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Software Engineer (Fullstack)

Portonics Limited · Dhaka, Dhaka Division, Bangladesh · On-site

Posted Jul 2, 2026

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Full-Stack engineers will champion the development of best-in-class web applications, consistently ensuring UI consistency and quality. You will create and deploy software building blocks that support the client's and internal product suite, and work cross-functionally with product and leadership teams to implement the best solutions. You will work for standardization and improvement of development processes including technology selection, deployment steps, and code review. In addition to the above, you will be, creating system functionality; amending existing features; doing research and development of proof of concepts; structuring code according to coding standards; writing thorough automated tests for your code; Updating/managing tasks through JIRA; participating in daily standup meetings; Bachelor's Degree in Computer Science or related field; with 3+ years of industry experience or equivalent combination of education, training, and experience; Must have: Proficient at writing production code both manually and with AI coding agents (e.g. Claude Code, Cursor, Codex), with the judgment to review, refactor, and take ownership of AI-generated output. Able to critically evaluate AI suggestions for correctness, security, and performance rather than accepting them blindly. Excellent PHP (7+), JavaScript, NodeJS development experience; 3+ years of experience developing modern, responsive, and cross-browser-compatible websites using HTML, CSS, and JavaScript. Experience in Tailwind CSS, Material Design and/or Bootstrap 5  Familiarity with CSS preprocessors such as Sass, Less, or Stylus Knowledge of JavaScript frameworks such as React, Angular, or Vue Experience in PHP framework Symfony, Laravel, and/or CodeIgniter;  Experience in Webpack, Grunt, Gulp; Strong understanding of AI principles, algorithms, and techniques. Familiarity with various LLM architectures (Transformer-based models, Llama family, GPT variants) Skilled in effective prompting and context engineering to get reliable results from LLM-based tools. Experience with cross-browser compatibility testing Strong experience in working with API’s; Comfortable integrating LLM APIs into applications (function/tool calling, structured outputs, streaming, token and cost management). Strong experience with data modeling, relational database, SQL and database administration, and complex queries;  Prolific experience with NoSQL (MongoDB, DynamoDB etc) databases Demonstrated experience supporting enterprise-level, mission-critical applications; Exceptional written and oral communication skills, able to synthesize complex information into succinct executive summaries for internal and external audiences; Secure coding fundamentals (OWASP Top 10, input validation, authentication/authorization, secrets management). Good verbal and written communication skills in english; Good to have: Experience with Next.js Experience with…