Support Javascript Engineer

Blis is an award-winning, global leader and technology innovator in big data analytics and advertising. We help brands such as McDonald's, Samsung, and Mercedes Benz to understand and effectively reach their best audiences. In doing this, we are industry champions in our commitment to the ethical use of data and believe people should have control over their data and privacy. With offices across four continents and over 270 people on the team, we are a truly international company with a global culture and scale. We're headquartered in the UK, financially successful and stable, and looking forward to continued growth. We'd love it if you could join us on the journey!

We are seeking an Support Engineer who is interested in joining the Support Engineering Team team at Blis. The role sits in-between Ad Ops and the Engineering team, to help campaigns run smoothly and to troubleshoot and solve any technical issues that may occur. The role also includes helping integrate and certify with new third-party ad technologies that Blis works with. This requires careful planning and testing as well as internal and external communication skills and coding experience.

This role is a hybrid work model

Location - Mumbai (Jogeshwari)

Shift: 2pm - 10 pm (IST)

As of March 2025, Blis was acquired by T-Mobile and is now part of T-Mobile Advertising Solutions. This is a growing team with big responsibilities and exciting challenges ahead of it, as we look to reach the next 10x level of scale and intelligence.

Key responsibilities

• Support the campaign management team with the technical setup and delivery of RTB campaigns across the Blis platform
• Support the creative team to build and host creative with all relevant tracking required
• Jira – quickly and efficiently solve or escalate troubleshooting tickets submitted by the Operations team
• Perform campaign debugging duties in line with SLA
• Assist engineering team with test processes for new functionality within Blis systems
• Identifies and flags risks within their tickets and can quickly highlight red flags and patterns
• Provide training to fellow team members on project rollouts, the latest product updates
• Lead on third-party certification processes and keep up to date with third-party ad technology
• Regularly impart knowledge and proven processes into the company knowledge base for the benefit of the wider team
• Validate campaign setup when required and Troubleshoot any technical issues for the campaign.
• Check to track across metrics and media types to ensure the campaign is running correctly.
• Run the certification process for new servers and tools, e.g. rich media provider

Skills and requirements

• Bachelor's degree or higher in computer science and (3-5 years) related hands-on engineering experience
• Understand Linux/Unix/Windows Operating System.
• Some Shell Scripting knowledge.
• PHP, Java, Javascript, and HTML experience (basic to intermediate).
• Knowledge of Mobile App technology (especially Android and iPhone).
• Understand networking (basic to intermediate).
• Good prioritization and time management skills.
• Experience in Github or Gitlab preferred
• Practical experience of using incident tracking systems, such as JIRA.
• Strong MySQL adding/deleting/updating campaign tags and other aspects of the campaign setting – PostgreSQL experience appreciated.
• Good understanding of the HTTP and HTTPS protocols.
• Good understanding of API e.g. REST API.
• Knowledge and understanding of Mobile App technology and framework for issues
• Experience within the advertising or ad tech industries

• About us

Blis is the only omnichannel DSP that unites telco data, real-world movement patterns, and transactions to deliver a complete view of the consumer. Powered by T-Mobile and built for precision at scale, Blis omnichannel platform helps marketers map the full purchase journey – from impression to transaction – and expand their audience reach, driving incremental results across every screen.Founded in the UK in 2004, Blis employs over 300 global employees across 14 offices in 11 countries.