About ACL
ACL Digital, formerly Calsoft Labs, is a digital transformation and product engineering company founded in 1992 and part of the ALTEN Group. Its Indian entity operates as ALTEN Calsoft Labs India Private Limited, with major delivery centres in Bengaluru and Chennai.
The company works across the technology stack from chip to cloud, providing software product engineering, embedded and silicon engineering, AI solutions, cloud services and managed IT services to enterprise customers.
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ACL Recruitment Process
Interview Process
Indicative process. ACL Digital does not publish its hiring process. The stages below describe the pattern normally followed for this kind of role and employer – they are a general guide, not this company’s stated process, and they are not based on a published source. Rounds vary by role, experience level and year.
ACL Digital operates in Digital transformation and product engineering. Its hiring is not published, but recruitment for roles of this kind normally follows these stages:
- Online assessment – Aptitude and logical reasoning plus a coding section (data structures, algorithms and one or two programming problems).
- Technical interview – Programming fundamentals, core computer-science subjects and a walkthrough of your projects.
- Second technical or design round – Deeper problem solving; system or low-level design for experienced candidates.
- Managerial round – Role fit, ownership and how you approach problems.
- HR round – Behavioural questions, compensation, location and notice period.
The number of rounds varies with seniority: entry-level hiring is usually shorter, while senior roles add further interviews. Confirm the actual process with the recruiter for the role you are applying to.




