategies for analytics at billion-row scale

Requirements

Must-Have

• 3 – 4 years of professional software development experience in a product company environment
• Strong proficiency in at least one backend language: Go (strongly preferred) or PHP
• Solid frontend skills in Vue 2/3 or React; comfortable working with component libraries and REST/GraphQL APIs
• Working knowledge of MySQL — schema design, query optimization, indexing strategies
• Experience with Linux (CentOS / RHEL / Rocky Linux or similar) — comfortable on the command line
• Familiarity with CI/CD practices (GitHub Actions, GitLab CI, or equivalent)
• Strong fundamentals in data structures, algorithms, and system design
• Ability to read and understand infrastructure-as-code and deployment scripts
• Good written English for documentation, PRDs, and async communication
• Support MySQL database operations including schema migrations, query tuning, and partition management
• Assist in RabbitMQ queue infrastructure management and HAProxy configuration as required

AI Agents & Tooling

• Build and maintain AI agent infrastructure (QA Agent, Code Review Agent, SRE Agent) using MCP-first architecture with Claude via the Anthropic API
• Write and maintain CLAUDE.md constitutions, sprint SOPs, and developer scaffolding tooling
• Contribute to the MailerCloud MCP connector and associated developer documentation

Code Quality & Collaboration

• Participate actively in code reviews, sprint planning, and retrospectives
• Write clean, well-tested, well-documented code with an emphasis on maintainability at scale
• Follow and improve the team's coding standards, branching strategies, and deployment practices
• Proactively identify technical debt and propose pragmatic refactoring approaches